dridex | f8ec71e7d156092f74fdc63b4db00f3cbc6ead8faa767dfda64f3e883470c1f6

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 03:32

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General

Target

JaffaCakes118_f8ec71e7d156092f74fdc63b4db00f3cbc6ead8faa767dfda64f3e883470c1f6.dll
Size

188KB
MD5

ab46cc1fcbbca7302c173cd3fa67cf57
SHA1

1ed272d463ecb3ec846801fc3344bc17a9f0efb2
SHA256

f8ec71e7d156092f74fdc63b4db00f3cbc6ead8faa767dfda64f3e883470c1f6
SHA512

3726ad9fd1315b3d1edfb2151b76e13a4e78be7a4b85a8fcf0aa0a7b5cb0ff226c7b22a6e0c6dc624ed97fff798f56ef14b36ee1e094d7abc601483bd5868db7
SSDEEP

3072:4teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzg9qM:8q7fYIHBZkTB6DWruUCOwjt

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/2456-1-0x0000000075040000-0x0000000075070000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2356	2456	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 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2456 wrote to memory of 2356	2456	rundll32.exe	32
PID 2456 wrote to memory of 2356	2456	rundll32.exe	32
PID 2456 wrote to memory of 2356	2456	rundll32.exe	32
PID 2456 wrote to memory of 2356	2456	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8ec71e7d156092f74fdc63b4db00f3cbc6ead8faa767dfda64f3e883470c1f6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8ec71e7d156092f74fdc63b4db00f3cbc6ead8faa767dfda64f3e883470c1f6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2456
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 300
    3⤵
    - Program crash
    PID:2356

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/2456-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2456-1-0x0000000075040000-0x0000000075070000-memory.dmp

Filesize
192KB

Download
memory/2456-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download