dridex | c9cbf7abbf7a0b890ee0138c81747df8d5a5527d9a93f3452a518cfc8737a5f3

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
25-12-2024 21:44

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General

Target

JaffaCakes118_c9cbf7abbf7a0b890ee0138c81747df8d5a5527d9a93f3452a518cfc8737a5f3.dll
Size

184KB
MD5

2f07b137047b1b7d0e274c33b05ec90d
SHA1

7277433691a3de9cfd7e1776b808b0d9d283a6b7
SHA256

c9cbf7abbf7a0b890ee0138c81747df8d5a5527d9a93f3452a518cfc8737a5f3
SHA512

37582badb6c8118a915dc5af1103f727816634251ffff1093840f0f3c27152d71c611f32d1e2cf1d0476efcc0655c027efeaa7a5d2ae2197b97c4a6697520bd9
SSDEEP

3072:siLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoHlzoxss7:siLVCIT4WK2z1W+CUHZj4Skq/eao1oC

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/1548-1-0x0000000075110000-0x000000007513F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2040	1548	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 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 1548 wrote to memory of 2040	1548	rundll32.exe	32
PID 1548 wrote to memory of 2040	1548	rundll32.exe	32
PID 1548 wrote to memory of 2040	1548	rundll32.exe	32
PID 1548 wrote to memory of 2040	1548	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9cbf7abbf7a0b890ee0138c81747df8d5a5527d9a93f3452a518cfc8737a5f3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9cbf7abbf7a0b890ee0138c81747df8d5a5527d9a93f3452a518cfc8737a5f3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 220
    3⤵
    - Program crash
    PID:2040

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/1548-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1548-1-0x0000000075110000-0x000000007513F000-memory.dmp

Filesize
188KB

Download
memory/1548-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download