dridex | fd64f11882547c30a20b5640610e69efcd83f62eeacf020fe03eaa8fec24b32b

Analysis

max time kernel
154s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07/03/2024, 10:10

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General

Target
b879934b330b4ad0d7a5d8ca3204afae.dll
Size 188KB
Sample240307-l7fdcagh72
SHA256 fd64f11882547c30a20b5640610e69efcd83f62eeacf020fe03eaa8fec24b32b
MD5 b879934b330b4ad0d7a5d8ca3204afae
SHA1 88364ee954b90490374f0866ddeda7a11db7e407
SHA512 815cd0d2c0e599770553775b85e98432b5e33fee3d4916f662bc0d1aa1c6b1b836f0a6d2bc4543012ad0cd5c55c1d6d2a9f73e3d892d2f6320c6a5e70d7232cd
SSDEEP 3072:WA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo1o:WzIqATVfQeV2FZalKq6jtGJWuTmd
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/1864-0-0x0000000074EB0000-0x0000000074EE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2860	1864	WerFault.exe	88

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 1864	4828	rundll32.exe	88
PID 4828 wrote to memory of 1864	4828	rundll32.exe	88
PID 4828 wrote to memory of 1864	4828	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b879934b330b4ad0d7a5d8ca3204afae.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b879934b330b4ad0d7a5d8ca3204afae.dll,#1
  2⤵
  PID:1864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 692
    3⤵
    - Program crash
    PID:2860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 1864 -ip 1864
1⤵
PID:2364

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1864-0-0x0000000074EB0000-0x0000000074EE0000-memory.dmp

Download

memory/1864-1-0x0000000000D80000-0x0000000000D86000-memory.dmp