dridex | c4e7f470e7a93ec1e5c2b94da9b70875f22f4fdff97807876c077b81ad27d17b

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:26

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General

Target

JaffaCakes118_c4e7f470e7a93ec1e5c2b94da9b70875f22f4fdff97807876c077b81ad27d17b.dll
Size

188KB
MD5

3e10152da706257cb59d92636017ee39
SHA1

11e00518a1f50c8bd5e34cf627f1f69ac02b432b
SHA256

c4e7f470e7a93ec1e5c2b94da9b70875f22f4fdff97807876c077b81ad27d17b
SHA512

968a086033714256f1e2dfb7aceeaec530a5354ef3fd270ccc905ee2779b006f075f63ad06bb243b54f206f676f1ee198e57f967d37c9e43762f2d7343c022d4
SSDEEP

3072:yteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:6q7fYIHBZkTB6DWruUCOwjt

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/1864-1-0x0000000074B40000-0x0000000074B70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1836	1864	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 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 1864 wrote to memory of 1836	1864	rundll32.exe	32
PID 1864 wrote to memory of 1836	1864	rundll32.exe	32
PID 1864 wrote to memory of 1836	1864	rundll32.exe	32
PID 1864 wrote to memory of 1836	1864	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4e7f470e7a93ec1e5c2b94da9b70875f22f4fdff97807876c077b81ad27d17b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4e7f470e7a93ec1e5c2b94da9b70875f22f4fdff97807876c077b81ad27d17b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 300
    3⤵
    - Program crash
    PID:1836

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/1864-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1864-1-0x0000000074B40000-0x0000000074B70000-memory.dmp

Filesize
192KB

Download
memory/1864-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download