Trojan.Agent.CCPK_f06c192d43

Dynamic Analysis

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

nbmtk.exe:3900
%original file name%.exe:2180

The Trojan injects its code into the following process(es):No processes have been created.

Mutexes

The following mutexes were created/opened:No objects were found.

File activity

The process nbmtk.exe:3900 makes changes in the file system.

The Trojan creates and/or writes to the following file(s):

C:\original .exe (1963131 bytes)
C:\config.sys .exe (1963131 bytes)
C:\bootmgr .exe (1963131 bytes)
C:\Boot .exe (1963131 bytes)
C:\Windows .exe (1963131 bytes)
C:\ProgramData .exe (1963131 bytes)
C:\$Recycle.Bin .exe (1963131 bytes)
C:\BOOTSECT.BAK .exe (1963131 bytes)
%Documents and Settings% .exe (1963131 bytes)
C:\totalcmd .exe (1963131 bytes)
C:\Users .exe (1963131 bytes)
C:\XELDZ .exe (1963131 bytes)
C:\autoexec.bat .exe (1963131 bytes)
C:\System Volume Information .exe (1963131 bytes)
C:\marker .exe (1963131 bytes)
%Program Files% .exe (1963131 bytes)
C:\%original file name%.exe .exe (1963131 bytes)
C:\pagefile.sys .exe (1963131 bytes)

The Trojan deletes the following file(s):

C:\Mirax (0 bytes)
C:\Miray (0 bytes)
C:\Mirat (0 bytes)
C:\Mirau (0 bytes)
C:\Miraw (0 bytes)
C:\Mirar (0 bytes)
C:\Miram (0 bytes)
C:\Miran (0 bytes)
C:\Mirah (0 bytes)
C:\Mirai (0 bytes)
C:\Miraj (0 bytes)
C:\Mirak (0 bytes)
C:\Mirad (0 bytes)
C:\Mirae (0 bytes)
C:\Mirag (0 bytes)
C:\Miraa (0 bytes)
C:\Mirab (0 bytes)
C:\Mirac (0 bytes)

The process %original file name%.exe:2180 makes changes in the file system.

The Trojan creates and/or writes to the following file(s):

C:\ProgramData\Saaaalamm\Mira.h (960208 bytes)
C:\ProgramData\nbmtk.exe (1020672 bytes)

Registry activity

The process nbmtk.exe:3900 makes changes in the system registry.

The Trojan creates and/or sets the following values in system registry:

To automatically run itself each time Windows is booted, the Trojan adds the following link to its file to the system registry autorun key:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"Microsoft® Windows® Operating System" = "C:\ProgramData\nbmtk.exe"

Dropped PE files

MD5	File path
ab770b0579c89502c17b035995982832	c:\$Recycle.Bin .exe
6170bf25e2fda6fe5af2128bdbb4c8ac	c:\BOOTSECT.BAK .exe
387a6cea93747cd9199d750145d09a34	c:\Boot .exe
a64c5c499d489349ac65ff09165a006a	c:\Documents and Settings .exe
743669795578b5e4d589b13e0fc3f219	c:\Perl .exe
e524ca69a5d774c277b24499096e600c	c:\Program Files .exe
d6e62d88069248c3c3eed259d922705b	c:\ProgramData .exe
2549139ceeb2c40c2ea0aeb04527d833	c:\ProgramData\Saaaalamm\Mira.h
6cbb09b1b15edc382c838e40c0259ca7	c:\ProgramData\nbmtk.exe
699c1d13d9d9fee1fc260a16b32266bc	c:\System Volume Information .exe
af01327b1eccaa2bf8f3649aea7148ca	c:\Users .exe
2549139ceeb2c40c2ea0aeb04527d833	c:\Users\All Users\Saaaalamm\Mira.h
6cbb09b1b15edc382c838e40c0259ca7	c:\Users\All Users\nbmtk.exe
89c5c775e19e1c164acae77450a17b9e	c:\Windows .exe
22619fd65022474420620be5e252bccd	c:\XELDZ .exe
c9748c8569925bc069308d3c98ae3ea4	c:\autoexec.bat .exe
dbe896f80b05b144cad66f611df92141	c:\bootmgr .exe
116d8a498aa8841defca8758562ac785	c:\config.sys .exe
a7ce91b705ca7396a5c8435233de93fd	c:\%original file name%.exe .exe
1621970f5096df3f99e02099ccf895d6	c:\marker .exe
7fab2f6f5ff7423aa4390cc5ac61f7c4	c:\original .exe
8d7aaed67e11c6d603dcaa2f23937e61	c:\pagefile.sys .exe
5917446d985e1c39b58c2743944f78fe	c:\totalcmd .exe

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

Removals

Remove it with Ad-Aware

1. Click (here) to download and install Ad-Aware Free Antivirus.
2. Update the definition files.
3. Run a full scan of your computer.

Manual removal*

1. Terminate malicious process(es) (How to End a Process With the Task Manager):

   nbmtk.exe:3900
   %original file name%.exe:2180

2. Delete the original Trojan file.
   
3. Delete or disinfect the following files created/modified by the Trojan:

   C:\original .exe (1963131 bytes)
   C:\config.sys .exe (1963131 bytes)
   C:\bootmgr .exe (1963131 bytes)
   C:\Boot .exe (1963131 bytes)
   C:\Windows .exe (1963131 bytes)
   C:\ProgramData .exe (1963131 bytes)
   C:\$Recycle.Bin .exe (1963131 bytes)
   C:\BOOTSECT.BAK .exe (1963131 bytes)
   %Documents and Settings% .exe (1963131 bytes)
   C:\totalcmd .exe (1963131 bytes)
   C:\Users .exe (1963131 bytes)
   C:\XELDZ .exe (1963131 bytes)
   C:\autoexec.bat .exe (1963131 bytes)
   C:\System Volume Information .exe (1963131 bytes)
   C:\marker .exe (1963131 bytes)
   %Program Files% .exe (1963131 bytes)
   C:\%original file name%.exe .exe (1963131 bytes)
   C:\pagefile.sys .exe (1963131 bytes)
   C:\ProgramData\Saaaalamm\Mira.h (960208 bytes)
   C:\ProgramData\nbmtk.exe (1020672 bytes)

4. Delete the following value(s) in the autorun key (How to Work with System Registry):

   [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   "Microsoft® Windows® Operating System" = "C:\ProgramData\nbmtk.exe"

5. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
   

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

Static Analysis

VersionInfo

Company Name: Microsoft Corporation
Product Name: Mira Malware
Product Version: 1.0.0.155
Legal Copyright: Microsoft Corporation
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 1.0.0.155
File Description: Mira Malware
Comments:
Language: English (United States)

Company Name: Microsoft CorporationProduct Name: Mira MalwareProduct Version: 1.0.0.155Legal Copyright: Microsoft CorporationLegal Trademarks: Original Filename: Internal Name: File Version: 1.0.0.155File Description: Mira MalwareComments: Language: English (United States)

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	245368	245760	4.21465	8b164ac8ef3742f37830dc1842275667
.data	249856	608	1024	0.488703	6fda88cf7188a8245a53dfde927250fd
.rdata	253952	9384	9728	3.47165	dbe852009dbd077a9976cb0ecfb9aadf
.bss	266240	18576	0	0	d41d8cd98f00b204e9800998ecf8427e
.idata	286720	2212	2560	2.97703	5e5242c565219f3bd33a6568632559dc
.rsrc	290816	758300	750855	4.92699	93c043451a11d72bfa687db98e3d83a6

Dropped from:

71085757477f44326828393e6657b585

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Total found: 1
2b8686a7b37e08b22abd6be917d75c8b

Network Activity

URLs

URL	IP
teredo.ipv6.microsoft.com	157.56.106.189

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

Map

The Trojan connects to the servers at the folowing location(s):

Strings from Dumps

nbmtk.exe_3900:

.text

.text

`.data

`.data

.rdata

.rdata

@.bss

@.bss

.idata

.idata

C:\ProgramData\nbmtk.exe

C:\ProgramData\nbmtk.exe

Software\Microsoft\Windows\CurrentVersion\Run

Software\Microsoft\Windows\CurrentVersion\Run

Windows

Windows

Operating System

Operating System

%H:%M:%S

%H:%M:%S

%m/%d/%y

%m/%d/%y

-0123456789

-0123456789

%s:%u: failed assertion `%s'

%s:%u: failed assertion `%s'

RegCloseKey

RegCloseKey

RegOpenKeyA

RegOpenKeyA

ADVAPI32.DLL

ADVAPI32.DLL

KERNEL32.dll

KERNEL32.dll

msvcrt.dll

msvcrt.dll

SHELL32.DLL

SHELL32.DLL