dridex | a93f135c18301d5e8695a60d17868fc14e110fb684b07020e85e1331d9c9cbc3

Analysis

max time kernel
95s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2024, 13:38

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General

Target

JaffaCakes118_a93f135c18301d5e8695a60d17868fc14e110fb684b07020e85e1331d9c9cbc3.dll
Size

184KB
MD5

ab4731bdb4bcb3d19b3edbf71b4402bf
SHA1

ede5387e609be2b15495508059ce024b50fe2274
SHA256

a93f135c18301d5e8695a60d17868fc14e110fb684b07020e85e1331d9c9cbc3
SHA512

c79de036b2d942c326d2a1b4b7ec7da06129d4c09a1af44feaaa52ebb580d2a05181bcc196129cf50f0fe1c341b4b8f56032e316f92d84fa1d594ef0bd023e75
SSDEEP

3072:yiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoelzoxss7:yiLVCIT4WK2z1W+CUHZj4Skq/eao8oC

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/4668-1-0x00000000757B0000-0x00000000757DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1364	4668	WerFault.exe	83

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 2012 wrote to memory of 4668	2012	rundll32.exe	83
PID 2012 wrote to memory of 4668	2012	rundll32.exe	83
PID 2012 wrote to memory of 4668	2012	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a93f135c18301d5e8695a60d17868fc14e110fb684b07020e85e1331d9c9cbc3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a93f135c18301d5e8695a60d17868fc14e110fb684b07020e85e1331d9c9cbc3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 624
    3⤵
    - Program crash
    PID:1364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4668 -ip 4668
1⤵
PID:3800

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/4668-0-0x00000000006F0000-0x00000000006F6000-memory.dmp

Filesize
24KB

Download
memory/4668-1-0x00000000757B0000-0x00000000757DF000-memory.dmp

Filesize
188KB

Download
memory/4668-3-0x00000000006F0000-0x00000000006F6000-memory.dmp

Filesize
24KB

Download