a77911d9a6ea16bb03f3d11b7eb4231e6b79d66a271a279d6c1f0a2687ac131f

Analysis

max time kernel
149s
max time network
154s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 03:38

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General

Target

2024-11-20_d9b772e706b45db74cc8acb3c3aa07e4_cryptolocker.exe
Size

48KB
MD5

d9b772e706b45db74cc8acb3c3aa07e4
SHA1

2a27ed1c361bd7bae1a46f0720e3c3dd1b75927f
SHA256

a77911d9a6ea16bb03f3d11b7eb4231e6b79d66a271a279d6c1f0a2687ac131f
SHA512

68241427d5d9acabc9caea9e0f377e4f4faacd62c704c0244ca8fe3b84f20fae86eaa48460de85b442919514f5442bb9caa8d23d35adb429ee772275584ac155
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPlFJ:P6QFElP6k+MRQMOtEvwDpjBQpVX8D

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2568	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2220	2024-11-20_d9b772e706b45db74cc8acb3c3aa07e4_cryptolocker.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	asih.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-20_d9b772e706b45db74cc8acb3c3aa07e4_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2568	2220	2024-11-20_d9b772e706b45db74cc8acb3c3aa07e4_cryptolocker.exe	29
PID 2220 wrote to memory of 2568	2220	2024-11-20_d9b772e706b45db74cc8acb3c3aa07e4_cryptolocker.exe	29
PID 2220 wrote to memory of 2568	2220	2024-11-20_d9b772e706b45db74cc8acb3c3aa07e4_cryptolocker.exe	29
PID 2220 wrote to memory of 2568	2220	2024-11-20_d9b772e706b45db74cc8acb3c3aa07e4_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-11-20_d9b772e706b45db74cc8acb3c3aa07e4_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_d9b772e706b45db74cc8acb3c3aa07e4_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
49KB

MD5
17705a6ec33656d217552178d294612d

SHA1
ee69ce94988126f20ce9e9119561b75e94d1a0fa

SHA256
92611f11ca967079016a9f73ca5f237cfb0bbc8a4a628d851899dc617004f94e

SHA512
717426673254083c50bfafe317b48bd05ac01487bdb378fcbbc567e6e305b670e39dcaa9d37cf605c217d2d3a9d63c2f0defa4a4e11de323971a5e5db5356f91

Download Submit
memory/2220-16-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2220-14-0x0000000001FE0000-0x0000000001FEB000-memory.dmp

Filesize
44KB

Download
memory/2220-4-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2220-2-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2220-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2220-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2568-26-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2568-19-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2568-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2568-27-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download