dridex | 970eaaa5e2f1b8c2e6d1e504cda3a11416ca912f6bfdb46321aec60a9e3c208f

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:36

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General

Target

JaffaCakes118_970eaaa5e2f1b8c2e6d1e504cda3a11416ca912f6bfdb46321aec60a9e3c208f.dll
Size

188KB
MD5

ddec7cfcd2fef3a30f99b863b7a895a0
SHA1

2a1e54cfa2c63099421fe0d894aed408452a261c
SHA256

970eaaa5e2f1b8c2e6d1e504cda3a11416ca912f6bfdb46321aec60a9e3c208f
SHA512

d668aca9d987e0352fa84be802c7bd60c4cac016f3225aadc2b36e017a468617b03f0ce375a77af07bd1db32250f705cb2f437d6dffbe6ab94e27f3130d86aa4
SSDEEP

3072:cteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:gq7fYIHBZkTB6DWruUCOwjt

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/2668-0-0x0000000074730000-0x0000000074760000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2772	2668	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 2648 wrote to memory of 2668	2648	rundll32.exe	30
PID 2648 wrote to memory of 2668	2648	rundll32.exe	30
PID 2648 wrote to memory of 2668	2648	rundll32.exe	30
PID 2648 wrote to memory of 2668	2648	rundll32.exe	30
PID 2648 wrote to memory of 2668	2648	rundll32.exe	30
PID 2648 wrote to memory of 2668	2648	rundll32.exe	30
PID 2648 wrote to memory of 2668	2648	rundll32.exe	30
PID 2668 wrote to memory of 2772	2668	rundll32.exe	31
PID 2668 wrote to memory of 2772	2668	rundll32.exe	31
PID 2668 wrote to memory of 2772	2668	rundll32.exe	31
PID 2668 wrote to memory of 2772	2668	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_970eaaa5e2f1b8c2e6d1e504cda3a11416ca912f6bfdb46321aec60a9e3c208f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_970eaaa5e2f1b8c2e6d1e504cda3a11416ca912f6bfdb46321aec60a9e3c208f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 300
    3⤵
    - Program crash
    PID:2772

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/2668-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2668-0-0x0000000074730000-0x0000000074760000-memory.dmp

Filesize
192KB

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