dridex | 17358721617a5b33962c9a5bb1663e9275431236738bd290cd5c8eaccdb6a8b0

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:14

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General

Target

JaffaCakes118_17358721617a5b33962c9a5bb1663e9275431236738bd290cd5c8eaccdb6a8b0.dll
Size

188KB
MD5

a2c467fc51e99cc66c0dae086c54e4e0
SHA1

b72361dfae48eef1779f4baf8f9b755f63d8cac9
SHA256

17358721617a5b33962c9a5bb1663e9275431236738bd290cd5c8eaccdb6a8b0
SHA512

3038d8ee9f27b6f89067e2c57e4a17293f7aeb46b665e86156c060b5e0e0bb0bfafff89207550679d1a882e86c8b15206af237effaef068987049d757cf5ded2
SSDEEP

3072:UA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:UzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1260-1-0x0000000074960000-0x0000000074990000-memory.dmp	dridex_ldr
behavioral1/memory/1260-2-0x0000000074960000-0x0000000074990000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1936	1260	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 2396 wrote to memory of 1260	2396	rundll32.exe	30
PID 2396 wrote to memory of 1260	2396	rundll32.exe	30
PID 2396 wrote to memory of 1260	2396	rundll32.exe	30
PID 2396 wrote to memory of 1260	2396	rundll32.exe	30
PID 2396 wrote to memory of 1260	2396	rundll32.exe	30
PID 2396 wrote to memory of 1260	2396	rundll32.exe	30
PID 2396 wrote to memory of 1260	2396	rundll32.exe	30
PID 1260 wrote to memory of 1936	1260	rundll32.exe	32
PID 1260 wrote to memory of 1936	1260	rundll32.exe	32
PID 1260 wrote to memory of 1936	1260	rundll32.exe	32
PID 1260 wrote to memory of 1936	1260	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17358721617a5b33962c9a5bb1663e9275431236738bd290cd5c8eaccdb6a8b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17358721617a5b33962c9a5bb1663e9275431236738bd290cd5c8eaccdb6a8b0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1260
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 300
    3⤵
    - Program crash
    PID:1936

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/1260-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1260-1-0x0000000074960000-0x0000000074990000-memory.dmp

Filesize
192KB

Download
memory/1260-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1260-2-0x0000000074960000-0x0000000074990000-memory.dmp

Filesize
192KB

Download