dridex | b3b4c2b1829c31f2234c1bc889cdd6b18f0d12713b848f856f22c8877c3269ac

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:10

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General

Target

JaffaCakes118_b3b4c2b1829c31f2234c1bc889cdd6b18f0d12713b848f856f22c8877c3269ac.dll
Size

188KB
MD5

62ea1511b57b47688a3a8d8f1720ea08
SHA1

bf19ef18b017b1682dced76b342f1ac1287e19ec
SHA256

b3b4c2b1829c31f2234c1bc889cdd6b18f0d12713b848f856f22c8877c3269ac
SHA512

14706dafbc157e01c0b4597aa157e53487b1588299088c6cd5f506d0b92accae278ae7ba9e27648333b86f41075da4fbf3c14cf4b7ffb5ced867b4733eeed1ef
SSDEEP

3072:VteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzj9qM:xq7fYIHBZkTB6DWruUCOwjt

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/2664-1-0x00000000752B0000-0x00000000752E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
108	2664	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 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 824 wrote to memory of 2664	824	rundll32.exe	31
PID 2664 wrote to memory of 108	2664	rundll32.exe	32
PID 2664 wrote to memory of 108	2664	rundll32.exe	32
PID 2664 wrote to memory of 108	2664	rundll32.exe	32
PID 2664 wrote to memory of 108	2664	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b3b4c2b1829c31f2234c1bc889cdd6b18f0d12713b848f856f22c8877c3269ac.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b3b4c2b1829c31f2234c1bc889cdd6b18f0d12713b848f856f22c8877c3269ac.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 300
    3⤵
    - Program crash
    PID:108

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/2664-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2664-1-0x00000000752B0000-0x00000000752E0000-memory.dmp

Filesize
192KB

Download
memory/2664-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download