dridex | e03d71dc401de3b93911ab13fa1a2f78a06a7c2a0086e1bbd5b1e244b801cdef

Analysis

max time kernel
143s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
01/03/2024, 03:31

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General

Target
b0363548f65b9b7c35cf38968ab57af8.dll
Size 188KB
Sample240301-d22emaca25
SHA256 e03d71dc401de3b93911ab13fa1a2f78a06a7c2a0086e1bbd5b1e244b801cdef
MD5 b0363548f65b9b7c35cf38968ab57af8
SHA1 78bfd82a10e8309d40d42ff80a4b38ff56d77653
SHA512 6269d591615dd758f8f81c10cfafffe2986f38aefd28d9309aca22e4008bfe6884e724a161c095388118e12e45448c49f7a08a1c47203408a875d9d9ccff866e
SSDEEP 3072:fA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo0o:fzIqATVfQeV2FZalKq6jtGJWuTmd
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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2728-0-0x0000000074A00000-0x0000000074A30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3964	2728	WerFault.exe	95

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3580 wrote to memory of 2728	3580	rundll32.exe	95
PID 3580 wrote to memory of 2728	3580	rundll32.exe	95
PID 3580 wrote to memory of 2728	3580	rundll32.exe	95

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0363548f65b9b7c35cf38968ab57af8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0363548f65b9b7c35cf38968ab57af8.dll,#1
  2⤵
  PID:2728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2728 -s 692
    3⤵
    - Program crash
    PID:3964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2728 -ip 2728
1⤵
PID:4328

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=1340 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
1⤵
PID:4156

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2728-0-0x0000000074A00000-0x0000000074A30000-memory.dmp

Download

memory/2728-1-0x0000000000E80000-0x0000000000E86000-memory.dmp