f351168457a3826625392978a2009cf84921aa5e84fe03c1ccde2d02a0dddb05

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2024, 04:30

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General

Target

2024-10-03_62ff899c8f03a6a31fce619fe3f8d3a2_cryptolocker.exe
Size

40KB
MD5

62ff899c8f03a6a31fce619fe3f8d3a2
SHA1

ae6ad7edf3a1b72662d5f9367bdbede8b3ff36e8
SHA256

f351168457a3826625392978a2009cf84921aa5e84fe03c1ccde2d02a0dddb05
SHA512

eec1d4e26931e22cf85591d0c4e1b0177e56c51f6173830af244979ed8f66d8b477b2483f9b8024c21d1bbe0ee3edff4af2084f2fdf71e62362bb8e6a8e15f2c
SSDEEP

384:bgX4uGLLQRcsdeQ7/nQu63Ag7YmecFanrlwfjDUkKDfWf6XT+0vJsg5b5U3O2PrO:bgX4zYcgTEu6QOaryfjqDlC6JFbK37Yn

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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	2024-10-03_62ff899c8f03a6a31fce619fe3f8d3a2_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2304	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	hasfj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-03_62ff899c8f03a6a31fce619fe3f8d3a2_cryptolocker.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3820 wrote to memory of 2304	3820	2024-10-03_62ff899c8f03a6a31fce619fe3f8d3a2_cryptolocker.exe	82
PID 3820 wrote to memory of 2304	3820	2024-10-03_62ff899c8f03a6a31fce619fe3f8d3a2_cryptolocker.exe	82
PID 3820 wrote to memory of 2304	3820	2024-10-03_62ff899c8f03a6a31fce619fe3f8d3a2_cryptolocker.exe	82

C:\Users\Admin\AppData\Local\Temp\2024-10-03_62ff899c8f03a6a31fce619fe3f8d3a2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-03_62ff899c8f03a6a31fce619fe3f8d3a2_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3820
- 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:2304

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

Replay Monitor

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Downloads

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

Filesize
41KB

MD5
aaf1dd8925fee75b6746f64192d745fd

SHA1
7abcd0aab6d2fd7ecc864059c6e8042759ed55a2

SHA256
3f29038304bad0fcbc5a21cd7ab57a5ef1d5e4acc310cadb16f16fc4965f0a0a

SHA512
ff8743e3daee2ee8c838e800245030bcc756951dffc0c5edafeb34f9f8d6bcb97e52bc3fd66bbaf07dac0d7a37c4a454ea5ea4a10d3868151dd0749126cab486

Download Submit
memory/2304-23-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download
memory/2304-17-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/3820-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/3820-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/3820-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download