dridex | 89e73faed0477dad79ca45a1591441196ff85e99bec6cd6b323c98cae41e0f24

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
18/03/2024, 19:38

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General

Target
d457efa8a07d014556dfcec6d0e4bee4.dll
Size 188KB
Sample240318-ychlfage98
SHA256 89e73faed0477dad79ca45a1591441196ff85e99bec6cd6b323c98cae41e0f24
MD5 d457efa8a07d014556dfcec6d0e4bee4
SHA1 49d4ce79e6d7e6852ae7763796dd08f737a7f47a
SHA512 c3b7b531adceea921d33ebef0dc1aa2726cdc8d894889854de2dfc554a7c271e1257f1f716316399d1417c47b5b43dd4989b811f73c3e2a43c8ebecffec82a85
SSDEEP 3072:sA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:szIqATVfQeV2FZalKq6jtGJWuTmd
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/1068-0-0x0000000074BA0000-0x0000000074BD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
864	1068	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 1068	4936	rundll32.exe	87
PID 4936 wrote to memory of 1068	4936	rundll32.exe	87
PID 4936 wrote to memory of 1068	4936	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d457efa8a07d014556dfcec6d0e4bee4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d457efa8a07d014556dfcec6d0e4bee4.dll,#1
  2⤵
  PID:1068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1068 -s 692
    3⤵
    - Program crash
    PID:864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1068 -ip 1068
1⤵
PID:3164

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1068-0-0x0000000074BA0000-0x0000000074BD0000-memory.dmp

Download

memory/1068-1-0x00000000024C0000-0x00000000024C6000-memory.dmp