8a167b172a5c142e42bbb53364ab1384589f7ce3c88de1caa7f4b9f37e72add2

Analysis

max time kernel
2s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
05/01/2024, 05:38

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General

Target

2024-01-01_196d62f3ad961b348d8ec9706d1f5f89_cryptolocker.exe
Size

42KB
MD5

196d62f3ad961b348d8ec9706d1f5f89
SHA1

4da3a7c13d1f41125204a11e3e5a1075ddd4f836
SHA256

8a167b172a5c142e42bbb53364ab1384589f7ce3c88de1caa7f4b9f37e72add2
SHA512

0232948e30c7ba2ea44dfed02ae0680ef50cd4b9ec94ac8e2f9f23b6c80fa233b74ec657602ef2825af25647a467d7f38cf274ab1b33701d11b4ebe07661d780
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbDu5zx:bgGYcA/53GAA6y37nL

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-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation	2024-01-01_196d62f3ad961b348d8ec9706d1f5f89_cryptolocker.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 4364 wrote to memory of 4844	4364	2024-01-01_196d62f3ad961b348d8ec9706d1f5f89_cryptolocker.exe	41
PID 4364 wrote to memory of 4844	4364	2024-01-01_196d62f3ad961b348d8ec9706d1f5f89_cryptolocker.exe	41
PID 4364 wrote to memory of 4844	4364	2024-01-01_196d62f3ad961b348d8ec9706d1f5f89_cryptolocker.exe	41

C:\Users\Admin\AppData\Local\Temp\2024-01-01_196d62f3ad961b348d8ec9706d1f5f89_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-01_196d62f3ad961b348d8ec9706d1f5f89_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4364
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  PID:4844

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\hasfj.exe

Filesize
16KB

MD5
415b0d28e972786a2a3fa9b59d0c35f4

SHA1
d4751a9b1cb2e4f2855b8722bf6182a1403446c2

SHA256
32fa2cf745312ad402a8c3f8fb8c5a013684f43df3624071b6db3be558327df1

SHA512
055672d58dba952ba7584e9d5efbc9d957a604a837bf89955a0ae1defc722bacd1d8b9aa8f190ec05fd0994414e57c170f975ffa58e4a61e36c748791f3db908

Download Submit
C:\Users\Admin\AppData\Local\Temp\hasfj.exe

Filesize
42KB

MD5
6cfb9387ccf3a2066da5c0d958e7b3de

SHA1
1b4c9efedc4ef2b17a441c6290b88397f0ff9421

SHA256
3360427e3129fdc312456e0b5959d59fdebfbe3eb952e88adebb2a5922419217

SHA512
29c40c2d1ddae84868e838244870f283d30895f13103be32003672a9b296ea677cb7efcb12a03222b8704ee61f2469743a4ff60db25b9e2e7c653948a7b51e6c

Download Submit
memory/4364-0-0x00000000021E0000-0x00000000021E6000-memory.dmp

Filesize
24KB

Download
memory/4364-2-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/4364-1-0x00000000021E0000-0x00000000021E6000-memory.dmp

Filesize
24KB

Download
memory/4844-17-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

Filesize
24KB

Download
memory/4844-23-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download