dridex | 4662e5c93bfd979dee418e72ab83b86b41e048132a2a9c3123b2032649168989

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2024, 21:53

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General

Target
f4687832376117e3ce00d6e3d65b485e_JaffaCakes118.dll
Size 184KB
Sample240416-1rs2tsdf32
SHA256 4662e5c93bfd979dee418e72ab83b86b41e048132a2a9c3123b2032649168989
MD5 f4687832376117e3ce00d6e3d65b485e
SHA1 e53de514b538696df721963b4cfc4aaa1f207b85
SHA512 3eb418ce1c0f13bbac96e3c9960fa5e5c86966c40e648a7367335d0d928618ee7c7e2372190b095dd7207c3f19a94f2b39bcabe8ab0fd3b59ae00f4a5ba46c6a
SSDEEP 3072:nhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33J4VQcY:n3fOeIv54W6SFKfc9me9v9/J4V
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/4508-0-0x00000000754B0000-0x00000000754E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2476	4508	WerFault.exe	80

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 4508	2072	rundll32.exe	80
PID 2072 wrote to memory of 4508	2072	rundll32.exe	80
PID 2072 wrote to memory of 4508	2072	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f4687832376117e3ce00d6e3d65b485e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f4687832376117e3ce00d6e3d65b485e_JaffaCakes118.dll,#1
  2⤵
  PID:4508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4508 -s 668
    3⤵
    - Program crash
    PID:2476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4508 -ip 4508
1⤵
PID:4048

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4508-0-0x00000000754B0000-0x00000000754E0000-memory.dmp

Download

memory/4508-1-0x00000000003F0000-0x00000000003F6000-memory.dmp