dridex | 8621b22bf7fe6ca837eb72ee957b327a1855fc5732a4cc6d205b89165782c049

Analysis

max time kernel
91s
max time network
142s
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, 03:35

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General

Target

JaffaCakes118_8621b22bf7fe6ca837eb72ee957b327a1855fc5732a4cc6d205b89165782c049.dll
Size

184KB
MD5

050ac02daf513216cef963f63da71351
SHA1

5fc0df47b71c9d97a1373b2bb0a569303d232ce5
SHA256

8621b22bf7fe6ca837eb72ee957b327a1855fc5732a4cc6d205b89165782c049
SHA512

416a79418ec19f0af50d399f0668488a1d871740ffd4e88f7984dd9883961fafc1da93c5916e34ed2f72366e43468d4f1c3a049bbcee73fa1ce9ca0fcbdaee48
SSDEEP

3072:JiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoalzoxss7:JiLVCIT4WK2z1W+CUHZj4Skq/eaowoC

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/4088-1-0x0000000075730000-0x000000007575F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3724	4088	WerFault.exe	85

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 2328 wrote to memory of 4088	2328	rundll32.exe	85
PID 2328 wrote to memory of 4088	2328	rundll32.exe	85
PID 2328 wrote to memory of 4088	2328	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8621b22bf7fe6ca837eb72ee957b327a1855fc5732a4cc6d205b89165782c049.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8621b22bf7fe6ca837eb72ee957b327a1855fc5732a4cc6d205b89165782c049.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4088 -s 620
    3⤵
    - Program crash
    PID:3724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4088 -ip 4088
1⤵
PID:5080

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

Replay Monitor

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Downloads

memory/4088-0-0x0000000000510000-0x0000000000516000-memory.dmp

Filesize
24KB

Download
memory/4088-1-0x0000000075730000-0x000000007575F000-memory.dmp

Filesize
188KB

Download
memory/4088-3-0x0000000000510000-0x0000000000516000-memory.dmp

Filesize
24KB

Download