dridex | 8c4a04be9516e253bebf312212ccc4385f602bc93a893b099f8d016731b8d325

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07/04/2024, 20:20

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General

Target
e5c7233e5dd8f21b824fdc705cff0dd9_JaffaCakes118.dll
Size 188KB
Sample240407-y4dfssdh39
SHA256 8c4a04be9516e253bebf312212ccc4385f602bc93a893b099f8d016731b8d325
MD5 e5c7233e5dd8f21b824fdc705cff0dd9
SHA1 95cacecbe72ee2c8d89fbf95bf96f4c67b669ba1
SHA512 311bf3860b7f42f3c3397e63de987975864a48dff02c66586a92422147e2c2fcc2a14130cfc358a12b4533341dac55af7599d71a7b05e49971273f5f1c75ac54
SSDEEP 3072:DA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAovo:DzIqATVfQeV2FZalKq6jtGJWuTmd
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/4740-0-0x0000000074DD0000-0x0000000074E00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
452	4740	WerFault.exe	86

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3860 wrote to memory of 4740	3860	rundll32.exe	86
PID 3860 wrote to memory of 4740	3860	rundll32.exe	86
PID 3860 wrote to memory of 4740	3860	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e5c7233e5dd8f21b824fdc705cff0dd9_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e5c7233e5dd8f21b824fdc705cff0dd9_JaffaCakes118.dll,#1
  2⤵
  PID:4740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 692
    3⤵
    - Program crash
    PID:452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4740 -ip 4740
1⤵
PID:1672

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4740-0-0x0000000074DD0000-0x0000000074E00000-memory.dmp

Download

memory/4740-1-0x00000000009E0000-0x00000000009E6000-memory.dmp