qakbot | 9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6

General

Target

9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll
Size

628KB
MD5

1a12c2f532fc10f7ccbfac3cc235d194
SHA1

0fbd241ef0b044059b18d2a898fd0b86ebc3e783
SHA256

9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6
SHA512

b87bc4d7737cae8dbd6295855f8e8e71ce1cf0a085231cbce984a324ce21c20adbd7f99a6feb137ddf3d955b0d3f8d4d7e153d428d5705e941b3f3a1b904dd78

Score

10^/10

qakbot cullinan 1640168876 banker evasion 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 384 created 1520 384 WerFault.exe rundll32.exe
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

1652 regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2848 1520 WerFault.exe rundll32.exe

description	pid	process	target process
PID 384 created 1520	384	WerFault.exe	rundll32.exe

pid	process
1652	regsvr32.exe

pid	pid_target	process	target process
2848	1520	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

508 schtasks.exe

pid	process
508	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

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc\934207b3 = a25a771e1daa39621dccccd2368fe10c1fbb056997fdf472fc71bfba20b7dc8173c697bb43b05c9672cd6e49591ae9acc90250bb6723c86ae410780bd3fb52f7cae9a4d1f89cdc8280ef7d076a896d	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc\56f62f5c = 80a85290c46eb01b62f4a02e2fb9e479e7db80fd8e5945cfdaf95d76ef5ae01f52f6a8949f4d721c682e138cd6b91c5bf5e4af07336e009b1013f958ad2ff7726142b5361971ec61be9649d4d194e4109a03489ce062241e44b41ab994b3171e306f51b736e3b1c5262b71f5	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc\6369ff12 = 683e7abac8ba24d68fba33cb5be490093bcad7dfeb9009aa3b587d62a138c46de1d122052b456692fb88d60ea3915aea7cfa	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc\1c2090e4 = c885f9cd58c0ce3829cde707ace8e422aec758585ada887a73a77a8306d76f1a40fa2d65f8ba7d	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc\2bfe60d6 = a16c6d64335f0bbb5bcbdc5938ac16e7d116a27af4724bf1ffffdf0e5d81f589bc2257801ccb0639799211935ab7c70b4e1abe159fbfb4b9139d1fafabb0	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc\1c2090e4 = c885eecd58c0fb1dc16caa9d2bba13da1b6aa2c024e67d7ecb48f8d4cd0dc85a19d53bc1b4183ce3119d6002ddeffe3aa61eaba998cb218a3d5b7a9a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc\29bf40aa = 94fe4ed40171828a877ec284b3081f70a9bb78cf7632f1cb84ffe595acffaf46f8c282f36bc83a1b5f522541775730a6821640cc65f750a1dbab2406a890af3dcc1d6bdce92790d5f4067f907a3f670ec7eec0068ee0e7b04c0ffd497e4e97d057a8dc41becffbe1a1445af72ac3a75b407891b36861ca8dec0111bbba45f207dfb75700fd4595deb0f62e102afa3881cf923576ff5d3e	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc\ee4a4839 = 046b639c7564484b7d4ab7942566cf8882be0345c3c8335d2a82a7abeb9723ad1b358c066ca1febf7b4bb9d096afff6ec989df	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Mjiacnbsc\910327cf = 26d2f4ef477766703aee5d8b32eb88fbfd6c6c11328f93a889ad9fd710c7be8a6fe9a4818a826d7e410d6f65779647d1f2b831aa9973be04541b1a30533a7a0af7c37de4895f285a39452f458426b9972da5f5703d8f5a8741e40008d9edc36dc929c6711b1d1bd6c044dc	explorer.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

rundll32.exeWerFault.exeregsvr32.exe

pid process

1520 rundll32.exe
1520 rundll32.exe
2848 WerFault.exe
2848 WerFault.exe
1652 regsvr32.exe
1652 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1520 rundll32.exe
1652 regsvr32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2848 WerFault.exe
Token: SeBackupPrivilege 2848 WerFault.exe

pid	process
1520	rundll32.exe
1520	rundll32.exe
2848	WerFault.exe
2848	WerFault.exe
1652	regsvr32.exe
1652	regsvr32.exe

pid	process
1520	rundll32.exe
1652	regsvr32.exe

description	pid	process
Token: SeRestorePrivilege	2848	WerFault.exe
Token: SeBackupPrivilege	2848	WerFault.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

rundll32.exeWerFault.exerundll32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 1008 wrote to memory of 1520	1008	rundll32.exe	rundll32.exe
PID 1008 wrote to memory of 1520	1008	rundll32.exe	rundll32.exe
PID 1008 wrote to memory of 1520	1008	rundll32.exe	rundll32.exe
PID 384 wrote to memory of 1520	384	WerFault.exe	rundll32.exe
PID 384 wrote to memory of 1520	384	WerFault.exe	rundll32.exe
PID 1520 wrote to memory of 2096	1520	rundll32.exe	explorer.exe
PID 1520 wrote to memory of 2096	1520	rundll32.exe	explorer.exe
PID 1520 wrote to memory of 2096	1520	rundll32.exe	explorer.exe
PID 1520 wrote to memory of 2096	1520	rundll32.exe	explorer.exe
PID 1520 wrote to memory of 2096	1520	rundll32.exe	explorer.exe
PID 2096 wrote to memory of 508	2096	explorer.exe	schtasks.exe
PID 2096 wrote to memory of 508	2096	explorer.exe	schtasks.exe
PID 2096 wrote to memory of 508	2096	explorer.exe	schtasks.exe
PID 2436 wrote to memory of 1652	2436	regsvr32.exe	regsvr32.exe
PID 2436 wrote to memory of 1652	2436	regsvr32.exe	regsvr32.exe
PID 2436 wrote to memory of 1652	2436	regsvr32.exe	regsvr32.exe
PID 1652 wrote to memory of 3804	1652	regsvr32.exe	explorer.exe
PID 1652 wrote to memory of 3804	1652	regsvr32.exe	explorer.exe
PID 1652 wrote to memory of 3804	1652	regsvr32.exe	explorer.exe
PID 1652 wrote to memory of 3804	1652	regsvr32.exe	explorer.exe
PID 1652 wrote to memory of 3804	1652	regsvr32.exe	explorer.exe
PID 3804 wrote to memory of 1328	3804	explorer.exe	reg.exe
PID 3804 wrote to memory of 1328	3804	explorer.exe	reg.exe
PID 3804 wrote to memory of 1256	3804	explorer.exe	reg.exe
PID 3804 wrote to memory of 1256	3804	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1008

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:1520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1520 -s 624
3⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2848

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:2096

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ljbsociye /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:508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1520 -ip 1520
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:384

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:2436

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll"
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1652

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:3804

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Obeohxeost" /d "0"
4⤵
PID:1328

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Nttklfnuy" /d "0"
4⤵
PID:1256

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

Disabling Security Tools

1

T1089

Modify Registry

1

T1112

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

C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll
MD5
1a12c2f532fc10f7ccbfac3cc235d194

SHA1
0fbd241ef0b044059b18d2a898fd0b86ebc3e783

SHA256
9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6

SHA512
b87bc4d7737cae8dbd6295855f8e8e71ce1cf0a085231cbce984a324ce21c20adbd7f99a6feb137ddf3d955b0d3f8d4d7e153d428d5705e941b3f3a1b904dd78

Download Submit
C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll
MD5
1a12c2f532fc10f7ccbfac3cc235d194

SHA1
0fbd241ef0b044059b18d2a898fd0b86ebc3e783

SHA256
9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6

SHA512
b87bc4d7737cae8dbd6295855f8e8e71ce1cf0a085231cbce984a324ce21c20adbd7f99a6feb137ddf3d955b0d3f8d4d7e153d428d5705e941b3f3a1b904dd78

Download Submit
memory/1520-131-0x0000000003190000-0x00000000031B1000-memory.dmp

Filesize
132KB

Download
memory/1520-130-0x0000000003190000-0x00000000031B1000-memory.dmp

Filesize
132KB

Download
memory/1520-132-0x0000000004AE0000-0x0000000004B23000-memory.dmp

Filesize
268KB

Download
memory/1520-133-0x0000000003190000-0x00000000031B1000-memory.dmp

Filesize
132KB

Download
memory/1652-139-0x0000000003440000-0x0000000003461000-memory.dmp

Filesize
132KB

Download
memory/1652-140-0x0000000003440000-0x0000000003461000-memory.dmp

Filesize
132KB

Download
memory/1652-141-0x0000000003440000-0x0000000003461000-memory.dmp

Filesize
132KB

Download
memory/2096-136-0x00000000004C0000-0x00000000004E1000-memory.dmp

Filesize
132KB

Download
memory/3804-144-0x0000000000770000-0x0000000000791000-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