dridex | 0f931360e42c9b5a1e064735bb634a75d97bbf03537aaee8cb1c265c0d1161b8

Analysis

max time kernel
13s
max time network
20s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 01:04

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General

Target

JaffaCakes118_0f931360e42c9b5a1e064735bb634a75d97bbf03537aaee8cb1c265c0d1161b8.dll
Size

184KB
MD5

afbde6f98d7d92fb46b434939de768fb
SHA1

2d9e50270e43c1f370f409a97a8ac720a5ad3540
SHA256

0f931360e42c9b5a1e064735bb634a75d97bbf03537aaee8cb1c265c0d1161b8
SHA512

35a652f7dcb0e75018d1b8f26de742a13ff7425d0100586dc40ac3c87e0ebb17c8977526033dcf5fda6e18021438fc42dd5593a6627bb935ec14230d725c301e
SSDEEP

3072:uuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kklmsb:w7TXYsd9SkONU1jKGljlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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/2324-1-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1192	2324	WerFault.exe	29

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 588 wrote to memory of 2324	588	rundll32.exe	29
PID 588 wrote to memory of 2324	588	rundll32.exe	29
PID 588 wrote to memory of 2324	588	rundll32.exe	29
PID 588 wrote to memory of 2324	588	rundll32.exe	29
PID 588 wrote to memory of 2324	588	rundll32.exe	29
PID 588 wrote to memory of 2324	588	rundll32.exe	29
PID 588 wrote to memory of 2324	588	rundll32.exe	29
PID 2324 wrote to memory of 1192	2324	rundll32.exe	30
PID 2324 wrote to memory of 1192	2324	rundll32.exe	30
PID 2324 wrote to memory of 1192	2324	rundll32.exe	30
PID 2324 wrote to memory of 1192	2324	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0f931360e42c9b5a1e064735bb634a75d97bbf03537aaee8cb1c265c0d1161b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:588
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0f931360e42c9b5a1e064735bb634a75d97bbf03537aaee8cb1c265c0d1161b8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 220
    3⤵
    - Program crash
    PID:1192

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/2324-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2324-1-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

Download
memory/2324-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download