0917c166d6fc68a7f661c02fc22730bec309df0d7ce6c91ae5fc0b3f3a7f067a

Analysis

max time kernel
148s
max time network
150s
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, 04:31

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General

Target

2024-10-18_72482ecd249a73ff464697406039dae8_cryptolocker.exe
Size

54KB
MD5

72482ecd249a73ff464697406039dae8
SHA1

59093314ade32550a59d03983aad9587ff934284
SHA256

0917c166d6fc68a7f661c02fc22730bec309df0d7ce6c91ae5fc0b3f3a7f067a
SHA512

4d5fdaa424dc79ff1f2b2115085a721745999c69f7b55371bc5f0fa8545c3667859930b2923dd23765e3c94acd02e04c2de200500b00947fc99a14f83a7e2ac2
SSDEEP

768:79inqyNR/QtOOtEvwDpjBK/iVTab3GRuv3Vyl3NfT:79mqyNhQMOtEvwDpjBPY7xv3g91T

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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	2024-10-18_72482ecd249a73ff464697406039dae8_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4588	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_72482ecd249a73ff464697406039dae8_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 3924 wrote to memory of 4588	3924	2024-10-18_72482ecd249a73ff464697406039dae8_cryptolocker.exe	87
PID 3924 wrote to memory of 4588	3924	2024-10-18_72482ecd249a73ff464697406039dae8_cryptolocker.exe	87
PID 3924 wrote to memory of 4588	3924	2024-10-18_72482ecd249a73ff464697406039dae8_cryptolocker.exe	87

C:\Users\Admin\AppData\Local\Temp\2024-10-18_72482ecd249a73ff464697406039dae8_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_72482ecd249a73ff464697406039dae8_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3924
- 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:4588

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

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Downloads

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

Filesize
54KB

MD5
ce2a881548013ae3f23ab3664663850f

SHA1
c9dc448edc6454b9a0da3e81bed38338c11e492a

SHA256
b378003b58af01a816e88ba9726acf88248f565474a0d5ec7f0aa23c2c5baf1d

SHA512
4cf04674826552ee943c3adc8fbc2e6952d997bc145588e656941af27d5575a52f3c51722b569a53d5c23e4e6839437b6d8c9db68f27b563921eac96845ab2ae

Download Submit
memory/3924-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/3924-1-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/3924-2-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/3924-3-0x0000000000820000-0x0000000000826000-memory.dmp

Filesize
24KB

Download
memory/3924-17-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/4588-19-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/4588-25-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/4588-26-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download