dridex | 1d2b81dd9c7982e7dfb78d99b1e0aa20e9a2077947e929329be4d8edb1a56571

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 11:24

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General

Target

JaffaCakes118_1d2b81dd9c7982e7dfb78d99b1e0aa20e9a2077947e929329be4d8edb1a56571.dll
Size

188KB
MD5

4b8a1fb35722f880e8993d225fd47068
SHA1

753130ab5ffb457f746c3e1ca786c80c0931c06c
SHA256

1d2b81dd9c7982e7dfb78d99b1e0aa20e9a2077947e929329be4d8edb1a56571
SHA512

2c2790e5a535ed3a01d1c60c4bcdf468c1108eb5888e3e10738e4e0069eead67685198decc946a11b94683cdca3ad6a6ca41dd44c88b43a89b8f2140182201cd
SSDEEP

3072:GteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzg9qM:uq7fYIHBZkTB6DWruUCOwjt

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/2424-0-0x0000000074590000-0x00000000745C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2324	2424	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 1312 wrote to memory of 2424	1312	rundll32.exe	30
PID 1312 wrote to memory of 2424	1312	rundll32.exe	30
PID 1312 wrote to memory of 2424	1312	rundll32.exe	30
PID 1312 wrote to memory of 2424	1312	rundll32.exe	30
PID 1312 wrote to memory of 2424	1312	rundll32.exe	30
PID 1312 wrote to memory of 2424	1312	rundll32.exe	30
PID 1312 wrote to memory of 2424	1312	rundll32.exe	30
PID 2424 wrote to memory of 2324	2424	rundll32.exe	32
PID 2424 wrote to memory of 2324	2424	rundll32.exe	32
PID 2424 wrote to memory of 2324	2424	rundll32.exe	32
PID 2424 wrote to memory of 2324	2424	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d2b81dd9c7982e7dfb78d99b1e0aa20e9a2077947e929329be4d8edb1a56571.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1312
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d2b81dd9c7982e7dfb78d99b1e0aa20e9a2077947e929329be4d8edb1a56571.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:2324

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/2424-2-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

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memory/2424-0-0x0000000074590000-0x00000000745C0000-memory.dmp

Filesize
192KB

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