dridex | dbecf882b2f460fbf1e5e055c2b8e1c6933850c5cb65ba8887f1756fa8f8a1fd

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:14

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General

Target

JaffaCakes118_dbecf882b2f460fbf1e5e055c2b8e1c6933850c5cb65ba8887f1756fa8f8a1fd.dll
Size

188KB
MD5

9cb9e06611627449f0ffafc6e8bc2f8e
SHA1

aad97bbe7b96d71ec9877c24ff332ceb13c7b9bd
SHA256

dbecf882b2f460fbf1e5e055c2b8e1c6933850c5cb65ba8887f1756fa8f8a1fd
SHA512

183b98e1e77da683c6c809c8d419bb00fe793264d24184ee6f7d8923e6f34d1475e93abb7d86427e90f2c68bdc26f4b819c9e2c6b2497314ebacb4bcea5096cb
SSDEEP

3072:VA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoVo:VzIqATVfQeV2FZalKq6jtGJWuTmd

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/3004-0-0x0000000074550000-0x0000000074580000-memory.dmp	dridex_ldr
behavioral1/memory/3004-3-0x0000000074550000-0x0000000074580000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1384	3004	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 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3004 wrote to memory of 1384	3004	rundll32.exe	31
PID 3004 wrote to memory of 1384	3004	rundll32.exe	31
PID 3004 wrote to memory of 1384	3004	rundll32.exe	31
PID 3004 wrote to memory of 1384	3004	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dbecf882b2f460fbf1e5e055c2b8e1c6933850c5cb65ba8887f1756fa8f8a1fd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dbecf882b2f460fbf1e5e055c2b8e1c6933850c5cb65ba8887f1756fa8f8a1fd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 300
    3⤵
    - Program crash
    PID:1384

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/3004-0-0x0000000074550000-0x0000000074580000-memory.dmp

Filesize
192KB

Download
memory/3004-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/3004-3-0x0000000074550000-0x0000000074580000-memory.dmp

Filesize
192KB

Download