qakbot | 2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5

General

Target

2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll
Size

631KB
MD5

8d5c6e4740c3d5bfd4af757183c6d4eb
SHA1

c9a71d57e1a35b09710753bed9e487d62b37e853
SHA256

2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5
SHA512

3285875126af8c441a2a7d97d62cb128ff827aae313d4b652ef06632e6b6961e6aba71d4d870e27d7995c030ae5d295f802dae28b250550d195bfb0531d23cfa

Score

10^/10

qakbot cullinan 1640168876 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1640168876

C2

93.48.80.198:995

140.82.49.12:443

32.221.229.7:443

24.152.219.253:995

31.35.28.29:443

96.37.113.36:993

190.39.205.165:443

79.173.195.234:443

39.49.66.100:995

103.139.242.30:22

79.167.192.206:995

45.9.20.200:2211

24.95.61.62:443

37.210.226.125:61202

103.139.242.30:995

70.163.1.219:443

103.143.8.71:6881

76.169.147.192:32103

136.143.11.232:443

63.153.187.104:443

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 3956 created 1368 3956 WerFault.exe rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3116 1368 WerFault.exe rundll32.exe

description	pid	process	target process
PID 3956 created 1368	3956	WerFault.exe	rundll32.exe

pid	pid_target	process	target process
3116	1368	WerFault.exe	rundll32.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WerFault.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

2944 schtasks.exe

pid	process
2944	schtasks.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exeWerFault.exe

pid process

1368 rundll32.exe
1368 rundll32.exe
3116 WerFault.exe
3116 WerFault.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

1368 rundll32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3116 WerFault.exe
Token: SeBackupPrivilege 3116 WerFault.exe

pid	process
1368	rundll32.exe
1368	rundll32.exe
3116	WerFault.exe
3116	WerFault.exe

pid	process
1368	rundll32.exe

description	pid	process
Token: SeRestorePrivilege	3116	WerFault.exe
Token: SeBackupPrivilege	3116	WerFault.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

rundll32.exerundll32.exeWerFault.exeexplorer.exe

description	pid	process	target process
PID 4044 wrote to memory of 1368	4044	rundll32.exe	rundll32.exe
PID 4044 wrote to memory of 1368	4044	rundll32.exe	rundll32.exe
PID 4044 wrote to memory of 1368	4044	rundll32.exe	rundll32.exe
PID 1368 wrote to memory of 3188	1368	rundll32.exe	explorer.exe
PID 1368 wrote to memory of 3188	1368	rundll32.exe	explorer.exe
PID 1368 wrote to memory of 3188	1368	rundll32.exe	explorer.exe
PID 1368 wrote to memory of 3188	1368	rundll32.exe	explorer.exe
PID 1368 wrote to memory of 3188	1368	rundll32.exe	explorer.exe
PID 3956 wrote to memory of 1368	3956	WerFault.exe	rundll32.exe
PID 3956 wrote to memory of 1368	3956	WerFault.exe	rundll32.exe
PID 3188 wrote to memory of 2944	3188	explorer.exe	schtasks.exe
PID 3188 wrote to memory of 2944	3188	explorer.exe	schtasks.exe
PID 3188 wrote to memory of 2944	3188	explorer.exe	schtasks.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4044

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1368

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3188

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ogyoaps /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll\"" /SC ONCE /Z /ST 23:03 /ET 23:15
4⤵
- Creates scheduled task(s)
PID:2944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1368 -s 644
3⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 1368 -ip 1368
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:3956

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1368-132-0x0000000003320000-0x0000000003363000-memory.dmp

Filesize
268KB

Download
memory/1368-133-0x0000000004AA0000-0x0000000004AC1000-memory.dmp

Filesize
132KB

Download
memory/3188-134-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads