183daaba9c7100e398ec53c23127a59952fab76819dc214972acce5f4a4a3e88

Analysis

max time kernel
133s
max time network
140s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/10/2024, 19:35

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General

Target

2024-10-05_970db882d0484c1ec856f264908f513b_cryptolocker.exe
Size

47KB
MD5

970db882d0484c1ec856f264908f513b
SHA1

840af9487a855667a7da256716240ded606760c7
SHA256

183daaba9c7100e398ec53c23127a59952fab76819dc214972acce5f4a4a3e88
SHA512

431ba488b69f5b234b7c859913b4f48a4322b363dd5adf05f30fdcfd6ed9163614d55d439381f39881baa0f1a4e6711dddbc0a8647fcb583a07b054d2da4d69d
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLaHaMMm2X3dXm:V6QFElP6n+gMQMOtEvwDpjyaHaXrm

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1620	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1692	2024-10-05_970db882d0484c1ec856f264908f513b_cryptolocker.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	2024-10-05_970db882d0484c1ec856f264908f513b_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 1620	1692	2024-10-05_970db882d0484c1ec856f264908f513b_cryptolocker.exe	30
PID 1692 wrote to memory of 1620	1692	2024-10-05_970db882d0484c1ec856f264908f513b_cryptolocker.exe	30
PID 1692 wrote to memory of 1620	1692	2024-10-05_970db882d0484c1ec856f264908f513b_cryptolocker.exe	30
PID 1692 wrote to memory of 1620	1692	2024-10-05_970db882d0484c1ec856f264908f513b_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-05_970db882d0484c1ec856f264908f513b_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-05_970db882d0484c1ec856f264908f513b_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1692
- 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:1620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
47KB

MD5
9fadb451413cd31db24092f70364aa09

SHA1
fdd2a57e5ddb5260ea3c1bfd718f5bc1beb0c386

SHA256
3b3a7a9188274b0232265841d456a25a69a2d4b71bde81d29b06780b05e4bfa0

SHA512
cdecd33496338e3a2f69d1246b8f5f93e11f1dff0658bb7ac8263c13547ce83e68d70e59893c916dab81a099fc94478ea537004ae482839c18ac6478efd28675

Download Submit
memory/1620-22-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1620-15-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1692-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1692-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1692-8-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download