1ed6360b94dcdd8477b3a9e34f8fafa3a928e091e1f38d3f7fa060bb16362955

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 00:57

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General

Target

2024-10-13_510761c8466ba202c63b996a6450496d_cryptolocker.exe
Size

43KB
MD5

510761c8466ba202c63b996a6450496d
SHA1

745afd259b800c40f60dbbb9ad9da7e9238c8bcf
SHA256

1ed6360b94dcdd8477b3a9e34f8fafa3a928e091e1f38d3f7fa060bb16362955
SHA512

b8918ab22b0197c1ddddd18103d08ad4e38e3b2c90cb6e5ef969fbd91fb2ae901e97fd3a26259d5955feb6adecd295f182bce6245275bfa1305c694d65661a52
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YlNq3:bgGYcA/53GAA6y37Qo3

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1652	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2136	2024-10-13_510761c8466ba202c63b996a6450496d_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	2024-10-13_510761c8466ba202c63b996a6450496d_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 1652	2136	2024-10-13_510761c8466ba202c63b996a6450496d_cryptolocker.exe	28
PID 2136 wrote to memory of 1652	2136	2024-10-13_510761c8466ba202c63b996a6450496d_cryptolocker.exe	28
PID 2136 wrote to memory of 1652	2136	2024-10-13_510761c8466ba202c63b996a6450496d_cryptolocker.exe	28
PID 2136 wrote to memory of 1652	2136	2024-10-13_510761c8466ba202c63b996a6450496d_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-10-13_510761c8466ba202c63b996a6450496d_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-13_510761c8466ba202c63b996a6450496d_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1652

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\hasfj.exe

Filesize
43KB

MD5
946c3a0d17a38dd264ddf96844128250

SHA1
3266404c8b273daa309b9e066e2e4b6b8ec17a9d

SHA256
6f7d53c5a1c373d3e408b9cd55538fa44af3b9d4022d46c2cb038bc05eff66cf

SHA512
3e17eae10304aab7bbc5c4fe780fde2c9c7416ec5ea1e5fe516512c83d442b7deae442be46ae92b26044b9693fa647e5ad420fdc61415a9a2c43215385fb3d99

Download Submit
memory/1652-15-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1652-22-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2136-0-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/2136-8-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/2136-1-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download