dridex | 75adbe053b2e26da9cf6681eddf9b282e8e2c3ee20cfc60bd3ee7fab471dda9b

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-en-20210920
submitted
20-10-2021 16:30

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General

Target

6_mqtrig.dll
Size

180KB
MD5

e9111abf76f914c5d8831d39e0fe71e5
SHA1

bba7a5a184577daef489cd5b7d00851e767a5164
SHA256

75adbe053b2e26da9cf6681eddf9b282e8e2c3ee20cfc60bd3ee7fab471dda9b
SHA512

d4728310013f54337abc175a52b79ce8524d42b4d41106a0636bace1dbfb7904b984431c16078118e3e97c1c5ed15f5aa4dba909c32e10041352a72a478a94d2

Score

10^/10

dridex 22202 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22202

155.138.203.91:443

207.180.220.242:8116

46.101.142.214:6891

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1860-56-0x00000000749F0000-0x0000000074A1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

676 1860 WerFault.exe rundll32.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

WerFault.exe

pid process

676 WerFault.exe
676 WerFault.exe
676 WerFault.exe
676 WerFault.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

676 WerFault.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 676 WerFault.exe

pid	pid_target	process	target process
676	1860	WerFault.exe	rundll32.exe

pid	process
676	WerFault.exe
676	WerFault.exe
676	WerFault.exe
676	WerFault.exe

pid	process
676	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	676	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1596 wrote to memory of 1860	1596	rundll32.exe	rundll32.exe
PID 1596 wrote to memory of 1860	1596	rundll32.exe	rundll32.exe
PID 1596 wrote to memory of 1860	1596	rundll32.exe	rundll32.exe
PID 1596 wrote to memory of 1860	1596	rundll32.exe	rundll32.exe
PID 1596 wrote to memory of 1860	1596	rundll32.exe	rundll32.exe
PID 1596 wrote to memory of 1860	1596	rundll32.exe	rundll32.exe
PID 1596 wrote to memory of 1860	1596	rundll32.exe	rundll32.exe
PID 1860 wrote to memory of 676	1860	rundll32.exe	WerFault.exe
PID 1860 wrote to memory of 676	1860	rundll32.exe	WerFault.exe
PID 1860 wrote to memory of 676	1860	rundll32.exe	WerFault.exe
PID 1860 wrote to memory of 676	1860	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6_mqtrig.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1596

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6_mqtrig.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1860 -s 252
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:676

MITRE ATT&CK Matrix

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Downloads

memory/676-59-0x0000000000000000-mapping.dmp

Download
memory/676-60-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/1860-54-0x0000000000000000-mapping.dmp

Download
memory/1860-55-0x00000000757B1000-0x00000000757B3000-memory.dmp

Filesize
8KB

Download
memory/1860-56-0x00000000749F0000-0x0000000074A1F000-memory.dmp

Filesize
188KB

Download
memory/1860-58-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download