dridex | 87099b922d5856efb533b3453090da017084087b3d4e33cfe8211a55e3297c18

Analysis

max time kernel
94s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 18:48

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General

Target

JaffaCakes118_87099b922d5856efb533b3453090da017084087b3d4e33cfe8211a55e3297c18.dll
Size

184KB
MD5

ae6a747e7aeee24d4a447bf6f79ad972
SHA1

1c07a1e9c28dc446dfe476001d65bba089ac3761
SHA256

87099b922d5856efb533b3453090da017084087b3d4e33cfe8211a55e3297c18
SHA512

47b2f64b591977d6e4f978b74c0b132d25293061bdfb9e4135f355b6780b242434d5e34c3183d61f12d241d039019b527687fd8668836c9dea2ad97f74cce8b7
SSDEEP

3072:MiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaovlzoxss7:MiLVCIT4WK2z1W+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/1532-1-0x00000000757B0000-0x00000000757DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4204	1532	WerFault.exe	82

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 2988 wrote to memory of 1532	2988	rundll32.exe	82
PID 2988 wrote to memory of 1532	2988	rundll32.exe	82
PID 2988 wrote to memory of 1532	2988	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87099b922d5856efb533b3453090da017084087b3d4e33cfe8211a55e3297c18.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87099b922d5856efb533b3453090da017084087b3d4e33cfe8211a55e3297c18.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 616
    3⤵
    - Program crash
    PID:4204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 1532 -ip 1532
1⤵
PID:3840

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/1532-0-0x0000000000D20000-0x0000000000D26000-memory.dmp

Filesize
24KB

Download
memory/1532-1-0x00000000757B0000-0x00000000757DF000-memory.dmp

Filesize
188KB

Download
memory/1532-3-0x0000000000D20000-0x0000000000D26000-memory.dmp

Filesize
24KB

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