5c579deb5de170f4b7fb1b6423b743fd69b74862f4bf7b525a946dd51f090378

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
10/10/2024, 06:26

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General

Target

2024-10-10_52152b77caf4f6459d8a980767cb5c17_cryptolocker.exe
Size

53KB
MD5

52152b77caf4f6459d8a980767cb5c17
SHA1

40371f5c641ee4124675353d602dea0299fff2d3
SHA256

5c579deb5de170f4b7fb1b6423b743fd69b74862f4bf7b525a946dd51f090378
SHA512

1d8a36e90b3fc9c3e6a6f9e9042ecc972d903751d9e3bd57d84f0a99fd3084b63fa0825025fff7ddc32d70967d20b9babfd6761c5e3d0ef2b24b675ebd1e916f
SSDEEP

1536:V6QFElP6n+gMQMOtEvwDpjyaLccCGXlDA:V6a+pOtEvwDpjvDi

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	2024-10-10_52152b77caf4f6459d8a980767cb5c17_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3264	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	2024-10-10_52152b77caf4f6459d8a980767cb5c17_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 4748 wrote to memory of 3264	4748	2024-10-10_52152b77caf4f6459d8a980767cb5c17_cryptolocker.exe	84
PID 4748 wrote to memory of 3264	4748	2024-10-10_52152b77caf4f6459d8a980767cb5c17_cryptolocker.exe	84
PID 4748 wrote to memory of 3264	4748	2024-10-10_52152b77caf4f6459d8a980767cb5c17_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-10-10_52152b77caf4f6459d8a980767cb5c17_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-10_52152b77caf4f6459d8a980767cb5c17_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4748
- 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:3264

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
53KB

MD5
33973cb038a0c4e100b855a7c6293f21

SHA1
3449c99e6375f43df4b23ed998e7a214fec2f008

SHA256
3c682b049b3c5f019e1fdff803e5bf0631a550c584793e9e5d37d617fa9c0bab

SHA512
05ff2edf6a3ee8a6f71a4bff940b9bd62e77a983c54f5465bb75d1248d32db722f43cbda09fa739c0de7113a054af13b02ecd7e33f6a78cad2308570856f699f

Download Submit
memory/3264-18-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/3264-17-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/4748-0-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/4748-1-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/4748-2-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download