dridex | 38b1fd3cee60733d77a6ccdf9a7b9cb5173735bce148d72544b9e671003b3f1c

Analysis

max time kernel
92s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2024, 11:14

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General

Target

7a16a27031cf4f37631143b4d4c85317.dll
Size

184KB
MD5

7a16a27031cf4f37631143b4d4c85317
SHA1

794347ac9b803ff91d55176bc570f757d2281fd8
SHA256

38b1fd3cee60733d77a6ccdf9a7b9cb5173735bce148d72544b9e671003b3f1c
SHA512

cb3660b8bdfc3dc6f46984bc6337c7a5cdf0f879d0e207a752fd11ef74e6145f9e716f5d62922fc3393745438faf3d3e5ca5618da044d0210bcf78cd47d61d21
SSDEEP

3072:Zhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JSVQcY:Z3fOeIv54W6SFKfc9me9v9/JSV

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/4836-1-0x0000000075050000-0x0000000075080000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4816	4836	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 4836	2336	rundll32.exe	85
PID 2336 wrote to memory of 4836	2336	rundll32.exe	85
PID 2336 wrote to memory of 4836	2336	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7a16a27031cf4f37631143b4d4c85317.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7a16a27031cf4f37631143b4d4c85317.dll,#1
  2⤵
  PID:4836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 672
    3⤵
    - Program crash
    PID:4816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4836 -ip 4836
1⤵
PID:4092

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4836-0-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/4836-1-0x0000000075050000-0x0000000075080000-memory.dmp

Filesize
192KB

Download
memory/4836-4-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download