dridex | 74b8dac446e5eec06d4d0f56421060efbe486c561eb59870b7ca1fd31298c05b

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:26

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General

Target

JaffaCakes118_74b8dac446e5eec06d4d0f56421060efbe486c561eb59870b7ca1fd31298c05b.dll
Size

188KB
MD5

c3a2d1d2f286950b68299d1ac2451064
SHA1

2c1e028c43392403e0ef40d474a36c2e83bc13b0
SHA256

74b8dac446e5eec06d4d0f56421060efbe486c561eb59870b7ca1fd31298c05b
SHA512

a3cfb0f223a2d9124dcd6c0b7c47b6adb4a4a0e02b36d1b031dd517d4eadcf93b5252dcd0f7ff47c96d82d8b5bad77385a048e0d16187f8114e5d98196907375
SSDEEP

3072:AA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoJo:AzIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1932-1-0x0000000074C90000-0x0000000074CC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1940	1932	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 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 2308 wrote to memory of 1932	2308	rundll32.exe	31
PID 1932 wrote to memory of 1940	1932	rundll32.exe	32
PID 1932 wrote to memory of 1940	1932	rundll32.exe	32
PID 1932 wrote to memory of 1940	1932	rundll32.exe	32
PID 1932 wrote to memory of 1940	1932	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74b8dac446e5eec06d4d0f56421060efbe486c561eb59870b7ca1fd31298c05b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74b8dac446e5eec06d4d0f56421060efbe486c561eb59870b7ca1fd31298c05b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 300
    3⤵
    - Program crash
    PID:1940

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/1932-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1932-1-0x0000000074C90000-0x0000000074CC0000-memory.dmp

Filesize
192KB

Download
memory/1932-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download