dridex | 97b185e526b5557081de0f3e4ac64f2d32e1b5c687553dcf9d7d0e1d5f3b690b

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 09:46

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General

Target

JaffaCakes118_97b185e526b5557081de0f3e4ac64f2d32e1b5c687553dcf9d7d0e1d5f3b690b.dll
Size

188KB
MD5

259cd35d429442cbb49520b21cc89317
SHA1

3c11ca194ff38061dcabc7ab49b730a25d3cdb7b
SHA256

97b185e526b5557081de0f3e4ac64f2d32e1b5c687553dcf9d7d0e1d5f3b690b
SHA512

5d4a817aee3e458abebe3f17948af8898313618189b4b5190d8aa9d5fd9a4649e20d09c01a46a60ff6846560ff170841644d4b5c436798275cb90248a1e47688
SSDEEP

3072:lteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz99qM:hq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2672-1-0x0000000074FF0000-0x0000000075020000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	2672	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 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2672 wrote to memory of 2728	2672	rundll32.exe	31
PID 2672 wrote to memory of 2728	2672	rundll32.exe	31
PID 2672 wrote to memory of 2728	2672	rundll32.exe	31
PID 2672 wrote to memory of 2728	2672	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_97b185e526b5557081de0f3e4ac64f2d32e1b5c687553dcf9d7d0e1d5f3b690b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_97b185e526b5557081de0f3e4ac64f2d32e1b5c687553dcf9d7d0e1d5f3b690b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 300
    3⤵
    - Program crash
    PID:2728

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/2672-0-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2672-1-0x0000000074FF0000-0x0000000075020000-memory.dmp

Filesize
192KB

Download
memory/2672-3-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download