dridex | 0ef3eb5830cecdc8fac9cb12f4ec8f9d5360dfaba09c2ba4e5b0b7348916295f

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:14

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General

Target

JaffaCakes118_0ef3eb5830cecdc8fac9cb12f4ec8f9d5360dfaba09c2ba4e5b0b7348916295f.dll
Size

188KB
MD5

b184af4c53c64a7b73ecb3e36362f2bc
SHA1

c4df882c05ab4452466e2db0f3b6e45adca69f6b
SHA256

0ef3eb5830cecdc8fac9cb12f4ec8f9d5360dfaba09c2ba4e5b0b7348916295f
SHA512

12c60d18e895e76f3e064db9f0823361eb6e18f1c3c2170ef171dda43667042139513f6d73f7a53f6400ae44ab44883cfb0c340997fef856cc38337ca6d3f2f0
SSDEEP

3072:rteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzK9qM:jq7fYIHBZkTB6DWruUCOwjt

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/2312-0-0x0000000074790000-0x00000000747C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2312	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 1508 wrote to memory of 2312	1508	rundll32.exe	30
PID 1508 wrote to memory of 2312	1508	rundll32.exe	30
PID 1508 wrote to memory of 2312	1508	rundll32.exe	30
PID 1508 wrote to memory of 2312	1508	rundll32.exe	30
PID 1508 wrote to memory of 2312	1508	rundll32.exe	30
PID 1508 wrote to memory of 2312	1508	rundll32.exe	30
PID 1508 wrote to memory of 2312	1508	rundll32.exe	30
PID 2312 wrote to memory of 2796	2312	rundll32.exe	31
PID 2312 wrote to memory of 2796	2312	rundll32.exe	31
PID 2312 wrote to memory of 2796	2312	rundll32.exe	31
PID 2312 wrote to memory of 2796	2312	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ef3eb5830cecdc8fac9cb12f4ec8f9d5360dfaba09c2ba4e5b0b7348916295f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1508
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ef3eb5830cecdc8fac9cb12f4ec8f9d5360dfaba09c2ba4e5b0b7348916295f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 300
    3⤵
    - Program crash
    PID:2796

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/2312-0-0x0000000074790000-0x00000000747C0000-memory.dmp

Filesize
192KB

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memory/2312-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

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