dridex | ae5338576143f7cd935b411a1fc547b30c82c18c6251ca31d12b75f9a76d1fef

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 17:26

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General

Target

JaffaCakes118_ae5338576143f7cd935b411a1fc547b30c82c18c6251ca31d12b75f9a76d1fef.dll
Size

188KB
MD5

9b6b2368d3250105e4f53022cfe8e86b
SHA1

991f3130e2f0e365b18d83e4bbf80044bba12773
SHA256

ae5338576143f7cd935b411a1fc547b30c82c18c6251ca31d12b75f9a76d1fef
SHA512

d6f371175d1425770b494c2dd02cd9eebc6ade39a1765862f16bf6a4b8b039b0e1af9b164df35a2034ddfe8586a94e150efd066fd4cd5cf5694997476a2f310d
SSDEEP

3072:steMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzr9qM:Qq7fYIHBZkTB6DWruUCOwjt

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/2340-1-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2456	2340	WerFault.exe	28

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 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae5338576143f7cd935b411a1fc547b30c82c18c6251ca31d12b75f9a76d1fef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae5338576143f7cd935b411a1fc547b30c82c18c6251ca31d12b75f9a76d1fef.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 300
    3⤵
    - Program crash
    PID:2456

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/2340-0-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download
memory/2340-3-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download