2dd6a6d127bcf8b403f521bb8ec3809af58f5e813e2b38fe2ec9906dd73d3c3e

Analysis

max time kernel
148s
max time network
152s
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, 04:29

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General

Target

2024-09-09_9ddce8cb3482875f756ca02614a5dcd7_cryptolocker.exe
Size

48KB
MD5

9ddce8cb3482875f756ca02614a5dcd7
SHA1

9b33f3494d717a5afd6b394ad975144121ab3bfb
SHA256

2dd6a6d127bcf8b403f521bb8ec3809af58f5e813e2b38fe2ec9906dd73d3c3e
SHA512

110d304b85a7648c8564bfd3303e13cbd854e05d9d7fbbe0f0b408d47d8ccef3fcedeac3427f1a6b7a933e3e34610d6ca6af22f9d455c4f2945c6e341aa3b36d
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPlAr:P6QFElP6k+MRQMOtEvwDpjBQpVX8Ar

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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	2024-09-09_9ddce8cb3482875f756ca02614a5dcd7_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
1408	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_9ddce8cb3482875f756ca02614a5dcd7_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 5080 wrote to memory of 1408	5080	2024-09-09_9ddce8cb3482875f756ca02614a5dcd7_cryptolocker.exe	84
PID 5080 wrote to memory of 1408	5080	2024-09-09_9ddce8cb3482875f756ca02614a5dcd7_cryptolocker.exe	84
PID 5080 wrote to memory of 1408	5080	2024-09-09_9ddce8cb3482875f756ca02614a5dcd7_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-09-09_9ddce8cb3482875f756ca02614a5dcd7_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-09_9ddce8cb3482875f756ca02614a5dcd7_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5080
- 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:1408

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
b9ee7bdd75e0d0ef9a7d0d1410eacf23

SHA1
a292a00f01537a18dcae23cca8ada59da85b252f

SHA256
abca8c7be86848715ff9f6ec91bfb3d826980d890075a02c6ab3f30c4b27f0c1

SHA512
dc5944347758600566125459a5a2233a1805271c51c11b9e3d85e0af95cb7eafa7fccca9a728aa15409ce35f855ec77fa2b48e7887639dfe3a398a6649b85b68

Download Submit
memory/1408-20-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/1408-26-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/1408-27-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/5080-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/5080-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/5080-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/5080-3-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/5080-18-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/5080-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download