394d35541b2dbac9e80e3aec2ff1e7b7dff6e47066a44c14429e6db965f8462d

Analysis

max time kernel
148s
max time network
153s
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, 07:26

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General

Target

2024-09-25_6b5491f458e3835e7467a778949f2507_cryptolocker.exe
Size

55KB
MD5

6b5491f458e3835e7467a778949f2507
SHA1

b292cfeb7920e203023f90993c82c109bb296949
SHA256

394d35541b2dbac9e80e3aec2ff1e7b7dff6e47066a44c14429e6db965f8462d
SHA512

8ef3245411780c35c16ccbb821bf55cd2fce8c178581f2911fec77fa00a6a0af80cfa645c34ac1d0033fd3840dbc79b1e595a53c09992d489809b60d5726c482
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/BtOOtEvwDpjBVaD3E09vxmlcaTIJ:X6QFElP6n+gJBMOtEvwDpjBtExmlu

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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	2024-09-25_6b5491f458e3835e7467a778949f2507_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
1556	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	2024-09-25_6b5491f458e3835e7467a778949f2507_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 1576 wrote to memory of 1556	1576	2024-09-25_6b5491f458e3835e7467a778949f2507_cryptolocker.exe	82
PID 1576 wrote to memory of 1556	1576	2024-09-25_6b5491f458e3835e7467a778949f2507_cryptolocker.exe	82
PID 1576 wrote to memory of 1556	1576	2024-09-25_6b5491f458e3835e7467a778949f2507_cryptolocker.exe	82

C:\Users\Admin\AppData\Local\Temp\2024-09-25_6b5491f458e3835e7467a778949f2507_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-25_6b5491f458e3835e7467a778949f2507_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1576
- 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:1556

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
56KB

MD5
e782eb98cf476e0d597db8f7acf1bc30

SHA1
280c35f01a7ecad6371a79a439da3633437e3a0d

SHA256
b63952a7d2dd264523f7b5cce9a349a78ca24623a2dde4dbe2d0c8b34bcf5b17

SHA512
e5b91bfcf49d4e223afc7578f584c649d75709e3f0a4ca26e9a72247a2c0be95a0a0ad51e7e439a28ebc4539ec8eec18888f424a6dec28b34c39b80c3d964025

Download Submit
memory/1556-17-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download
memory/1556-23-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/1576-0-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/1576-1-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/1576-2-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download