dridex | b8b8444f5857f7cdb7224c19eb5bafb17cd5f25ea041b467766487c7321494c6

Analysis

max time kernel
133s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-10-2024 02:11

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General

Target

7725fccbae0011ec120a5851d37ef819_JaffaCakes118.dll
Size

184KB
MD5

7725fccbae0011ec120a5851d37ef819
SHA1

76ade8b6167d1f0459de5e0ffebb9917e7e10912
SHA256

b8b8444f5857f7cdb7224c19eb5bafb17cd5f25ea041b467766487c7321494c6
SHA512

8734fe6847519be35a0492f0f7566f518742c13821b75b0b02ee3e0eb5bfabddb7cd14f5743c8d00565dc73bd2f62347e24580759a38eafe944f74385c0dd6fb
SSDEEP

3072:jzDerE1w54VTyVVv3ml4Y6zFyrf+5wd9rfdugJfzbgFRdH7P:jzDerE2YTyVVv3ClLrJC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

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
behavioral2/memory/3004-0-0x0000000074B00000-0x0000000074B30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3956	3004	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 3004	2364	rundll32.exe	84
PID 2364 wrote to memory of 3004	2364	rundll32.exe	84
PID 2364 wrote to memory of 3004	2364	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7725fccbae0011ec120a5851d37ef819_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7725fccbae0011ec120a5851d37ef819_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 612
    3⤵
    - Program crash
    PID:3956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3004 -ip 3004
1⤵
PID:3812

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/3004-0-0x0000000074B00000-0x0000000074B30000-memory.dmp

Filesize
192KB

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memory/3004-2-0x0000000001000000-0x0000000001006000-memory.dmp

Filesize
24KB

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