dridex | 74a47ad2b15f6e978912c40a739df71b491ec15c2b058fe3ff3ed9be2a0f484b

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:36

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General

Target

JaffaCakes118_74a47ad2b15f6e978912c40a739df71b491ec15c2b058fe3ff3ed9be2a0f484b.dll
Size

188KB
MD5

c4c20780c3c4b4033af1530827ddfd74
SHA1

998f673321f723798c299a3670ab30b4c27539f3
SHA256

74a47ad2b15f6e978912c40a739df71b491ec15c2b058fe3ff3ed9be2a0f484b
SHA512

87c7065c4cc6a75581c56fde5c12415b41d72c55eabef8ba3247a7621edace8760ce1792e9f62059a110ab82da5530e64404d30468ee67e3fb5016c376114752
SSDEEP

3072:zteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz09qM:7q7fYIHBZkTB6DWruUCOwjt

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/2420-1-0x0000000074980000-0x00000000749B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1708	2420	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 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2420 wrote to memory of 1708	2420	rundll32.exe	31
PID 2420 wrote to memory of 1708	2420	rundll32.exe	31
PID 2420 wrote to memory of 1708	2420	rundll32.exe	31
PID 2420 wrote to memory of 1708	2420	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74a47ad2b15f6e978912c40a739df71b491ec15c2b058fe3ff3ed9be2a0f484b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74a47ad2b15f6e978912c40a739df71b491ec15c2b058fe3ff3ed9be2a0f484b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 300
    3⤵
    - Program crash
    PID:1708

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/2420-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2420-1-0x0000000074980000-0x00000000749B0000-memory.dmp

Filesize
192KB

Download
memory/2420-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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