def89fca09acd991badc7a1aa2496d207dad7ac86ed56ee73ff3ade241e550c8

Analysis

max time kernel
132s
max time network
140s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-10-2024 07:25

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General

Target

2024-10-05_982be96edfc8fb874e88d5d43cf26caa_cryptolocker.exe
Size

43KB
MD5

982be96edfc8fb874e88d5d43cf26caa
SHA1

12f3e262e1bbf265c564bae83a8c7890157031b9
SHA256

def89fca09acd991badc7a1aa2496d207dad7ac86ed56ee73ff3ade241e550c8
SHA512

9f86d129b409d6933d7652985117d9ac5dfe2ab8fabba238a77f633a06d294bd46fa840355cfcf38d44877605dbca4bb8cd313fb936fca75e02bd8e52a1b38d9
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaac4HK/wSvuQTCyD/95R:X6QFElP6n+gJQMOtEvwDpjBsYK/fbDF/

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3024	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1900	2024-10-05_982be96edfc8fb874e88d5d43cf26caa_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	2024-10-05_982be96edfc8fb874e88d5d43cf26caa_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 1900 wrote to memory of 3024	1900	2024-10-05_982be96edfc8fb874e88d5d43cf26caa_cryptolocker.exe	30
PID 1900 wrote to memory of 3024	1900	2024-10-05_982be96edfc8fb874e88d5d43cf26caa_cryptolocker.exe	30
PID 1900 wrote to memory of 3024	1900	2024-10-05_982be96edfc8fb874e88d5d43cf26caa_cryptolocker.exe	30
PID 1900 wrote to memory of 3024	1900	2024-10-05_982be96edfc8fb874e88d5d43cf26caa_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-05_982be96edfc8fb874e88d5d43cf26caa_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-05_982be96edfc8fb874e88d5d43cf26caa_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1900
- 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:3024

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
43KB

MD5
ed189b1c1232916bcd0fd34b63ee9e1f

SHA1
1789395b1baab57afc243faf42d5b18ec4ccf8ba

SHA256
3578ca004c0c453b0c675b917d63de557efad35bee86f078f76131b62957ecb1

SHA512
775b35ccf45081f16229ff41e6b57140f005c0bf57420eebf316ffe0f5efcecefae8222785e8f9d744f6d21b922811144dd8cf0dfc5f2fa9e76c736b713a94e2

Download Submit
memory/1900-7-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1900-1-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/1900-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/3024-16-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/3024-15-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download