dridex | 20c3d087651232cc9d2ef2444593c66b518bb1cf50395cac5b208c495a6922d0

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:00

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General

Target

JaffaCakes118_20c3d087651232cc9d2ef2444593c66b518bb1cf50395cac5b208c495a6922d0.dll
Size

188KB
MD5

042e90a4eb5ec3476c7a6b8694709e17
SHA1

945e047536dc17384c2cf984038d7015b153db19
SHA256

20c3d087651232cc9d2ef2444593c66b518bb1cf50395cac5b208c495a6922d0
SHA512

bb895ff6df74a1a9fba3d83de8fa3676d941b0b701ce3fd83fdcd4a79373755ac200e44f95d445098c08562b615744a390ac786dc9fb72b9d0518ab3ed7bb28d
SSDEEP

3072:ZteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIze9qM:1q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2424-1-0x00000000750C0000-0x00000000750F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1944	2424	WerFault.exe	28

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 2424 wrote to memory of 1944	2424	rundll32.exe	29
PID 2424 wrote to memory of 1944	2424	rundll32.exe	29
PID 2424 wrote to memory of 1944	2424	rundll32.exe	29
PID 2424 wrote to memory of 1944	2424	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20c3d087651232cc9d2ef2444593c66b518bb1cf50395cac5b208c495a6922d0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20c3d087651232cc9d2ef2444593c66b518bb1cf50395cac5b208c495a6922d0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 300
    3⤵
    - Program crash
    PID:1944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2424-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2424-1-0x00000000750C0000-0x00000000750F0000-memory.dmp

Filesize
192KB

Download
memory/2424-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download