dridex | ffc66c91cf03b22c290bcd37b64139d2de3e0c0b01958ee75336a296ca02844e

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2024, 17:07

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General

Target
ce97c05d377f57b8a48cf99dca12fb09.dll
Size 184KB
Sample240316-vnfdnsfb7v
SHA256 ffc66c91cf03b22c290bcd37b64139d2de3e0c0b01958ee75336a296ca02844e
MD5 ce97c05d377f57b8a48cf99dca12fb09
SHA1 e080cc4bd90314d663d5f34d01f3b673047db664
SHA512 5f4fa21371a5c68c023dd8349605566667d9c8bd5f979e043ca2aea2041c6fb9768568ad9873c54bc57eba3860fb4bd0c1cb1690d126143d64e130eea23df21a
SSDEEP 3072:vhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33J5VQcY:v3fOeIv54W6SFKfc9me9v9/J5V
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/1524-0-0x00000000753E0000-0x0000000075410000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1680	1524	WerFault.exe	89

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4656 wrote to memory of 1524	4656	rundll32.exe	89
PID 4656 wrote to memory of 1524	4656	rundll32.exe	89
PID 4656 wrote to memory of 1524	4656	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce97c05d377f57b8a48cf99dca12fb09.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce97c05d377f57b8a48cf99dca12fb09.dll,#1
  2⤵
  PID:1524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1524 -s 668
    3⤵
    - Program crash
    PID:1680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1524 -ip 1524
1⤵
PID:4628

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1524-0-0x00000000753E0000-0x0000000075410000-memory.dmp

Download

memory/1524-1-0x0000000000AD0000-0x0000000000AD6000-memory.dmp