dridex | b8fc046ad6db6669dbcb63d97a98bee7c1654b50ad2fffe46f9ded9dc731bbee

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 06:30

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General

Target

JaffaCakes118_b8fc046ad6db6669dbcb63d97a98bee7c1654b50ad2fffe46f9ded9dc731bbee.dll
Size

161KB
MD5

2765a10b81ef926185b8e9e17bb489c6
SHA1

1e637ff528c1465c7510b5595ead60f021fbbef5
SHA256

b8fc046ad6db6669dbcb63d97a98bee7c1654b50ad2fffe46f9ded9dc731bbee
SHA512

b73753d4c5e57ac16eb30aa4070614a393b86189afe58f813bc67f87ef10a551a32be059390f84f490ff49a2a4f5c097eaeee47f86677549674bb76f51558fbe
SSDEEP

3072:Y54Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:5DBdOlG0nyg1DvwxgZ/v

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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/1604-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2872	1604	WerFault.exe	30

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 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1604 wrote to memory of 2872	1604	rundll32.exe	31
PID 1604 wrote to memory of 2872	1604	rundll32.exe	31
PID 1604 wrote to memory of 2872	1604	rundll32.exe	31
PID 1604 wrote to memory of 2872	1604	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b8fc046ad6db6669dbcb63d97a98bee7c1654b50ad2fffe46f9ded9dc731bbee.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b8fc046ad6db6669dbcb63d97a98bee7c1654b50ad2fffe46f9ded9dc731bbee.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1604 -s 256
    3⤵
    - Program crash
    PID:2872

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/1604-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1604-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1604-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download