dridex | 8fc12a31ae95a65784a25e81ed1de054b9c15fae3c5849968db5bf24aff27971

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
24-12-2024 09:20

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General

Target

JaffaCakes118_8fc12a31ae95a65784a25e81ed1de054b9c15fae3c5849968db5bf24aff27971.dll
Size

188KB
MD5

90285cf4004f26e0ba1cbaa3146ca2fe
SHA1

d1f83be3e7a20fafa2f926213690c9be17b17249
SHA256

8fc12a31ae95a65784a25e81ed1de054b9c15fae3c5849968db5bf24aff27971
SHA512

fc5804934dede5b1d7f13531e228752874605dce1b5b4c7f439e776bb56e2f2c28a7ec8785d60c58ae2ebf2693096d17b42ca9c17b22b0a662e5b936029f285f
SSDEEP

3072:3teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzb9qM:vq7fYIHBZkTB6DWruUCOwjt

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/3012-1-0x0000000075030000-0x0000000075060000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2228	3012	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 2936 wrote to memory of 3012	2936	rundll32.exe	30
PID 2936 wrote to memory of 3012	2936	rundll32.exe	30
PID 2936 wrote to memory of 3012	2936	rundll32.exe	30
PID 2936 wrote to memory of 3012	2936	rundll32.exe	30
PID 2936 wrote to memory of 3012	2936	rundll32.exe	30
PID 2936 wrote to memory of 3012	2936	rundll32.exe	30
PID 2936 wrote to memory of 3012	2936	rundll32.exe	30
PID 3012 wrote to memory of 2228	3012	rundll32.exe	32
PID 3012 wrote to memory of 2228	3012	rundll32.exe	32
PID 3012 wrote to memory of 2228	3012	rundll32.exe	32
PID 3012 wrote to memory of 2228	3012	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fc12a31ae95a65784a25e81ed1de054b9c15fae3c5849968db5bf24aff27971.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fc12a31ae95a65784a25e81ed1de054b9c15fae3c5849968db5bf24aff27971.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3012
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 300
    3⤵
    - Program crash
    PID:2228

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/3012-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/3012-1-0x0000000075030000-0x0000000075060000-memory.dmp

Filesize
192KB

Download
memory/3012-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download