4d37b9de39cae58f478fc4ed248cd79ba715fecb735757b280d30b822de1faf3

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 16:37

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General

Target

2024-08-29_f01ed3a3de6f13eab0e063888dc3a7c1_cryptolocker.exe
Size

48KB
MD5

f01ed3a3de6f13eab0e063888dc3a7c1
SHA1

202643f7895aa3c8c553baf0bb864973b868a517
SHA256

4d37b9de39cae58f478fc4ed248cd79ba715fecb735757b280d30b822de1faf3
SHA512

cc8d571aa30a8c3c5fb4c0f232be8c78f05115818516055fce131523604e8413689417abad2a2de64bd2375743fa6b881e037db660af3421a5c56b4bf248ef43
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPcF:P6QFElP6k+MRQMOtEvwDpjBQpVXl

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2760	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2976	2024-08-29_f01ed3a3de6f13eab0e063888dc3a7c1_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	2024-08-29_f01ed3a3de6f13eab0e063888dc3a7c1_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 2760	2976	2024-08-29_f01ed3a3de6f13eab0e063888dc3a7c1_cryptolocker.exe	30
PID 2976 wrote to memory of 2760	2976	2024-08-29_f01ed3a3de6f13eab0e063888dc3a7c1_cryptolocker.exe	30
PID 2976 wrote to memory of 2760	2976	2024-08-29_f01ed3a3de6f13eab0e063888dc3a7c1_cryptolocker.exe	30
PID 2976 wrote to memory of 2760	2976	2024-08-29_f01ed3a3de6f13eab0e063888dc3a7c1_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-08-29_f01ed3a3de6f13eab0e063888dc3a7c1_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-29_f01ed3a3de6f13eab0e063888dc3a7c1_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2976
- 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:2760

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

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

Filesize
48KB

MD5
91d57f9e125b3578311cb94b9848e698

SHA1
8df7dd9b58f6491de205823e85ece8b787cb02bf

SHA256
93ccb62bed93348b0f747867c74595c9319658b0aaa76b7be3cba744299e14f0

SHA512
1abb3062e1753e59c3b1eb8d670ec18d35dfb77812cc706e7cc1d388818dae8f3d5b669fc8d6cae51e33abf48c576cf308684c869c06be745f3e820d84694e20

Download Submit
memory/2760-16-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2760-25-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2760-18-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

Download
memory/2760-26-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2976-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2976-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2976-3-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2976-2-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2976-15-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download