dridex | 7b82fe49e4ac3c4fea9a13cb02c4c4c37b404b937b64582c9d791779ceac0907

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 06:11

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General

Target

JaffaCakes118_7b82fe49e4ac3c4fea9a13cb02c4c4c37b404b937b64582c9d791779ceac0907.dll
Size

184KB
MD5

64220b8deae8ab2940c1447e09d92f27
SHA1

4b9cf02c96d9b3c704d15b16de1b40b3daab221c
SHA256

7b82fe49e4ac3c4fea9a13cb02c4c4c37b404b937b64582c9d791779ceac0907
SHA512

d3421cace52a2be6f012bb001f4af3a4179ca7132bf8b7b265ab84b63d08f4778821efcce0198037e617a6a8b9725785816c7fad6e029e0d8ccb9efe327534e3
SSDEEP

3072:DiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoPlzoxss7:DiLVCIT4WK2z1W+CUHZj4Skq/eaoNoC

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/576-1-0x00000000752B0000-0x00000000752DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2504	576	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 2872 wrote to memory of 576	2872	rundll32.exe	31
PID 2872 wrote to memory of 576	2872	rundll32.exe	31
PID 2872 wrote to memory of 576	2872	rundll32.exe	31
PID 2872 wrote to memory of 576	2872	rundll32.exe	31
PID 2872 wrote to memory of 576	2872	rundll32.exe	31
PID 2872 wrote to memory of 576	2872	rundll32.exe	31
PID 2872 wrote to memory of 576	2872	rundll32.exe	31
PID 576 wrote to memory of 2504	576	rundll32.exe	32
PID 576 wrote to memory of 2504	576	rundll32.exe	32
PID 576 wrote to memory of 2504	576	rundll32.exe	32
PID 576 wrote to memory of 2504	576	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b82fe49e4ac3c4fea9a13cb02c4c4c37b404b937b64582c9d791779ceac0907.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b82fe49e4ac3c4fea9a13cb02c4c4c37b404b937b64582c9d791779ceac0907.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:576
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 576 -s 220
    3⤵
    - Program crash
    PID:2504

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/576-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/576-1-0x00000000752B0000-0x00000000752DF000-memory.dmp

Filesize
188KB

Download
memory/576-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download