dridex | c2375dc9a972a114893aacfb6b2483f0e20b1f1ab42f246e7fbc4cb280cb9bbf

Analysis

max time kernel
150s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 21:34

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General

Target
e0255d2aef9ccb0f413d1c0c81641301.dll
Size 188KB
Sample240326-1e1adach93
SHA256 c2375dc9a972a114893aacfb6b2483f0e20b1f1ab42f246e7fbc4cb280cb9bbf
MD5 e0255d2aef9ccb0f413d1c0c81641301
SHA1 44a6ed0434e69e306ac9d9b30796d4102711e9a8
SHA512 6862112f9c57f42239cf4f0d9a387d1be300bbdd3b52a68901e6ac922e8a0fae4cadb8f62acf0ac58b73f84a5e83f599289ce007557f76d470c0b0a93a504861
SSDEEP 3072:eA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAogo:ezIqATVfQeV2FZalKq6jtGJWuTmd
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443
54.39.98.141:6602
103.109.247.8:10443

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4032-0-0x0000000075070000-0x00000000750A0000-memory.dmp	dridex_ldr
behavioral2/memory/4032-2-0x0000000075070000-0x00000000750A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
376	4032	WerFault.exe	93

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 4032	2184	rundll32.exe	93
PID 2184 wrote to memory of 4032	2184	rundll32.exe	93
PID 2184 wrote to memory of 4032	2184	rundll32.exe	93

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0255d2aef9ccb0f413d1c0c81641301.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0255d2aef9ccb0f413d1c0c81641301.dll,#1
  2⤵
  PID:4032
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4032 -s 688
    3⤵
    - Program crash
    PID:376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4032 -ip 4032
1⤵
PID:5004

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3732 --field-trial-handle=2256,i,9172343514068348080,519219714517961765,262144 --variations-seed-version /prefetch:8
1⤵
PID:1384

Network

MITRE ATT&CK Matrix

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Downloads

memory/4032-0-0x0000000075070000-0x00000000750A0000-memory.dmp

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memory/4032-1-0x0000000000F10000-0x0000000000F16000-memory.dmp

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memory/4032-2-0x0000000075070000-0x00000000750A0000-memory.dmp

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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