7237036abf84ade6cf0685d0432c585904346f2befe6e5ee211c1365bc3c001e

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/11/2024, 06:53

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General

Target

2024-11-21_978e57cc7ccf0f89f5ad2991b9326531_cryptolocker.exe
Size

46KB
MD5

978e57cc7ccf0f89f5ad2991b9326531
SHA1

e5e369406bdbb37502c6826af8c06315671c1247
SHA256

7237036abf84ade6cf0685d0432c585904346f2befe6e5ee211c1365bc3c001e
SHA512

32c007a0978fd341ba228553a54a412021b136859e5e14dd7e8cc01c7fada596c650f46d0be1eeae61da052a51ee1609d19e693f54bb1dd3d895ea6148e65807
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUk30:bm74zYcgT/EkM0ryfjd30

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	2024-11-21_978e57cc7ccf0f89f5ad2991b9326531_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4348	hasfj.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	2024-11-21_978e57cc7ccf0f89f5ad2991b9326531_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 4348	1032	2024-11-21_978e57cc7ccf0f89f5ad2991b9326531_cryptolocker.exe	83
PID 1032 wrote to memory of 4348	1032	2024-11-21_978e57cc7ccf0f89f5ad2991b9326531_cryptolocker.exe	83
PID 1032 wrote to memory of 4348	1032	2024-11-21_978e57cc7ccf0f89f5ad2991b9326531_cryptolocker.exe	83

C:\Users\Admin\AppData\Local\Temp\2024-11-21_978e57cc7ccf0f89f5ad2991b9326531_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-21_978e57cc7ccf0f89f5ad2991b9326531_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1032
- 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:4348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
46KB

MD5
a987c5569e611a591c046bd75b4f9ec1

SHA1
32f35ac24c4fc07ae90519024ce21e999a6538c3

SHA256
88f39f99799347456d49a108fded826692e83fac19246209bc3e48b4c4913980

SHA512
c8ab5fe9dbd09c6fdd895b0842b9d63b062817e02d96a47b703ab36abbb7bba7211a2861970873e63b9c5a7cd88d256517c181fc0af74e3a6ba38e8b1809e352

Download Submit
memory/1032-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/1032-1-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1032-2-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1032-3-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/1032-17-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/4348-19-0x0000000002150000-0x0000000002156000-memory.dmp

Filesize
24KB

Download
memory/4348-25-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/4348-26-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download