8da271c2e8b8413f878acff365cb4fe2bfb0e34de3261e209510f72ac2956702

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 04:31

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General

Target

2024-09-19_9f07d7132ce5f0039cd0bbba5a6313ee_cryptolocker.exe
Size

42KB
MD5

9f07d7132ce5f0039cd0bbba5a6313ee
SHA1

3b3b8b194fe6e54dab75978b9be91ca9a79e26b3
SHA256

8da271c2e8b8413f878acff365cb4fe2bfb0e34de3261e209510f72ac2956702
SHA512

fbb907677dc9e3ec3a9d42f7bf722654b16b657c60c9654d4717ad2a82a5c97e4f553d1e28e29f1391274ebf6898266263826f93f39bf7b60a920b0a802aa621
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLeJAsKuDb7xp5:ZzFbxmLPWQMOtEvwDpjLeJAsKcb7/5

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1684	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1676	2024-09-19_9f07d7132ce5f0039cd0bbba5a6313ee_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	misid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-19_9f07d7132ce5f0039cd0bbba5a6313ee_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 1684	1676	2024-09-19_9f07d7132ce5f0039cd0bbba5a6313ee_cryptolocker.exe	30
PID 1676 wrote to memory of 1684	1676	2024-09-19_9f07d7132ce5f0039cd0bbba5a6313ee_cryptolocker.exe	30
PID 1676 wrote to memory of 1684	1676	2024-09-19_9f07d7132ce5f0039cd0bbba5a6313ee_cryptolocker.exe	30
PID 1676 wrote to memory of 1684	1676	2024-09-19_9f07d7132ce5f0039cd0bbba5a6313ee_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-19_9f07d7132ce5f0039cd0bbba5a6313ee_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_9f07d7132ce5f0039cd0bbba5a6313ee_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1684

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\misid.exe

Filesize
42KB

MD5
0863068c9cf03453028dd78f47fa9933

SHA1
44f3ac63d3515c1819614ce32630726a432ec260

SHA256
ec93ba35a398c116bdb4fb47fd13cfe8b90ef2d15d82d821f303f83b44e71bfd

SHA512
9b7b30300ac3c57c654d0380c620b1243b02c4664089818ccb5bf95de42bb1f9313078ac178b9555ad88d88c6be9d434a1e3b217b5db9b220e9d94427b156764

Download Submit
memory/1676-0-0x00000000001C0000-0x00000000001C3000-memory.dmp

Filesize
12KB

Download
memory/1676-1-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1676-9-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1676-2-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1684-15-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/1684-18-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/1684-17-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download