qakbot | 9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6

General

Target

9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll
Size

628KB
MD5

1a12c2f532fc10f7ccbfac3cc235d194
SHA1

0fbd241ef0b044059b18d2a898fd0b86ebc3e783
SHA256

9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6
SHA512

b87bc4d7737cae8dbd6295855f8e8e71ce1cf0a085231cbce984a324ce21c20adbd7f99a6feb137ddf3d955b0d3f8d4d7e153d428d5705e941b3f3a1b904dd78

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 1392 created 416 1392 WerFault.exe rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2072 416 WerFault.exe rundll32.exe

description	pid	process	target process
PID 1392 created 416	1392	WerFault.exe	rundll32.exe

pid	pid_target	process	target process
2072	416	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

1444 schtasks.exe

pid	process
1444	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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exeWerFault.exe

pid process

416 rundll32.exe
416 rundll32.exe
2072 WerFault.exe
2072 WerFault.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

rundll32.exe

pid process

416 rundll32.exe

pid	process
416	rundll32.exe
416	rundll32.exe
2072	WerFault.exe
2072	WerFault.exe

pid	process
416	rundll32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

WerFault.exesvchost.exe

description	pid	process
Token: SeRestorePrivilege	2072	WerFault.exe
Token: SeBackupPrivilege	2072	WerFault.exe
Token: SeSystemtimePrivilege	3280	svchost.exe
Token: SeSystemtimePrivilege	3280	svchost.exe
Token: SeIncBasePriorityPrivilege	3280	svchost.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

rundll32.exeWerFault.exerundll32.exeexplorer.exe

description	pid	process	target process
PID 3284 wrote to memory of 416	3284	rundll32.exe	rundll32.exe
PID 3284 wrote to memory of 416	3284	rundll32.exe	rundll32.exe
PID 3284 wrote to memory of 416	3284	rundll32.exe	rundll32.exe
PID 1392 wrote to memory of 416	1392	WerFault.exe	rundll32.exe
PID 1392 wrote to memory of 416	1392	WerFault.exe	rundll32.exe
PID 416 wrote to memory of 3952	416	rundll32.exe	explorer.exe
PID 416 wrote to memory of 3952	416	rundll32.exe	explorer.exe
PID 416 wrote to memory of 3952	416	rundll32.exe	explorer.exe
PID 416 wrote to memory of 3952	416	rundll32.exe	explorer.exe
PID 416 wrote to memory of 3952	416	rundll32.exe	explorer.exe
PID 3952 wrote to memory of 1444	3952	explorer.exe	schtasks.exe
PID 3952 wrote to memory of 1444	3952	explorer.exe	schtasks.exe
PID 3952 wrote to memory of 1444	3952	explorer.exe	schtasks.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3284

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 416 -s 640
3⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2072

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3952

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn qpgtnez /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll\"" /SC ONCE /Z /ST 08:02 /ET 08:14
4⤵
- Creates scheduled task(s)
PID:1444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 416 -ip 416
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:1392

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3280

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

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Downloads

memory/416-130-0x0000000004190000-0x0000000004230000-memory.dmp

Filesize
640KB

Download
memory/416-132-0x0000000004460000-0x0000000004481000-memory.dmp

Filesize
132KB

Download
memory/416-131-0x0000000004460000-0x0000000004481000-memory.dmp

Filesize
132KB

Download
memory/416-133-0x0000000004410000-0x0000000004453000-memory.dmp

Filesize
268KB

Download
memory/416-134-0x0000000004460000-0x0000000004481000-memory.dmp

Filesize
132KB

Download
memory/3952-364-0x0000000003230000-0x0000000003251000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads