dridex | b0a425ae51f145f76a71f57581680afa44e348b185bfc8056f0f6b1424af39b8

Analysis

max time kernel
94s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:58

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General

Target

JaffaCakes118_b0a425ae51f145f76a71f57581680afa44e348b185bfc8056f0f6b1424af39b8.dll
Size

204KB
MD5

9dccb974a86c09303e1589f1a4c960b6
SHA1

a4dcbb7b747a5cbd555a9c686e5e5f4483fec9cc
SHA256

b0a425ae51f145f76a71f57581680afa44e348b185bfc8056f0f6b1424af39b8
SHA512

668371a0732373ee29565885dab8b4d12d78abc49d9a7c77fa183e54dbae1145c886af9140ecbec5d0bca9cc4eb8f884d2ef61032eb00068b1535429abec4d4f
SSDEEP

3072:q6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:qZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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
behavioral2/memory/1288-1-0x00000000751E0000-0x0000000075215000-memory.dmp	dridex_ldr
behavioral2/memory/1288-4-0x00000000751E0000-0x0000000075215000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 4508 wrote to memory of 1288	4508	rundll32.exe	83
PID 4508 wrote to memory of 1288	4508	rundll32.exe	83
PID 4508 wrote to memory of 1288	4508	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0a425ae51f145f76a71f57581680afa44e348b185bfc8056f0f6b1424af39b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0a425ae51f145f76a71f57581680afa44e348b185bfc8056f0f6b1424af39b8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1288-0-0x0000000000B90000-0x0000000000B96000-memory.dmp

Filesize
24KB

Download
memory/1288-1-0x00000000751E0000-0x0000000075215000-memory.dmp

Filesize
212KB

Download
memory/1288-3-0x0000000000B90000-0x0000000000B96000-memory.dmp

Filesize
24KB

Download
memory/1288-4-0x00000000751E0000-0x0000000075215000-memory.dmp

Filesize
212KB

Download