dridex | 08770b7ce4f415232f98b641ae609c593dcf6a0907d854fe2acbdbe01c5b6d2c

Analysis

max time kernel
141s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 09:37

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General

Target

aeb89feabdc2f252f10b17e843b97e22_JaffaCakes118.dll
Size

785KB
MD5

aeb89feabdc2f252f10b17e843b97e22
SHA1

312406f72fadba43e1c53c254d5ac8369993550a
SHA256

08770b7ce4f415232f98b641ae609c593dcf6a0907d854fe2acbdbe01c5b6d2c
SHA512

79c880f6f98ce0c79eb664ec6622ba5e50853066c14bfd941a6aed4d4ee5d67ac6ef95f095fc361fa7283352f01f200ab4d4d46ed9530efdebacb83ab622b511
SSDEEP

12288:HbqkjZV1Vu8MpJYosZUmc16RWdrpo8+FFcLxT8HoxmRsDJteMKT281MOU7qOkQR1:HbqkjZVqxYjxoArwQobmMKNiOUFkK1

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow	pid	Process
30	4824	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 4640 wrote to memory of 4824	4640	rundll32.exe	84
PID 4640 wrote to memory of 4824	4640	rundll32.exe	84
PID 4640 wrote to memory of 4824	4640	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aeb89feabdc2f252f10b17e843b97e22_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aeb89feabdc2f252f10b17e843b97e22_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4824-0-0x0000000074DE2000-0x0000000074DE6000-memory.dmp

Filesize
16KB

Download
memory/4824-1-0x0000000074D20000-0x0000000074E3B000-memory.dmp

Filesize
1.1MB

Download
memory/4824-3-0x0000000074D20000-0x0000000074E3B000-memory.dmp

Filesize
1.1MB

Download
memory/4824-4-0x0000000074D20000-0x0000000074E3B000-memory.dmp

Filesize
1.1MB

Download
memory/4824-5-0x0000000074DE2000-0x0000000074DE6000-memory.dmp

Filesize
16KB

Download
memory/4824-6-0x0000000074D20000-0x0000000074E3B000-memory.dmp

Filesize
1.1MB

Download