0814c78b42e20c577e69e90b183e4428fd72261e4ddfedc8b48d88bd3be29fc6

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
02/09/2024, 04:27

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General

Target

2024-09-02_451d148898a869c9c82b6baae8e610c9_cryptolocker.exe
Size

46KB
MD5

451d148898a869c9c82b6baae8e610c9
SHA1

517e735f91cf36fb3ed5562a581e9c2ac2041115
SHA256

0814c78b42e20c577e69e90b183e4428fd72261e4ddfedc8b48d88bd3be29fc6
SHA512

55b7b3390dda55adafcd42bc7421e90ce07e563953be1cdded0aafe18156ee5010d7ac5bb3053f94f767393d679019a1747dbb934df4cc39fbade154359ab70c
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUknqh:bm74zYcgT/EkM0ryfjdnqh

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
272	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2876	2024-09-02_451d148898a869c9c82b6baae8e610c9_cryptolocker.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	2024-09-02_451d148898a869c9c82b6baae8e610c9_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 272	2876	2024-09-02_451d148898a869c9c82b6baae8e610c9_cryptolocker.exe	29
PID 2876 wrote to memory of 272	2876	2024-09-02_451d148898a869c9c82b6baae8e610c9_cryptolocker.exe	29
PID 2876 wrote to memory of 272	2876	2024-09-02_451d148898a869c9c82b6baae8e610c9_cryptolocker.exe	29
PID 2876 wrote to memory of 272	2876	2024-09-02_451d148898a869c9c82b6baae8e610c9_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-09-02_451d148898a869c9c82b6baae8e610c9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-02_451d148898a869c9c82b6baae8e610c9_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:272

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\hasfj.exe

Filesize
46KB

MD5
9903540496d3f497f2ccbcd80aec1b26

SHA1
299f207204ec873095d99e30edd0af41c81bb21c

SHA256
898bd13aa11a7a930b182267443947c7e9bfe79e4b2d0d8e237ceb4df8a96dfa

SHA512
11420cfe0ba2673a65d2bfc00db9c73a2e547c1df367e4ec4910cd49c784d7c7f53eb5b3620d515db995a4d936e8fb73dfd20c0888aef55b33821f60161cea62

Download Submit
memory/272-17-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/272-19-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/272-26-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/272-27-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2876-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2876-1-0x0000000001C90000-0x0000000001C96000-memory.dmp

Filesize
24KB

Download
memory/2876-2-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/2876-9-0x0000000001C90000-0x0000000001C96000-memory.dmp

Filesize
24KB

Download
memory/2876-14-0x0000000003390000-0x000000000339D000-memory.dmp

Filesize
52KB

Download
memory/2876-15-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download