dridex | a4e63602dab2f223a86ddf01a1305e2b1baede274c8dde08289b061708ec5794

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 12:50

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General

Target
bea55bbc0040a2454edd1e9efc884629.dll
Size 188KB
Sample240310-p22aeadb7z
SHA256 a4e63602dab2f223a86ddf01a1305e2b1baede274c8dde08289b061708ec5794
MD5 bea55bbc0040a2454edd1e9efc884629
SHA1 26d8bc5d55cf6dc7fcfa5fed2cc1c3d38a6af628
SHA512 a7ece43457ad05834304d5f0d5e11ebd84d5c8f0d151548aa3bad33efc82edf8d0a4d76db0f1f3322d2647de35e1d057cd25c3ae526e6b6efa152818a2e60914
SSDEEP 3072:eA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAojo:ezIqATVfQeV2FZalKq6jtGJWuTmd
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/1532-0-0x0000000075540000-0x0000000075570000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4068	1532	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 1532	1996	rundll32.exe	87
PID 1996 wrote to memory of 1532	1996	rundll32.exe	87
PID 1996 wrote to memory of 1532	1996	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bea55bbc0040a2454edd1e9efc884629.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bea55bbc0040a2454edd1e9efc884629.dll,#1
  2⤵
  PID:1532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 688
    3⤵
    - Program crash
    PID:4068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1532 -ip 1532
1⤵
PID:3588

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1532-0-0x0000000075540000-0x0000000075570000-memory.dmp

Download

memory/1532-1-0x0000000000F50000-0x0000000000F56000-memory.dmp