90ae173657759784d572da60ffb192bf1591880fd1963ee8be7b4f2db1814bd8

Analysis

max time kernel
147s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 06:03

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General

Target

2024-01-11_97e5f6fd06615e74350b2f20c8053052_cryptolocker.exe
Size

38KB
MD5

97e5f6fd06615e74350b2f20c8053052
SHA1

5ab19b6b7b319b45b7e21caa4c5bae4fb2c8c42c
SHA256

90ae173657759784d572da60ffb192bf1591880fd1963ee8be7b4f2db1814bd8
SHA512

aa1a3b2291b474fa698d34fea9fa9751d9f466c768cdcdec2198dd3ef1dc1c358e4b888d1d3761eb384a529453eb22118556e6f48175863a3999b8596306271c
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbF1:bxNrC7kYo1Fxf3s05rwxbF1

Score

7^/10

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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	2024-01-11_97e5f6fd06615e74350b2f20c8053052_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4160	pissa.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 4160	2220	2024-01-11_97e5f6fd06615e74350b2f20c8053052_cryptolocker.exe	19
PID 2220 wrote to memory of 4160	2220	2024-01-11_97e5f6fd06615e74350b2f20c8053052_cryptolocker.exe	19
PID 2220 wrote to memory of 4160	2220	2024-01-11_97e5f6fd06615e74350b2f20c8053052_cryptolocker.exe	19

C:\Users\Admin\AppData\Local\Temp\2024-01-11_97e5f6fd06615e74350b2f20c8053052_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-11_97e5f6fd06615e74350b2f20c8053052_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Local\Temp\pissa.exe
  "C:\Users\Admin\AppData\Local\Temp\pissa.exe"
  2⤵
  - Executes dropped EXE
  PID:4160

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
39KB

MD5
40d5057191b4b868ed052cba8ac7e981

SHA1
c5a39bbfff6860998f126b994100e6f383868abf

SHA256
0b37745f116142dd81c95c329f24ba0eaf5f3bc6b1c3d3095ba67759817e20fb

SHA512
04b8076e50c7f6970146f97eef9972380b6078cc115da18b2fbe3d7c8201799867cb472620e4fe7bb49d677f4b38ed30215832a5b4ec5c5c61f55e7e92877859

Download Submit
memory/2220-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2220-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/2220-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/4160-17-0x00000000022C0000-0x00000000022C6000-memory.dmp

Filesize
24KB

Download
memory/4160-18-0x0000000002210000-0x0000000002216000-memory.dmp

Filesize
24KB

Download