2e4955db3591143ab0bd1f0329193e0a1f780c7f92d20efdbdd8fef3bd199f82

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 02:24

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General

Target

2024-09-25_52bbca54a800fdfef9c4b8cf437c4a46_cryptolocker.exe
Size

30KB
MD5

52bbca54a800fdfef9c4b8cf437c4a46
SHA1

d9ac9fd9fb1a4a6afa0909844bfeb3ea7c62c47c
SHA256

2e4955db3591143ab0bd1f0329193e0a1f780c7f92d20efdbdd8fef3bd199f82
SHA512

829bceabc278d60176b20a9ff9c4888b820200a0535a02c5608d732b474d6ec74cbb2398a9324f87156dd3de8d0b75ac62c456ff5956d7cd99a992fbc9a5593e
SSDEEP

384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUgIunexyo:bA74zYcgT/Ekd0ryfjPIunFo

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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	2024-09-25_52bbca54a800fdfef9c4b8cf437c4a46_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4704	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	2024-09-25_52bbca54a800fdfef9c4b8cf437c4a46_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 3172 wrote to memory of 4704	3172	2024-09-25_52bbca54a800fdfef9c4b8cf437c4a46_cryptolocker.exe	82
PID 3172 wrote to memory of 4704	3172	2024-09-25_52bbca54a800fdfef9c4b8cf437c4a46_cryptolocker.exe	82
PID 3172 wrote to memory of 4704	3172	2024-09-25_52bbca54a800fdfef9c4b8cf437c4a46_cryptolocker.exe	82

C:\Users\Admin\AppData\Local\Temp\2024-09-25_52bbca54a800fdfef9c4b8cf437c4a46_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-25_52bbca54a800fdfef9c4b8cf437c4a46_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3172
- 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:4704

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
30KB

MD5
fc1cadadc89f82a8079cd36f50dc0a0e

SHA1
a86fe82395e7f56c2dc818d369f04746ca0b0217

SHA256
009de2733a73df1ad8b8b58849ed25a4fa7016ffe481ba9b9469739b11ef94c9

SHA512
c2c1edfdc9f5c28cd72fab1415bc0237af157dd142dc7426d4f2270f43fac243230a4bf94550eb89015e0e48a4af512f8083aa382819f655dec2052272629edf

Download Submit
memory/3172-0-0x0000000002350000-0x0000000002356000-memory.dmp

Filesize
24KB

Download
memory/3172-1-0x0000000002350000-0x0000000002356000-memory.dmp

Filesize
24KB

Download
memory/3172-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/4704-17-0x0000000003010000-0x0000000003016000-memory.dmp

Filesize
24KB

Download
memory/4704-23-0x0000000002210000-0x0000000002216000-memory.dmp

Filesize
24KB

Download