dridex | 68c278a3685e7d30156a2b8f9054627d2fae1bd75ecc4e1ad250bb39af833cd3

Analysis

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

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 05:30

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General

Target

50e079a6a862bdf426f939c0c30aaba9_JaffaCakes118.dll
Size

184KB
MD5

50e079a6a862bdf426f939c0c30aaba9
SHA1

ddfd41293d1f50a577a502eb9a9981204367b703
SHA256

68c278a3685e7d30156a2b8f9054627d2fae1bd75ecc4e1ad250bb39af833cd3
SHA512

aada85a29e4eedb144c153f501731ef20e3fd903842beaf0f5b530af7fd9099b86e96aff45d1073732f5ea6eeeac16d7dccf1a8d696e0cc6369b6f7ce3559d66
SSDEEP

3072:FzDerE1w54VTyVVv3ml4Y6zFyrf+5wd9rfdugJfzbgFRdS7P:FzDerE2YTyVVv3ClLrJT

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2588-1-0x0000000074ED0000-0x0000000074F00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	2588	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 2604 wrote to memory of 2588	2604	rundll32.exe	30
PID 2604 wrote to memory of 2588	2604	rundll32.exe	30
PID 2604 wrote to memory of 2588	2604	rundll32.exe	30
PID 2604 wrote to memory of 2588	2604	rundll32.exe	30
PID 2604 wrote to memory of 2588	2604	rundll32.exe	30
PID 2604 wrote to memory of 2588	2604	rundll32.exe	30
PID 2604 wrote to memory of 2588	2604	rundll32.exe	30
PID 2588 wrote to memory of 2092	2588	rundll32.exe	32
PID 2588 wrote to memory of 2092	2588	rundll32.exe	32
PID 2588 wrote to memory of 2092	2588	rundll32.exe	32
PID 2588 wrote to memory of 2092	2588	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\50e079a6a862bdf426f939c0c30aaba9_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\50e079a6a862bdf426f939c0c30aaba9_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2588 -s 220
    3⤵
    - Program crash
    PID:2092

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/2588-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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memory/2588-1-0x0000000074ED0000-0x0000000074F00000-memory.dmp

Filesize
192KB

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