bd8bf93d69532f6875045f7094852256195dbdc5aa98da5e5b3bec206f30071a

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 22:26

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General

Target

2024-09-09_bbd6744cd9a5bbba69cdc4deb79f8335_cryptolocker.exe
Size

48KB
MD5

bbd6744cd9a5bbba69cdc4deb79f8335
SHA1

3763bcbce9a306b144a8c55d7e36661a98664d7d
SHA256

bd8bf93d69532f6875045f7094852256195dbdc5aa98da5e5b3bec206f30071a
SHA512

8a92dded2d2a38789b90a5a1f7592e2a6362ca9689b069a0cd79ab2db49a1808292b65ce2aba7ae017d40aa5dae49e9dfcb913f1ab8a0a752045a05dd7ef1d8b
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPlAC:P6QFElP6k+MRQMOtEvwDpjBQpVX8AC

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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	2024-09-09_bbd6744cd9a5bbba69cdc4deb79f8335_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4628	asih.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	2024-09-09_bbd6744cd9a5bbba69cdc4deb79f8335_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 4628	1288	2024-09-09_bbd6744cd9a5bbba69cdc4deb79f8335_cryptolocker.exe	84
PID 1288 wrote to memory of 4628	1288	2024-09-09_bbd6744cd9a5bbba69cdc4deb79f8335_cryptolocker.exe	84
PID 1288 wrote to memory of 4628	1288	2024-09-09_bbd6744cd9a5bbba69cdc4deb79f8335_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-09-09_bbd6744cd9a5bbba69cdc4deb79f8335_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-09_bbd6744cd9a5bbba69cdc4deb79f8335_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1288
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4628

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\asih.exe

Filesize
48KB

MD5
8b1c5ddc27a033b09422ad4d106fbe61

SHA1
3ccb96ac959457fbcb6360c8a98459931f995602

SHA256
aa8b4a8161e97162a75d336691dc48ff3e036f7e620cfd3e1197499f9aeae838

SHA512
e05d956b90bd4fa0937fba854723434ce325eb3b0f8e71e05881fd53d40d69a600cb6e53843325097584a040b53113a199e23e7254bb3a92f2b4b7e3a11d9cdd

Download Submit
memory/1288-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1288-1-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/1288-2-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/1288-3-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/1288-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/4628-19-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/4628-25-0x0000000001FD0000-0x0000000001FD6000-memory.dmp

Filesize
24KB

Download
memory/4628-26-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download