dridex | 57e7ab3efaf560dc7f19db0776efc23f571df87d2b8f0db9bc234aa4ad5a93f2

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 18:05

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General

Target

JaffaCakes118_57e7ab3efaf560dc7f19db0776efc23f571df87d2b8f0db9bc234aa4ad5a93f2.dll
Size

184KB
MD5

4b0d5445c2d0808835c27affe4683103
SHA1

b344978e2485b4fdc38bb6880c4ec942a698f3b7
SHA256

57e7ab3efaf560dc7f19db0776efc23f571df87d2b8f0db9bc234aa4ad5a93f2
SHA512

eecffcaa6f7ff8a89cd5a0619ddee619f5710af80423c0e7f3fa7509798376e980316886ef554f30f761cf311c57604881f4b8260639e9c8aac1a521bc484566
SSDEEP

3072:DiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoXlzoxss7:DiLVCIT4WK2z1W+CUHZj4Skq/eaoloC

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
behavioral1/memory/2616-1-0x00000000750D0000-0x00000000750FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	2616	WerFault.exe	31

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 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2616 wrote to memory of 2256	2616	rundll32.exe	32
PID 2616 wrote to memory of 2256	2616	rundll32.exe	32
PID 2616 wrote to memory of 2256	2616	rundll32.exe	32
PID 2616 wrote to memory of 2256	2616	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57e7ab3efaf560dc7f19db0776efc23f571df87d2b8f0db9bc234aa4ad5a93f2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57e7ab3efaf560dc7f19db0776efc23f571df87d2b8f0db9bc234aa4ad5a93f2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 220
    3⤵
    - Program crash
    PID:2256

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/2616-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2616-1-0x00000000750D0000-0x00000000750FF000-memory.dmp

Filesize
188KB

Download
memory/2616-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download