8079d9ec275df446022ac55ffd0ed5f6dcd018e00d42573cdfd8a5ee720781ce

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2024, 03:24

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General

Target

2024-10-12_fd709d51f3c83854b3111a2583f1723f_cryptolocker.exe
Size

33KB
MD5

fd709d51f3c83854b3111a2583f1723f
SHA1

22e406a98dff71e1dc45224a6e06277c2832579b
SHA256

8079d9ec275df446022ac55ffd0ed5f6dcd018e00d42573cdfd8a5ee720781ce
SHA512

d09a5bd07db94e1baf46158c4aa914141dc0b5a5477afcb86cb4683e0e905288e441468c71830a26ebb57eb5e52bb8b5ca122975e7e6181792f8f71db80e3914
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGOFb:bG74zYcgT/Ekd0ryfjz

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	2024-10-12_fd709d51f3c83854b3111a2583f1723f_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2388	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	2024-10-12_fd709d51f3c83854b3111a2583f1723f_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 1148 wrote to memory of 2388	1148	2024-10-12_fd709d51f3c83854b3111a2583f1723f_cryptolocker.exe	85
PID 1148 wrote to memory of 2388	1148	2024-10-12_fd709d51f3c83854b3111a2583f1723f_cryptolocker.exe	85
PID 1148 wrote to memory of 2388	1148	2024-10-12_fd709d51f3c83854b3111a2583f1723f_cryptolocker.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-10-12_fd709d51f3c83854b3111a2583f1723f_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_fd709d51f3c83854b3111a2583f1723f_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1148
- 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:2388

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
33KB

MD5
494e9414d7f9c08c8fabfc1c97310cfc

SHA1
3d85bcf6191679e7f7dc673efa253ecabc28ce0f

SHA256
aea09dd5e36ef51de24a21cbcb335439fdb398db304b82ad2a70c6d0a47bf28a

SHA512
7dad3c2f5ef0624c5c775b43bccd8f6a5fd13e0c43973c742544a5bea8d399685c05012a8cff1fc76f11832fd16d27f619367b5204335c1822f361256bb6f732

Download Submit
memory/1148-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/1148-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/1148-2-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/1148-3-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/1148-17-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2388-25-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/2388-19-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/2388-26-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download