dridex | 6860b23431c03b24449bf266854150b9a1afe5978b84f53803d446696a0e3621

Analysis

max time kernel
140s
max time network
125s
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 03:16

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General

Target

adae957f96ecb08a9271bcbe38da2cc5_JaffaCakes118.dll
Size

785KB
MD5

adae957f96ecb08a9271bcbe38da2cc5
SHA1

acfaf6b3f0f2c97446e14567ba3fb4d101464ff4
SHA256

6860b23431c03b24449bf266854150b9a1afe5978b84f53803d446696a0e3621
SHA512

9018c290c9bb7ccd576a7dac15ddc1cc4051a9e6026a7013328984f0874638814197ffbb0adda8ee6a43e7d77b6de279585459e0bf12d6eeb2676b99edc150b6
SSDEEP

12288:nbqkjZx1Vu8MpJYosZUmc16RWdrpo8+FFcLxT8HoxmRsDJteMKTi81MOU7qOkQR1:nbqkjZxqxYjxoArwQobmMK5iOUFkK1

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

flow	pid	Process
34	3732	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

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

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 3732	1884	rundll32.exe	84
PID 1884 wrote to memory of 3732	1884	rundll32.exe	84
PID 1884 wrote to memory of 3732	1884	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\adae957f96ecb08a9271bcbe38da2cc5_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\adae957f96ecb08a9271bcbe38da2cc5_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3732

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/3732-0-0x0000000075132000-0x0000000075136000-memory.dmp

Filesize
16KB

Download
memory/3732-1-0x0000000075070000-0x000000007518B000-memory.dmp

Filesize
1.1MB

Download
memory/3732-3-0x0000000075070000-0x000000007518B000-memory.dmp

Filesize
1.1MB

Download
memory/3732-4-0x0000000075070000-0x000000007518B000-memory.dmp

Filesize
1.1MB

Download
memory/3732-5-0x0000000075132000-0x0000000075136000-memory.dmp

Filesize
16KB

Download
memory/3732-6-0x0000000075070000-0x000000007518B000-memory.dmp

Filesize
1.1MB

Download