f91a255f720871597202cc3cdd4704798495bfbac19d050cb2a77a77802276e4

Analysis

max time kernel
150s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2024, 19:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-10-14_1e513f37d500020c18bc1b1f29a5d4f3_cryptolocker.exe
Size

43KB
MD5

1e513f37d500020c18bc1b1f29a5d4f3
SHA1

6bc6aa45dec4ecdb4f612d7022d9f7b71c01e4a8
SHA256

f91a255f720871597202cc3cdd4704798495bfbac19d050cb2a77a77802276e4
SHA512

3c5aee74d1d7746b1d6e13e7eb1999d16161c8302f42536e15e354700d66a54c560bc0df32ca902e3e6fca9a3f4883824ce0a6f3fff4e2fe15751e1e71f35c39
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YTtkPg:bgGYcA/53GAA6y37ip

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	2024-10-14_1e513f37d500020c18bc1b1f29a5d4f3_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
1180	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	2024-10-14_1e513f37d500020c18bc1b1f29a5d4f3_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 760 wrote to memory of 1180	760	2024-10-14_1e513f37d500020c18bc1b1f29a5d4f3_cryptolocker.exe	83
PID 760 wrote to memory of 1180	760	2024-10-14_1e513f37d500020c18bc1b1f29a5d4f3_cryptolocker.exe	83
PID 760 wrote to memory of 1180	760	2024-10-14_1e513f37d500020c18bc1b1f29a5d4f3_cryptolocker.exe	83

C:\Users\Admin\AppData\Local\Temp\2024-10-14_1e513f37d500020c18bc1b1f29a5d4f3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-14_1e513f37d500020c18bc1b1f29a5d4f3_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:760
- 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:1180

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

Loading Replay Monitor...

Downloads

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

Filesize
44KB

MD5
169f3274f3053f0c3d2e89ed102993b3

SHA1
860233248382bc84c7049c8705bd393c044c4f8e

SHA256
3d97e71f2fce78219b450ac7fe1e4627ae8e13265770ae4637f3b89981986bb6

SHA512
fb764f0902eaa4a4522844085d360f3e4c43c293ef935a40a4f577471113b21bc1d0fac21b19e058cbdc8bcdf21c343479fce2c1b78a3c132fb73dd79e05c7cd

Download Submit
memory/760-0-0x0000000002350000-0x0000000002356000-memory.dmp

Filesize
24KB

Download
memory/760-1-0x0000000002350000-0x0000000002356000-memory.dmp

Filesize
24KB

Download
memory/760-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/1180-17-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1180-18-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download