qakbot | 5b419f5101f112f896c7985936eb331fad6716f7f2ea3a493bfd040390c31463 | Triage

Analysis

max time kernel
138s
max time network
140s
platform
windows10_x64
resource
win10v20210408
submitted
20-04-2021 09:59

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General

Target

qak.dll
Size

724KB
MD5

fd2bfb40411f1a921026a84e8352c242
SHA1

3de9e0966b1c48bcaf65ee81148b533c57a2c943
SHA256

5b419f5101f112f896c7985936eb331fad6716f7f2ea3a493bfd040390c31463
SHA512

8d4ee8a0f9220e56168aaab1e12b1f980dba6e2a9add33459d02aca9aae161378de1ae8206c3d431207f7f0405071c001cd2a5c2e9579f33800c1cdbc52b9db0

Score

10^/10

qakbot banker stealer trojan

Malware Config

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

512 2172 WerFault.exe rundll32.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

rundll32.exeWerFault.exe

pid	process
2172	rundll32.exe
2172	rundll32.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 512 WerFault.exe
Token: SeBackupPrivilege 512 WerFault.exe
Token: SeDebugPrivilege 512 WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1040 wrote to memory of 2172	1040	rundll32.exe	rundll32.exe
PID 1040 wrote to memory of 2172	1040	rundll32.exe	rundll32.exe
PID 1040 wrote to memory of 2172	1040	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\qak.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1040

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\qak.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 708
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:512

MITRE ATT&CK Matrix

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Downloads

memory/2172-114-0x0000000000000000-mapping.dmp

Download
memory/2172-115-0x0000000002C00000-0x0000000002D4A000-memory.dmp

Filesize
1.3MB

Download
memory/2172-116-0x0000000002C00000-0x0000000002D4A000-memory.dmp

Filesize
1.3MB

Download