dridex | 57346a1a4ac6f1a0a10f24903a89f778d53fa69c45d687b19fbc19dc528a00c1

Analysis

max time kernel
18s
max time network
118s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 00:36

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General

Target

57346a1a4ac6f1a0a10f24903a89f778d53fa69c45d687b19fbc19dc528a00c1.dll
Size

174KB
MD5

61e5a8b841172b6af919cf3412f950c3
SHA1

c9be4e1488227dd8e74d78188e4c5e0e43a00c04
SHA256

57346a1a4ac6f1a0a10f24903a89f778d53fa69c45d687b19fbc19dc528a00c1
SHA512

3ca72b508744b35a25e7d4da2c4d5dae3d051098ccffcd7035288a32c86fde4599d8f397d0df298234e223ff3f1a3302903f240c76e47b81bf35b1df2eb143e3

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

178.128.220.64:30333

45.79.91.89:9987

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/4468-115-0x0000000074290000-0x00000000742C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3600 4468 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3600	4468	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe
3600	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3600 WerFault.exe
Token: SeBackupPrivilege 3600 WerFault.exe
Token: SeDebugPrivilege 3600 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	3600	WerFault.exe
Token: SeBackupPrivilege	3600	WerFault.exe
Token: SeDebugPrivilege	3600	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4440 wrote to memory of 4468	4440	rundll32.exe	rundll32.exe
PID 4440 wrote to memory of 4468	4440	rundll32.exe	rundll32.exe
PID 4440 wrote to memory of 4468	4440	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\57346a1a4ac6f1a0a10f24903a89f778d53fa69c45d687b19fbc19dc528a00c1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4440

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\57346a1a4ac6f1a0a10f24903a89f778d53fa69c45d687b19fbc19dc528a00c1.dll,#1
2⤵
PID:4468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 644
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3600

MITRE ATT&CK Matrix

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Downloads

memory/4468-114-0x0000000000000000-mapping.dmp

Download
memory/4468-115-0x0000000074290000-0x00000000742C0000-memory.dmp

Filesize
192KB

Download
memory/4468-117-0x0000000000AC0000-0x0000000000AC6000-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