Trojan.Agent.CCPK_f732fbeb30

Dynamic Analysis

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

oaqay.exe:992
%original file name%.exe:1692

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 oaqay.exe:992 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:\%original file name%.exe .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:\pagefile.sys .exe (1963131 bytes)

The Trojan deletes the following file(s):

C:\Miray (0 bytes)
C:\Mirav (0 bytes)
C:\Miraw (0 bytes)
C:\Mirap (0 bytes)
C:\Mirar (0 bytes)
C:\Miram (0 bytes)
C:\Miran (0 bytes)
C:\Mirai (0 bytes)
C:\Mirad (0 bytes)
C:\Mirae (0 bytes)
C:\Mirag (0 bytes)

The process %original file name%.exe:1692 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\oaqay.exe (1020884 bytes)

Registry activity

The process oaqay.exe:992 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\oaqay.exe"

Dropped PE files

MD5	File path
476c82fb34ab7b24128d902301c45aa9	c:\$Recycle.Bin .exe
749736b6173ed686a28c11a442f02506	c:\BOOTSECT.BAK .exe
a1327ffb0240dcba3ab21c496402cfea	c:\Boot .exe
8e861fb421f446d7dd744fc311491269	c:\Documents and Settings .exe
91d0cfef256a618b8eac31a76e424319	c:\Perl .exe
60c4e3af52573b4ff75b450455a1b75f	c:\Program Files .exe
0d311250fa2a8cff5acfb9f570f85a2e	c:\ProgramData .exe
3de2e9f0f94ea840959c9be73c3e794b	c:\ProgramData\Saaaalamm\Mira.h
d369486a50f1c18b4658c77fc0a6d9cb	c:\ProgramData\oaqay.exe
358398cf75e489e272a417217a262e9a	c:\System Volume Information .exe
4a6c9ae9505ff436730a2f6331e5f744	c:\Users .exe
3de2e9f0f94ea840959c9be73c3e794b	c:\Users\All Users\Saaaalamm\Mira.h
d369486a50f1c18b4658c77fc0a6d9cb	c:\Users\All Users\oaqay.exe
e463b4e9f5b96447b6bd7bee12808120	c:\Windows .exe
97d57721f04293abb7182fd1b54100ab	c:\XELDZ .exe
84512edb85a5be138a4ff0ebe728e0f7	c:\autoexec.bat .exe
2527c5a863ac5af31ac0bd99455ef0a5	c:\bootmgr .exe
8d4482ca1828499cb5d0935d1d3132db	c:\config.sys .exe
1b17b911d95958f24f47d5f93637a3c5	c:\%original file name%.exe .exe
61aae008aa26e8e19776256803e58bbc	c:\marker .exe
2c4fb6ab56fd337eed60cd5e515a4ae5	c:\original .exe
e9a4f89d5b4150c34df21b8fa560e79e	c:\pagefile.sys .exe
6b527fcda4dd864a3a782c0c57d7092c	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):

   oaqay.exe:992
   %original file name%.exe:1692

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:\%original file name%.exe .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:\pagefile.sys .exe (1963131 bytes)
   C:\ProgramData\Saaaalamm\Mira.h (960208 bytes)
   C:\ProgramData\oaqay.exe (1020884 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\oaqay.exe"

*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: Chinese (Simplified, PRC)

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: Chinese (Simplified, PRC)

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	245368	245760	4.21645	3cd47d380b4e884150017106bb62d733
.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	750853	4.85855	00777ea9384a66629abcdcca494c4342

Dropped from:

03eb0da0f6f8b1ded9dda55a49085b45

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

URLs

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

Map

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

Strings from Dumps

oaqay.exe_992:

.text

.text

`.data

`.data

.rdata

.rdata

@.bss

@.bss

.idata

.idata

C:\ProgramData\oaqay.exe

C:\ProgramData\oaqay.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