dridex | 011fd0ce954ed36a9fc0216a4741e33d86333516b691166e20b64ecf93eb1803

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:22

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General

Target

JaffaCakes118_011fd0ce954ed36a9fc0216a4741e33d86333516b691166e20b64ecf93eb1803.dll
Size

184KB
MD5

d5f86e8f15ef9497d2e38dcc125aca7a
SHA1

20d2e62e0b831e256eb1d6c03d3dcd5d16476d7a
SHA256

011fd0ce954ed36a9fc0216a4741e33d86333516b691166e20b64ecf93eb1803
SHA512

c8c131c55193b9173a8cee537c8d6855da5c8ab33fe0b0c85c3b0c8265eff975806417290c3f574d4385fb37972b703dde697bd9199c910019f99874980d2c4b
SSDEEP

3072:1gkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgTdA4l:UPFkq6zOe5ilSanOYd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2760-1-0x00000000755A0000-0x00000000755D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2900	2760	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 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2740 wrote to memory of 2760	2740	rundll32.exe	30
PID 2760 wrote to memory of 2900	2760	rundll32.exe	31
PID 2760 wrote to memory of 2900	2760	rundll32.exe	31
PID 2760 wrote to memory of 2900	2760	rundll32.exe	31
PID 2760 wrote to memory of 2900	2760	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_011fd0ce954ed36a9fc0216a4741e33d86333516b691166e20b64ecf93eb1803.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_011fd0ce954ed36a9fc0216a4741e33d86333516b691166e20b64ecf93eb1803.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 224
    3⤵
    - Program crash
    PID:2900

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/2760-0-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2760-1-0x00000000755A0000-0x00000000755D0000-memory.dmp

Filesize
192KB

Download
memory/2760-3-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download