3d18d4e5a41e9ba5c5094e5d28e8d455a12c61555cdbd7298270ac7252430af1

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-10-2024 02:44

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General

Target

2024-10-18_bad0dcc96ff0aeb6b977e91a80041f80_cryptolocker.exe
Size

48KB
MD5

bad0dcc96ff0aeb6b977e91a80041f80
SHA1

e6b236f2574fa5accb64ace1cae7627b0168bff1
SHA256

3d18d4e5a41e9ba5c5094e5d28e8d455a12c61555cdbd7298270ac7252430af1
SHA512

de1afc03a529db146baa8896841693b8edadc2ae1b82a48d8f8702e759d0129f89f09e91cd23d1a6305ffce8b95c16d5a4e1f9509238a5d9014e636b7d2ad5e5
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPyy:P6QFElP6k+MRQMOtEvwDpjBQpVX3y

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	2024-10-18_bad0dcc96ff0aeb6b977e91a80041f80_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3564	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	2024-10-18_bad0dcc96ff0aeb6b977e91a80041f80_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 4744 wrote to memory of 3564	4744	2024-10-18_bad0dcc96ff0aeb6b977e91a80041f80_cryptolocker.exe	84
PID 4744 wrote to memory of 3564	4744	2024-10-18_bad0dcc96ff0aeb6b977e91a80041f80_cryptolocker.exe	84
PID 4744 wrote to memory of 3564	4744	2024-10-18_bad0dcc96ff0aeb6b977e91a80041f80_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-10-18_bad0dcc96ff0aeb6b977e91a80041f80_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_bad0dcc96ff0aeb6b977e91a80041f80_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4744
- 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:3564

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
98b39d40c7955d7df4c945e1e0896579

SHA1
57819c077f5b5d631555288dcec7a5065a52d50b

SHA256
42797403749cb7e385527f55b503e6b874c42fb9a4e8112ecb711e2816c5747e

SHA512
4de1ef3d21d76b0121b7a701304ee5517d4030466bbf5e81516dc41df9fb6dfa5100f4fb153fed811ee4d87141f69f4ae28c736f9eebbe42e24387312d686274

Download Submit
memory/3564-19-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3564-20-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/3564-26-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/4744-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/4744-1-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download
memory/4744-2-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download
memory/4744-3-0x0000000000710000-0x0000000000716000-memory.dmp

Filesize
24KB

Download
memory/4744-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download