3614d824e957a6864fb0b6b36a51ed148b839be59d6a13f8eb54ec9e9d1f29a5

Analysis

max time kernel
149s
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
20/11/2024, 03:40

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General

Target

2024-11-20_ea82528956ce1328d9759f2f9f4be148_cryptolocker.exe
Size

48KB
MD5

ea82528956ce1328d9759f2f9f4be148
SHA1

bd9e00a08aa87793a35cfd1d779c5894e03ca4a6
SHA256

3614d824e957a6864fb0b6b36a51ed148b839be59d6a13f8eb54ec9e9d1f29a5
SHA512

d21331896dc2a75fb0de211ee3aa683ea25a4ca77c01e44dd37d3953330b58605dd65050425bcc64652fc6c5d36e31a8648c6a5fe6311e5df17b434b030df440
SSDEEP

768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPlFM:P6QFElP6k+MRQMOtEvwDpjBQpVX8i

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	2024-11-20_ea82528956ce1328d9759f2f9f4be148_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4884	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	2024-11-20_ea82528956ce1328d9759f2f9f4be148_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 1852 wrote to memory of 4884	1852	2024-11-20_ea82528956ce1328d9759f2f9f4be148_cryptolocker.exe	86
PID 1852 wrote to memory of 4884	1852	2024-11-20_ea82528956ce1328d9759f2f9f4be148_cryptolocker.exe	86
PID 1852 wrote to memory of 4884	1852	2024-11-20_ea82528956ce1328d9759f2f9f4be148_cryptolocker.exe	86

C:\Users\Admin\AppData\Local\Temp\2024-11-20_ea82528956ce1328d9759f2f9f4be148_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_ea82528956ce1328d9759f2f9f4be148_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1852
- 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:4884

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
49KB

MD5
53125bd6d62f191141e02fb180c9a2cc

SHA1
0283fddc9d807e7ef84eb6790640be8d1ef35dc0

SHA256
55c723532355703ea449aaa4ded9188cac5245d245eac27850074e73fbd40e4a

SHA512
c687f36329a3819cf59e724de63b5621c1efad5b8a4470021b47b8b32fd4541c62fe67a5f897cc57a047b6977b5faa5bdf9db687be150257aecf5f10670c38b7

Download Submit
memory/1852-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1852-1-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download
memory/1852-2-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download
memory/1852-3-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/1852-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/4884-20-0x0000000000510000-0x0000000000516000-memory.dmp

Filesize
24KB

Download
memory/4884-19-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/4884-26-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download