1ab0cb8b967377fd54e31aeb589a3fadd934dd3d4555e5ad937852186b572284

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 04:32

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General

Target

2024-10-09_468f397ab735849d90cf568cbd97dba6_cryptolocker.exe
Size

72KB
MD5

468f397ab735849d90cf568cbd97dba6
SHA1

afc7f9fa0fcf74994afaa9b25bb524481540faba
SHA256

1ab0cb8b967377fd54e31aeb589a3fadd934dd3d4555e5ad937852186b572284
SHA512

57529717ca9cb1e836ed8d57e7b9920ef197508ddb6cee5077f1957940bb85021a63825190e4db6d2c0e92198dfa6847bb9edb49fa07d3a0ee7e9c2690db2a60
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBZYTjipvF2bx1babX:X6a+SOtEvwDpjBZYvQd2i

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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	2024-10-09_468f397ab735849d90cf568cbd97dba6_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4688	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	2024-10-09_468f397ab735849d90cf568cbd97dba6_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 3228 wrote to memory of 4688	3228	2024-10-09_468f397ab735849d90cf568cbd97dba6_cryptolocker.exe	86
PID 3228 wrote to memory of 4688	3228	2024-10-09_468f397ab735849d90cf568cbd97dba6_cryptolocker.exe	86
PID 3228 wrote to memory of 4688	3228	2024-10-09_468f397ab735849d90cf568cbd97dba6_cryptolocker.exe	86

C:\Users\Admin\AppData\Local\Temp\2024-10-09_468f397ab735849d90cf568cbd97dba6_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-09_468f397ab735849d90cf568cbd97dba6_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3228
- 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:4688

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
72KB

MD5
dc3e09d4d67644b23a61a98a90cbd120

SHA1
85795740da2e3a6a2d2a16c684a419ecebaf0338

SHA256
df4fb7158add36221e14f2af2e17c6d91fc9ebec413bdbca5ac4040305c6668b

SHA512
ceb4721065799a83cddbc50fbb92971ce172cc597e23e6079bb1e10b105f7bc9f6d25e9eb9222493bbfae202b7d123010232149a299f24085899fa4ccf913f54

Download Submit
memory/3228-0-0x0000000002300000-0x0000000002306000-memory.dmp

Filesize
24KB

Download
memory/3228-1-0x0000000002300000-0x0000000002306000-memory.dmp

Filesize
24KB

Download
memory/3228-2-0x0000000002210000-0x0000000002216000-memory.dmp

Filesize
24KB

Download
memory/4688-17-0x0000000002060000-0x0000000002066000-memory.dmp

Filesize
24KB

Download
memory/4688-18-0x0000000002080000-0x0000000002086000-memory.dmp

Filesize
24KB

Download