dridex | 3b207aacc36cb0075a206f3c2c1c159a5c54c7621c1cf46f32605e8c75993f5e

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:58

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General

Target

JaffaCakes118_3b207aacc36cb0075a206f3c2c1c159a5c54c7621c1cf46f32605e8c75993f5e.dll
Size

188KB
MD5

232a5a15204b2b2313a383476066a9b5
SHA1

c744c4050db0588a4a79f9fc0c1b02b003d6d0f1
SHA256

3b207aacc36cb0075a206f3c2c1c159a5c54c7621c1cf46f32605e8c75993f5e
SHA512

9906d9c6d3187651cd2c1ea0a256f90e1a38ada0248a7762b385a55689167b0e500a3701ef1acc82b1be19606946c0c19f4476860639c29853078edc7ec524c1
SSDEEP

3072:cteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:gq7fYIHBZkTB6DWruUCOwjt

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/2136-1-0x0000000074C50000-0x0000000074C80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1592	2136	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 2356 wrote to memory of 2136	2356	rundll32.exe	31
PID 2356 wrote to memory of 2136	2356	rundll32.exe	31
PID 2356 wrote to memory of 2136	2356	rundll32.exe	31
PID 2356 wrote to memory of 2136	2356	rundll32.exe	31
PID 2356 wrote to memory of 2136	2356	rundll32.exe	31
PID 2356 wrote to memory of 2136	2356	rundll32.exe	31
PID 2356 wrote to memory of 2136	2356	rundll32.exe	31
PID 2136 wrote to memory of 1592	2136	rundll32.exe	32
PID 2136 wrote to memory of 1592	2136	rundll32.exe	32
PID 2136 wrote to memory of 1592	2136	rundll32.exe	32
PID 2136 wrote to memory of 1592	2136	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b207aacc36cb0075a206f3c2c1c159a5c54c7621c1cf46f32605e8c75993f5e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b207aacc36cb0075a206f3c2c1c159a5c54c7621c1cf46f32605e8c75993f5e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 300
    3⤵
    - Program crash
    PID:1592

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/2136-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2136-1-0x0000000074C50000-0x0000000074C80000-memory.dmp

Filesize
192KB

Download
memory/2136-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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