dridex | e3a21d49b1567a5f7d9efd700dbb65b60a6b3a7681f23905387e6e29891bef24

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:52

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General

Target

JaffaCakes118_e3a21d49b1567a5f7d9efd700dbb65b60a6b3a7681f23905387e6e29891bef24.dll
Size

188KB
MD5

0e38fa1b20f092ebfd2784e7b97de982
SHA1

4f9569146272a325c5bac42a2771be8352a15af9
SHA256

e3a21d49b1567a5f7d9efd700dbb65b60a6b3a7681f23905387e6e29891bef24
SHA512

f3bb68da52e19a40a788dbdb661c6cd6bce57dd8a94a6efac0667957583d56c97f8ab45daba047483863a060257b72025a42fc7757ffc78e5b2c1343e744cb55
SSDEEP

3072:pteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz19qM:lq7fYIHBZkTB6DWruUCOwjt

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/2424-1-0x00000000750E0000-0x0000000075110000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3028	2424	WerFault.exe	31

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 2380 wrote to memory of 2424	2380	rundll32.exe	31
PID 2380 wrote to memory of 2424	2380	rundll32.exe	31
PID 2380 wrote to memory of 2424	2380	rundll32.exe	31
PID 2380 wrote to memory of 2424	2380	rundll32.exe	31
PID 2380 wrote to memory of 2424	2380	rundll32.exe	31
PID 2380 wrote to memory of 2424	2380	rundll32.exe	31
PID 2380 wrote to memory of 2424	2380	rundll32.exe	31
PID 2424 wrote to memory of 3028	2424	rundll32.exe	32
PID 2424 wrote to memory of 3028	2424	rundll32.exe	32
PID 2424 wrote to memory of 3028	2424	rundll32.exe	32
PID 2424 wrote to memory of 3028	2424	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3a21d49b1567a5f7d9efd700dbb65b60a6b3a7681f23905387e6e29891bef24.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3a21d49b1567a5f7d9efd700dbb65b60a6b3a7681f23905387e6e29891bef24.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:3028

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

Replay Monitor

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Downloads

memory/2424-0-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/2424-1-0x00000000750E0000-0x0000000075110000-memory.dmp

Filesize
192KB

Download
memory/2424-3-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download