dridex | 45092a57c39a89f1f57de496a4ba42e883495446bcf6e4c2086f6a8ea57eff7c

Analysis

max time kernel
26s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 23:08

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General

Target

45092a57c39a89f1f57de496a4ba42e883495446bcf6e4c2086f6a8ea57eff7c.dll
Size

163KB
MD5

dd2bcd6342398d751e53a10a9982f5f3
SHA1

792d580f5f760267c0340b1233a1a908c180f5d7
SHA256

45092a57c39a89f1f57de496a4ba42e883495446bcf6e4c2086f6a8ea57eff7c
SHA512

5061f6b0553f1d52f97063ac319f84d5759bc7260348d2f993d867ef3dfaa12d6b9c57448674277b603ffb3fd55125fc811fde3120af7cd7dc1dc15554d5659e

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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/3148-115-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1324 3148 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1324	3148	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe
1324	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1324 WerFault.exe
Token: SeBackupPrivilege 1324 WerFault.exe
Token: SeDebugPrivilege 1324 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1324	WerFault.exe
Token: SeBackupPrivilege	1324	WerFault.exe
Token: SeDebugPrivilege	1324	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3008 wrote to memory of 3148	3008	rundll32.exe	rundll32.exe
PID 3008 wrote to memory of 3148	3008	rundll32.exe	rundll32.exe
PID 3008 wrote to memory of 3148	3008	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\45092a57c39a89f1f57de496a4ba42e883495446bcf6e4c2086f6a8ea57eff7c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3008

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\45092a57c39a89f1f57de496a4ba42e883495446bcf6e4c2086f6a8ea57eff7c.dll,#1
2⤵
PID:3148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3148 -s 720
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1324

MITRE ATT&CK Matrix

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Downloads

memory/3148-114-0x0000000000000000-mapping.dmp

Download
memory/3148-115-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3148-117-0x0000000000910000-0x0000000000916000-memory.dmp

Filesize
24KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads