dridex | fdb01e789771324f7b1221a0150119e1374fabce8e9550cf61d8d445a237a272

Analysis

max time kernel
120s
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 23:05

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General

Target

JaffaCakes118_fdb01e789771324f7b1221a0150119e1374fabce8e9550cf61d8d445a237a272.dll
Size

188KB
MD5

4a4c249f058f86521b7232aff935119e
SHA1

471878036979bc3e7e52fd08d270a67ab10522f1
SHA256

fdb01e789771324f7b1221a0150119e1374fabce8e9550cf61d8d445a237a272
SHA512

ba2b51ec4a0ebc8b9adc04febe219ab57ab1efac23fc2e2007c6083e4f57193d70f87a108bab25baa763ce388c9535834aa295a781f22e3f94e460ac2e64cf4d
SSDEEP

3072:rteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzc9qM:jq7fYIHBZkTB6DWruUCOwjt

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/1960-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2316	1960	WerFault.exe	31

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 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fdb01e789771324f7b1221a0150119e1374fabce8e9550cf61d8d445a237a272.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fdb01e789771324f7b1221a0150119e1374fabce8e9550cf61d8d445a237a272.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 300
    3⤵
    - Program crash
    PID:2316

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/1960-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1960-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp

Filesize
192KB

Download
memory/1960-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download