dridex | f72abd3f872430313020c3ec02b2c96c3281146efb4b7b59dcbbd8631476c736

Analysis

max time kernel
92s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 20:45

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General

Target

JaffaCakes118_f72abd3f872430313020c3ec02b2c96c3281146efb4b7b59dcbbd8631476c736.dll
Size

184KB
MD5

cf327298e6e17a3bae7f5c2c55fed9c2
SHA1

6b0262ffc26206a2060f7b74833429f71253632f
SHA256

f72abd3f872430313020c3ec02b2c96c3281146efb4b7b59dcbbd8631476c736
SHA512

5b433d1a6c8c255e90f50f7e55c2521b574f364a8f14fd2b0fe05e47fb2ab1811bff8bf64f64516a3983516ef5137dd82c1de7cf1af8c3f54dfe601d07f42733
SSDEEP

3072:3iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao9lzoxss7:3iLVCIT4WK2z1W+CUHZj4Skq/eaoToC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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
behavioral2/memory/4956-0-0x0000000075810000-0x000000007583F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3052	4956	WerFault.exe	81

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 1656 wrote to memory of 4956	1656	rundll32.exe	81
PID 1656 wrote to memory of 4956	1656	rundll32.exe	81
PID 1656 wrote to memory of 4956	1656	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f72abd3f872430313020c3ec02b2c96c3281146efb4b7b59dcbbd8631476c736.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f72abd3f872430313020c3ec02b2c96c3281146efb4b7b59dcbbd8631476c736.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4956 -s 616
    3⤵
    - Program crash
    PID:3052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4956 -ip 4956
1⤵
PID:868

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/4956-0-0x0000000075810000-0x000000007583F000-memory.dmp

Filesize
188KB

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memory/4956-2-0x0000000001100000-0x0000000001106000-memory.dmp

Filesize
24KB

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