dridex | 2ef086b54d1f3fac19c50c50e71297b872f814cc0e90e89a31704c7140246097

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 00:47

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General

Target

JaffaCakes118_2ef086b54d1f3fac19c50c50e71297b872f814cc0e90e89a31704c7140246097.dll
Size

188KB
MD5

603ee9918397a01929afa7a692e1655c
SHA1

e8af4bf2ea21d6261ed816d551a7375caecd11bf
SHA256

2ef086b54d1f3fac19c50c50e71297b872f814cc0e90e89a31704c7140246097
SHA512

83ccfb9014fca21780d9007d6487460a38b5e183ba7dd2a5ea089ced9c584ddb73c35ad96c594e7fde5c6d22085bb2fe6adbaa7a9d4505376edf861466a8fb20
SSDEEP

3072:AteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzT9qM:Uq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2236-0-0x0000000074D90000-0x0000000074DC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2172	2236	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 2116 wrote to memory of 2236	2116	rundll32.exe	31
PID 2116 wrote to memory of 2236	2116	rundll32.exe	31
PID 2116 wrote to memory of 2236	2116	rundll32.exe	31
PID 2116 wrote to memory of 2236	2116	rundll32.exe	31
PID 2116 wrote to memory of 2236	2116	rundll32.exe	31
PID 2116 wrote to memory of 2236	2116	rundll32.exe	31
PID 2116 wrote to memory of 2236	2116	rundll32.exe	31
PID 2236 wrote to memory of 2172	2236	rundll32.exe	32
PID 2236 wrote to memory of 2172	2236	rundll32.exe	32
PID 2236 wrote to memory of 2172	2236	rundll32.exe	32
PID 2236 wrote to memory of 2172	2236	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ef086b54d1f3fac19c50c50e71297b872f814cc0e90e89a31704c7140246097.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ef086b54d1f3fac19c50c50e71297b872f814cc0e90e89a31704c7140246097.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 300
    3⤵
    - Program crash
    PID:2172

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/2236-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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memory/2236-0-0x0000000074D90000-0x0000000074DC0000-memory.dmp

Filesize
192KB

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