dridex | c71c624f4cf2c74daa0282c64d01458123850c04e854476d04225a0896bc2579

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:20

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General

Target

JaffaCakes118_c71c624f4cf2c74daa0282c64d01458123850c04e854476d04225a0896bc2579.dll
Size

188KB
MD5

6aa8c32ba5629ea34df6a7f6ef9a4b87
SHA1

31d8683c8a1b2a8374dac9ddc8c467d6fff99a0f
SHA256

c71c624f4cf2c74daa0282c64d01458123850c04e854476d04225a0896bc2579
SHA512

f187de5cc98481f78abd25fa3446b1562f34405335d73817f198d80dee69f1a9c81ad1a8edb959b922a9201e3f2e6b4dcf2dac6b6eb4604f6b259e59bc1e602c
SSDEEP

3072:lteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:hq7fYIHBZkTB6DWruUCOwjt

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/1016-1-0x00000000748A0000-0x00000000748D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2276	1016	WerFault.exe	28

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 2124 wrote to memory of 1016	2124	rundll32.exe	28
PID 2124 wrote to memory of 1016	2124	rundll32.exe	28
PID 2124 wrote to memory of 1016	2124	rundll32.exe	28
PID 2124 wrote to memory of 1016	2124	rundll32.exe	28
PID 2124 wrote to memory of 1016	2124	rundll32.exe	28
PID 2124 wrote to memory of 1016	2124	rundll32.exe	28
PID 2124 wrote to memory of 1016	2124	rundll32.exe	28
PID 1016 wrote to memory of 2276	1016	rundll32.exe	29
PID 1016 wrote to memory of 2276	1016	rundll32.exe	29
PID 1016 wrote to memory of 2276	1016	rundll32.exe	29
PID 1016 wrote to memory of 2276	1016	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c71c624f4cf2c74daa0282c64d01458123850c04e854476d04225a0896bc2579.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c71c624f4cf2c74daa0282c64d01458123850c04e854476d04225a0896bc2579.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1016 -s 300
    3⤵
    - Program crash
    PID:2276

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/1016-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1016-1-0x00000000748A0000-0x00000000748D0000-memory.dmp

Filesize
192KB

Download
memory/1016-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download