dridex | 29df141d669bb6ae6da6c6a3b2b2d1e8f3c3d926b5073d86c856a2e29ff41073

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:42

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General

Target

JaffaCakes118_29df141d669bb6ae6da6c6a3b2b2d1e8f3c3d926b5073d86c856a2e29ff41073.dll
Size

432KB
MD5

e53655871d5ea1f932e09877c0e841d3
SHA1

697be249dc71f1cefa968659f49f356afd6a9e37
SHA256

29df141d669bb6ae6da6c6a3b2b2d1e8f3c3d926b5073d86c856a2e29ff41073
SHA512

a647048363c6bb42bda8f3e3209ab8c15a8066a62e83b72de536f78963445e7d2578cdb1c41c1852857af60bb40d1858490342e3ef339ac3149290695399f8e5
SSDEEP

6144:jXcjd3EK6oQKOKQKmCHdD3Dz9zRB9eB9xi0Ktx5tno6It6hSh/cuqg4k4:j+TZtneXxi0Kdq95jk

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

167.86.83.205:443

217.61.57.191:8172

5.196.213.55:808

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/1696-1-0x0000000075020000-0x000000007508E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2376	1696	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 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1620 wrote to memory of 1696	1620	rundll32.exe	30
PID 1696 wrote to memory of 2376	1696	rundll32.exe	32
PID 1696 wrote to memory of 2376	1696	rundll32.exe	32
PID 1696 wrote to memory of 2376	1696	rundll32.exe	32
PID 1696 wrote to memory of 2376	1696	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29df141d669bb6ae6da6c6a3b2b2d1e8f3c3d926b5073d86c856a2e29ff41073.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29df141d669bb6ae6da6c6a3b2b2d1e8f3c3d926b5073d86c856a2e29ff41073.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 272
    3⤵
    - Program crash
    PID:2376

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/1696-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1696-1-0x0000000075020000-0x000000007508E000-memory.dmp

Filesize
440KB

Download
memory/1696-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download