qakbot | 5b3d7ff4aab40fbaed4a1109a88a88f2583314718c5cc5eb37a7f219d61a1b53

Analysis

max time kernel
110s
max time network
125s
platform
windows10_x64
resource
win10-en-20211208
submitted
18-12-2021 08:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

5b3d7ff4aab40fbaed4a1109a88a88f2583314718c5cc5eb37a7f219d61a1b53.dll
Size

512KB
MD5

13dd38ab50726f4fe35fef1cdd2bac40
SHA1

4b1ae77144cc52db8d9bd9502d635d8eafaee563
SHA256

5b3d7ff4aab40fbaed4a1109a88a88f2583314718c5cc5eb37a7f219d61a1b53
SHA512

361d45f9aaa85eb387f2e64bad1d2868a6635f851b1e4e15e79a5bfbfd15f7243ae1783ba06f2e2f6ebd2a0e425bbda0b774a10d4a117970c277d3a75d6e9359

Score

10^/10

qakbot cullinan 1639742517 banker stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1639742517

50.238.6.36:443

92.167.4.71:2222

89.137.52.44:443

105.198.236.99:995

117.248.109.38:21

106.51.48.170:50001

120.150.218.241:995

190.73.3.148:2222

182.56.53.180:443

186.64.87.213:443

103.142.10.177:443

65.100.174.110:443

96.21.251.127:2222

24.95.61.62:443

194.36.28.26:443

182.191.92.203:995

41.228.22.180:443

63.143.92.99:995

41.200.112.42:443

103.143.8.71:995

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4296 2020 WerFault.exe rundll32.exe

pid	pid_target	process	target process
4296	2020	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

rundll32.exeWerFault.exe

pid	process
2020	rundll32.exe
2020	rundll32.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe
4296	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 4296 WerFault.exe
Token: SeBackupPrivilege 4296 WerFault.exe
Token: SeDebugPrivilege 4296 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	4296	WerFault.exe
Token: SeBackupPrivilege	4296	WerFault.exe
Token: SeDebugPrivilege	4296	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3724 wrote to memory of 2020	3724	rundll32.exe	rundll32.exe
PID 3724 wrote to memory of 2020	3724	rundll32.exe	rundll32.exe
PID 3724 wrote to memory of 2020	3724	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b3d7ff4aab40fbaed4a1109a88a88f2583314718c5cc5eb37a7f219d61a1b53.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3724

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b3d7ff4aab40fbaed4a1109a88a88f2583314718c5cc5eb37a7f219d61a1b53.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 736
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4296

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2020-115-0x0000000000000000-mapping.dmp

Download
memory/2020-117-0x0000000004DE0000-0x0000000004E01000-memory.dmp

Filesize
132KB

Download
memory/2020-116-0x0000000004DE0000-0x0000000004E01000-memory.dmp

Filesize
132KB

Download
memory/2020-119-0x0000000004A60000-0x0000000004A81000-memory.dmp

Filesize
132KB

Download
memory/2020-118-0x0000000002E50000-0x0000000002F9A000-memory.dmp

Filesize
1.3MB

Download
memory/2020-120-0x0000000004DE0000-0x0000000004E01000-memory.dmp

Filesize
132KB

Download