dridex | c6afed3b649a70435e82e372931c7aeb3ec7497e1c7287381575d47f2dd2264c

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/02/2024, 16:19

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General

Target
a99a28456b69989bab6b2601fcbe23aa.dll
Size 188KB
Sample240227-tsw2jsdh9t
SHA256 c6afed3b649a70435e82e372931c7aeb3ec7497e1c7287381575d47f2dd2264c
MD5 a99a28456b69989bab6b2601fcbe23aa
SHA1 b82124e4a2aca502a49a59bc80ba3b2370454aac
SHA512 65ad6b330e9d1b0cc78b83586cc553020df5419ab50f50194f690386197e196e23400eb4d11ecc3d63e321492fcaedb2925aa4f7e7d45a199114835a28357053
SSDEEP 3072:XA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoTo:XzIqATVfQeV2FZalKq6jtGJWuTmd
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/3980-0-0x0000000074C50000-0x0000000074C80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2428	3980	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4512 wrote to memory of 3980	4512	rundll32.exe	87
PID 4512 wrote to memory of 3980	4512	rundll32.exe	87
PID 4512 wrote to memory of 3980	4512	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a99a28456b69989bab6b2601fcbe23aa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a99a28456b69989bab6b2601fcbe23aa.dll,#1
  2⤵
  PID:3980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 692
    3⤵
    - Program crash
    PID:2428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3980 -ip 3980
1⤵
PID:1220

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3980-0-0x0000000074C50000-0x0000000074C80000-memory.dmp

Download

memory/3980-1-0x0000000000DF0000-0x0000000000DF6000-memory.dmp