qakbot | d41c66a9160ce7f0dd0d1360d8b8339a8276fc30215f4623ca88d0efad319346

General

Target

MSG_986000.vbs
Size

5.2MB
MD5

bb7fbcd342edcef5b43904fe867edc2c
SHA1

a6852667b3de27e6d6eb5820fd2d5267479bdffa
SHA256

d41c66a9160ce7f0dd0d1360d8b8339a8276fc30215f4623ca88d0efad319346
SHA512

2fa2ba7ebf5b624bcd30de80dd49763c1e787cf883ad6ab4a9e5ea286b0a40d4d317b4ba43f5a3e06d869b53f069ce030a793d6a3d7fc0b1e3998a6548253989

Score

10^/10

trojan banker stealer qakbot persistence

Malware Config

Signatures

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

TableOfColors.exeTableOfColors.execiynbw.execiynbw.exeexplorer.exe

pid process

1576 TableOfColors.exe
1440 TableOfColors.exe
1440 TableOfColors.exe
1604 ciynbw.exe
752 ciynbw.exe
752 ciynbw.exe
1644 explorer.exe
1644 explorer.exe
Loads dropped DLL 3 IoCs

Processes:

TableOfColors.exe

pid process

1576 TableOfColors.exe
1576 TableOfColors.exe
1576 TableOfColors.exe
Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Blacklisted process makes network request 1 IoCs

Processes:

WScript.exe

flow pid process

2 1860 WScript.exe
Executes dropped EXE 4 IoCs

Processes:

TableOfColors.exeTableOfColors.execiynbw.execiynbw.exe

pid process

1576 TableOfColors.exe
1440 TableOfColors.exe
1604 ciynbw.exe
752 ciynbw.exe

pid	process
1576	TableOfColors.exe
1440	TableOfColors.exe
1440	TableOfColors.exe
1604	ciynbw.exe
752	ciynbw.exe
752	ciynbw.exe
1644	explorer.exe
1644	explorer.exe

pid	process
1576	TableOfColors.exe
1576	TableOfColors.exe
1576	TableOfColors.exe

flow	pid	process
2	1860	WScript.exe

pid	process
1576	TableOfColors.exe
1440	TableOfColors.exe
1604	ciynbw.exe
752	ciynbw.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

TableOfColors.execiynbw.exe

description	pid	process	target process
PID 1576 wrote to memory of 1440	1576	TableOfColors.exe	TableOfColors.exe
PID 1576 wrote to memory of 1440	1576	TableOfColors.exe	TableOfColors.exe
PID 1576 wrote to memory of 1440	1576	TableOfColors.exe	TableOfColors.exe
PID 1576 wrote to memory of 1440	1576	TableOfColors.exe	TableOfColors.exe
PID 1576 wrote to memory of 1604	1576	TableOfColors.exe	ciynbw.exe
PID 1576 wrote to memory of 1604	1576	TableOfColors.exe	ciynbw.exe
PID 1576 wrote to memory of 1604	1576	TableOfColors.exe	ciynbw.exe
PID 1576 wrote to memory of 1604	1576	TableOfColors.exe	ciynbw.exe
PID 1576 wrote to memory of 376	1576	TableOfColors.exe	schtasks.exe
PID 1576 wrote to memory of 376	1576	TableOfColors.exe	schtasks.exe
PID 1576 wrote to memory of 376	1576	TableOfColors.exe	schtasks.exe
PID 1576 wrote to memory of 376	1576	TableOfColors.exe	schtasks.exe
PID 1604 wrote to memory of 752	1604	ciynbw.exe	ciynbw.exe
PID 1604 wrote to memory of 752	1604	ciynbw.exe	ciynbw.exe
PID 1604 wrote to memory of 752	1604	ciynbw.exe	ciynbw.exe
PID 1604 wrote to memory of 752	1604	ciynbw.exe	ciynbw.exe
PID 1604 wrote to memory of 1644	1604	ciynbw.exe	explorer.exe
PID 1604 wrote to memory of 1644	1604	ciynbw.exe	explorer.exe
PID 1604 wrote to memory of 1644	1604	ciynbw.exe	explorer.exe
PID 1604 wrote to memory of 1644	1604	ciynbw.exe	explorer.exe
PID 1604 wrote to memory of 1644	1604	ciynbw.exe	explorer.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

ciynbw.exe

pid process

1604 ciynbw.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

376 schtasks.exe

pid	process
1604	ciynbw.exe

pid	process
376	schtasks.exe

Adds Run entry to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1848298919-2336104428-4012071465-1000\Software\Microsoft\Windows\CurrentVersion\Run\rrsrvzik = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Cyuujswhia\\ciynbw.exe\""	explorer.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\MSG_986000.vbs"
1⤵
- Blacklisted process makes network request
PID:1860

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:1980

C:\Users\Admin\AppData\Local\Temp\TableOfColors.exe
"C:\Users\Admin\AppData\Local\Temp\TableOfColors.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Loads dropped DLL
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1576

C:\Users\Admin\AppData\Local\Temp\TableOfColors.exe
C:\Users\Admin\AppData\Local\Temp\TableOfColors.exe /C
2⤵
- Suspicious behavior: EnumeratesProcesses
- Executes dropped EXE
PID:1440

C:\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
PID:1604

C:\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.exe /C
3⤵
- Suspicious behavior: EnumeratesProcesses
- Executes dropped EXE
PID:752

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious behavior: EnumeratesProcesses
- Adds Run entry to start application
PID:1644

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn jtgbwgrid /tr "\"C:\Users\Admin\AppData\Local\Temp\TableOfColors.exe\" /I jtgbwgrid" /SC ONCE /Z /ST 16:47 /ET 16:59
2⤵
- Creates scheduled task(s)
PID:376

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\TableOfColors.exe

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C:\Users\Admin\AppData\Local\Temp\TableOfColors.exe

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C:\Users\Admin\AppData\Local\Temp\TableOfColors.exe

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C:\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.dat

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C:\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.exe

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C:\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.exe

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C:\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.exe

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\Users\Admin\AppData\Local\Temp\TableOfColors.exe

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\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.exe

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\Users\Admin\AppData\Roaming\Microsoft\Cyuujswhia\ciynbw.exe

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memory/752-11-0x0000000002370000-0x0000000002381000-memory.dmp

Filesize
68KB

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memory/1440-5-0x0000000002220000-0x0000000002231000-memory.dmp

Filesize
68KB

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memory/1604-12-0x0000000002220000-0x000000000225C000-memory.dmp

Filesize
240KB

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memory/1860-0-0x0000000003870000-0x0000000003874000-memory.dmp

Filesize
16KB

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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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