dridex | 211602e189217979586625fe815953a9c292a123f73576c38bf8e9c87bd0806c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:55

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General

Target

JaffaCakes118_211602e189217979586625fe815953a9c292a123f73576c38bf8e9c87bd0806c.dll
Size

188KB
MD5

9f0a47693b00601c72a343aed68ef380
SHA1

06c90deb47664840cbb738ebef7215c6b41fc838
SHA256

211602e189217979586625fe815953a9c292a123f73576c38bf8e9c87bd0806c
SHA512

c8f2aac6ed855d853fe3dc5ea20eb5ad3c6025efc7e2b408ed83ff3866b05acd0684a94b0f02b4546f7f1580c46fa9c4fd1cd3ba73d7caaf64dd4c069e39d90d
SSDEEP

3072:CA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoFo:CzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery 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 family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2936-1-0x0000000075380000-0x00000000753B0000-memory.dmp	dridex_ldr
behavioral1/memory/2936-2-0x0000000075380000-0x00000000753B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	2936	WerFault.exe	30

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 2952 wrote to memory of 2936	2952	rundll32.exe	30
PID 2952 wrote to memory of 2936	2952	rundll32.exe	30
PID 2952 wrote to memory of 2936	2952	rundll32.exe	30
PID 2952 wrote to memory of 2936	2952	rundll32.exe	30
PID 2952 wrote to memory of 2936	2952	rundll32.exe	30
PID 2952 wrote to memory of 2936	2952	rundll32.exe	30
PID 2952 wrote to memory of 2936	2952	rundll32.exe	30
PID 2936 wrote to memory of 2392	2936	rundll32.exe	31
PID 2936 wrote to memory of 2392	2936	rundll32.exe	31
PID 2936 wrote to memory of 2392	2936	rundll32.exe	31
PID 2936 wrote to memory of 2392	2936	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_211602e189217979586625fe815953a9c292a123f73576c38bf8e9c87bd0806c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2952
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_211602e189217979586625fe815953a9c292a123f73576c38bf8e9c87bd0806c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 300
    3⤵
    - Program crash
    PID:2392

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/2936-0-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2936-1-0x0000000075380000-0x00000000753B0000-memory.dmp

Filesize
192KB

Download
memory/2936-3-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2936-2-0x0000000075380000-0x00000000753B0000-memory.dmp

Filesize
192KB

Download