dridex | 9ff4a921a086eccf7e4a19d775fc40950d2db8e320f0b30595c488d4f4b48829

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:14

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General

Target

JaffaCakes118_9ff4a921a086eccf7e4a19d775fc40950d2db8e320f0b30595c488d4f4b48829.dll
Size

188KB
MD5

65712f6769bb10228b800a78cbe391c4
SHA1

7aaebd5a4f3cd711eda5836fc847ebaefeb4be9b
SHA256

9ff4a921a086eccf7e4a19d775fc40950d2db8e320f0b30595c488d4f4b48829
SHA512

563ded8730d8b5be2fe15d15ac929693881948019671a5ef3bc1cb00cdd145a5f7bc0f32b4a34a60f60062c89bb6d1392486ef83fe5d1aaba2bc4f1e1ca0d080
SSDEEP

3072:7teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzJ9qM:Tq7fYIHBZkTB6DWruUCOwjt

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/1804-1-0x0000000074990000-0x00000000749C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2120	1804	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 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 1804 wrote to memory of 2120	1804	rundll32.exe	32
PID 1804 wrote to memory of 2120	1804	rundll32.exe	32
PID 1804 wrote to memory of 2120	1804	rundll32.exe	32
PID 1804 wrote to memory of 2120	1804	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9ff4a921a086eccf7e4a19d775fc40950d2db8e320f0b30595c488d4f4b48829.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9ff4a921a086eccf7e4a19d775fc40950d2db8e320f0b30595c488d4f4b48829.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 300
    3⤵
    - Program crash
    PID:2120

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/1804-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

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memory/1804-1-0x0000000074990000-0x00000000749C0000-memory.dmp

Filesize
192KB

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