dridex | 323686d8b4cebff046f84b89b5245c75e7fef65bdde3501a89925c75c8df0a23

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:12

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General

Target

JaffaCakes118_323686d8b4cebff046f84b89b5245c75e7fef65bdde3501a89925c75c8df0a23.dll
Size

188KB
MD5

803765630ec60310ae3aa38577a31217
SHA1

f3b042fc7b7f7a908fbadc62987a35d043c425fd
SHA256

323686d8b4cebff046f84b89b5245c75e7fef65bdde3501a89925c75c8df0a23
SHA512

41922bd4f07a17f8b87b697873e44a14cda7e0588e4e7d5b864b9031cd4a326ab96fb7922de9470b1a3628e31ce999ac55995d37c5e314e8685841cf146b26d1
SSDEEP

3072:FteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:Bq7fYIHBZkTB6DWruUCOwjt

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/1148-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2532	1148	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 340 wrote to memory of 1148	340	rundll32.exe	30
PID 340 wrote to memory of 1148	340	rundll32.exe	30
PID 340 wrote to memory of 1148	340	rundll32.exe	30
PID 340 wrote to memory of 1148	340	rundll32.exe	30
PID 340 wrote to memory of 1148	340	rundll32.exe	30
PID 340 wrote to memory of 1148	340	rundll32.exe	30
PID 340 wrote to memory of 1148	340	rundll32.exe	30
PID 1148 wrote to memory of 2532	1148	rundll32.exe	32
PID 1148 wrote to memory of 2532	1148	rundll32.exe	32
PID 1148 wrote to memory of 2532	1148	rundll32.exe	32
PID 1148 wrote to memory of 2532	1148	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_323686d8b4cebff046f84b89b5245c75e7fef65bdde3501a89925c75c8df0a23.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_323686d8b4cebff046f84b89b5245c75e7fef65bdde3501a89925c75c8df0a23.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1148
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1148 -s 300
    3⤵
    - Program crash
    PID:2532

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

Replay Monitor

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Downloads

memory/1148-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1148-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

Download
memory/1148-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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