dridex | f4b70895b95bf026d00cb72b725279351e188ed989183ba748275201424f9682

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:14

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General

Target

JaffaCakes118_f4b70895b95bf026d00cb72b725279351e188ed989183ba748275201424f9682.dll
Size

188KB
MD5

3d4610d39651400f7d03aed06798c071
SHA1

e0e64127d4c7da2bc22ba598365c041283aea0b6
SHA256

f4b70895b95bf026d00cb72b725279351e188ed989183ba748275201424f9682
SHA512

74a8de13b27548b98291cefa48edba51f1b4642a8c29e4589e894e13a4f929ab3d946ad1aeede2d95666de25bf7f0a5bff66becf813575f19eae337165841451
SSDEEP

3072:yteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzc9qM:6q7fYIHBZkTB6DWruUCOwjt

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/3000-1-0x0000000074AF0000-0x0000000074B20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
640	3000	WerFault.exe	29

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 2248 wrote to memory of 3000	2248	rundll32.exe	29
PID 2248 wrote to memory of 3000	2248	rundll32.exe	29
PID 2248 wrote to memory of 3000	2248	rundll32.exe	29
PID 2248 wrote to memory of 3000	2248	rundll32.exe	29
PID 2248 wrote to memory of 3000	2248	rundll32.exe	29
PID 2248 wrote to memory of 3000	2248	rundll32.exe	29
PID 2248 wrote to memory of 3000	2248	rundll32.exe	29
PID 3000 wrote to memory of 640	3000	rundll32.exe	30
PID 3000 wrote to memory of 640	3000	rundll32.exe	30
PID 3000 wrote to memory of 640	3000	rundll32.exe	30
PID 3000 wrote to memory of 640	3000	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4b70895b95bf026d00cb72b725279351e188ed989183ba748275201424f9682.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4b70895b95bf026d00cb72b725279351e188ed989183ba748275201424f9682.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 308
    3⤵
    - Program crash
    PID:640

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/3000-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/3000-1-0x0000000074AF0000-0x0000000074B20000-memory.dmp

Filesize
192KB

Download
memory/3000-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download