dridex | ac58c1c4b61c9bcea2b9da2715e8df08458402ab6f88e1ea05c313433c30db02

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:41

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General

Target

JaffaCakes118_ac58c1c4b61c9bcea2b9da2715e8df08458402ab6f88e1ea05c313433c30db02.dll
Size

188KB
MD5

7e6c7fbb95930374868e5673cf6a323a
SHA1

c89fac0303467aa6dbaa470be0ebef57add28931
SHA256

ac58c1c4b61c9bcea2b9da2715e8df08458402ab6f88e1ea05c313433c30db02
SHA512

ac395e5b3fc447e98c1435cf29678d9fb7f31e3dc35240b0510f4ac15c40f62a82c18f8f10143bede5f45846790f2996f67579fb5990ea43ad11c08f41aa9715
SSDEEP

3072:hteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM: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/2516-1-0x00000000746A0000-0x00000000746D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2528	2516	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 2548 wrote to memory of 2516	2548	rundll32.exe	30
PID 2548 wrote to memory of 2516	2548	rundll32.exe	30
PID 2548 wrote to memory of 2516	2548	rundll32.exe	30
PID 2548 wrote to memory of 2516	2548	rundll32.exe	30
PID 2548 wrote to memory of 2516	2548	rundll32.exe	30
PID 2548 wrote to memory of 2516	2548	rundll32.exe	30
PID 2548 wrote to memory of 2516	2548	rundll32.exe	30
PID 2516 wrote to memory of 2528	2516	rundll32.exe	32
PID 2516 wrote to memory of 2528	2516	rundll32.exe	32
PID 2516 wrote to memory of 2528	2516	rundll32.exe	32
PID 2516 wrote to memory of 2528	2516	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac58c1c4b61c9bcea2b9da2715e8df08458402ab6f88e1ea05c313433c30db02.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac58c1c4b61c9bcea2b9da2715e8df08458402ab6f88e1ea05c313433c30db02.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 300
    3⤵
    - Program crash
    PID:2528

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/2516-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2516-1-0x00000000746A0000-0x00000000746D0000-memory.dmp

Filesize
192KB

Download
memory/2516-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download