dridex | 2c9a1e734d3c1de1c6e3f7ccd267bff8ada9651b053130bb9427ba64088c37c3

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 22:27

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General

Target
bcf6bfcb60dec6f3cb3baf467a0723ff.dll
Size 184KB
Sample240309-2c4epacf23
SHA256 2c9a1e734d3c1de1c6e3f7ccd267bff8ada9651b053130bb9427ba64088c37c3
MD5 bcf6bfcb60dec6f3cb3baf467a0723ff
SHA1 e1da146dc50a08e0d0572bb19d0c9a1af95d339d
SHA512 ccfe9a09042c036a417c3782f6b281c7ba9e109508790565ee30dc5bf38c4ad8d8e6104019f8af070a05b793c3eed80425a6198044bfb6facd94ab797d5f495c
SSDEEP 3072:Yhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JYVQcY:Y3fOeIv54W6SFKfc9me9v9/JYV
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

51.79.50.122:443
222.124.142.67:10443
138.201.222.158:4664

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/2268-0-0x00000000757A0000-0x00000000757D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3148	2268	WerFault.exe	89

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 2268	1860	rundll32.exe	89
PID 1860 wrote to memory of 2268	1860	rundll32.exe	89
PID 1860 wrote to memory of 2268	1860	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bcf6bfcb60dec6f3cb3baf467a0723ff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bcf6bfcb60dec6f3cb3baf467a0723ff.dll,#1
  2⤵
  PID:2268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 668
    3⤵
    - Program crash
    PID:3148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2268 -ip 2268
1⤵
PID:2648

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2268-0-0x00000000757A0000-0x00000000757D0000-memory.dmp

Download

memory/2268-2-0x0000000000A70000-0x0000000000A76000-memory.dmp