dridex | b1c6c7836fe7827499b9b6aefcef71d0e4a3e57915eca027563f637b79345719

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:51

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General

Target

JaffaCakes118_b1c6c7836fe7827499b9b6aefcef71d0e4a3e57915eca027563f637b79345719.dll
Size

188KB
MD5

3344555b8a0ec310b53616437ab69ae2
SHA1

3d3d3bcc3b0074c73db4d427a5750ac39f7105fd
SHA256

b1c6c7836fe7827499b9b6aefcef71d0e4a3e57915eca027563f637b79345719
SHA512

e3652f355012efe6ff4a041f207552cf5cfa8fbad76b12f09357e46f0d704aeb3c26ce460d8eba5e0c01d1820018bf8c519aeea364c291915b4ea50e727bae02
SSDEEP

3072:DteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzT9qM:rq7fYIHBZkTB6DWruUCOwjt

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/2072-1-0x00000000749F0000-0x0000000074A20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1720	2072	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 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 2072 wrote to memory of 1720	2072	rundll32.exe	32
PID 2072 wrote to memory of 1720	2072	rundll32.exe	32
PID 2072 wrote to memory of 1720	2072	rundll32.exe	32
PID 2072 wrote to memory of 1720	2072	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1c6c7836fe7827499b9b6aefcef71d0e4a3e57915eca027563f637b79345719.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1c6c7836fe7827499b9b6aefcef71d0e4a3e57915eca027563f637b79345719.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 300
    3⤵
    - Program crash
    PID:1720

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/2072-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2072-1-0x00000000749F0000-0x0000000074A20000-memory.dmp

Filesize
192KB

Download
memory/2072-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download