dridex | 51a6358624d0cc0ceb023e2931f10dc31a6a41bd46ce01397ee73fd6b74af933

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 14:05

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General

Target

JaffaCakes118_a3a5924e4c87c69d14c2502875416ba6.dll
Size

180KB
MD5

a3a5924e4c87c69d14c2502875416ba6
SHA1

e013418472d02fd7b06b0acd0dceae6f864637f3
SHA256

51a6358624d0cc0ceb023e2931f10dc31a6a41bd46ce01397ee73fd6b74af933
SHA512

6f91c4d669945f8b6af48007fd26984b31533f7a59a4ac01d2982151731e82a00cf95d6750f9d5aa09a161cd4b91a34987df886e02a52f013f8b7f3699f7d297
SSDEEP

3072:q0p0m9FOGDv64TOvqdjR91E404PUW6bKHJZK0Bzb5Iea:q0p0bG6q7040aBfK0db5

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

212.237.17.99:443

176.28.17.160:6602

51.254.140.238:8333

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/2732-1-0x0000000074F00000-0x0000000074F2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	2732	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 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2208 wrote to memory of 2732	2208	rundll32.exe	30
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3a5924e4c87c69d14c2502875416ba6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3a5924e4c87c69d14c2502875416ba6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 252
    3⤵
    - Program crash
    PID:2780

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/2732-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2732-1-0x0000000074F00000-0x0000000074F2F000-memory.dmp

Filesize
188KB

Download
memory/2732-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download