0b60586e12c271aaff1bae59199fcd911cf01272fec233e3a99cfc837be2dc6c

Analysis

max time kernel
148s
max time network
154s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
21/02/2024, 14:39

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General

Target

2024-02-21_6f65e2e9ddbe641941a9eaf31de78985_cryptolocker.exe
Size

30KB
MD5

6f65e2e9ddbe641941a9eaf31de78985
SHA1

c789da7ee3629b9d25a29c4fd9a33f8e25cb6c02
SHA256

0b60586e12c271aaff1bae59199fcd911cf01272fec233e3a99cfc837be2dc6c
SHA512

0a829dcceaa5cd6ee49b2da65d6cf8aa81ee69740d4931f78efc954c450fa0c3db03003c1dfd69a4783641dacdc89e9cf7751dcae439be5781503d3c408030d0
SSDEEP

384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUr766SJ/Tl+6lt65W:bA74zYcgT/Ekd0ryfjQRSlpltt

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000012248-10.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2848	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
1724	2024-02-21_6f65e2e9ddbe641941a9eaf31de78985_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 4 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 2848	1724	2024-02-21_6f65e2e9ddbe641941a9eaf31de78985_cryptolocker.exe	28
PID 1724 wrote to memory of 2848	1724	2024-02-21_6f65e2e9ddbe641941a9eaf31de78985_cryptolocker.exe	28
PID 1724 wrote to memory of 2848	1724	2024-02-21_6f65e2e9ddbe641941a9eaf31de78985_cryptolocker.exe	28
PID 1724 wrote to memory of 2848	1724	2024-02-21_6f65e2e9ddbe641941a9eaf31de78985_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-02-21_6f65e2e9ddbe641941a9eaf31de78985_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-21_6f65e2e9ddbe641941a9eaf31de78985_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
30KB

MD5
996f2eeb12087e59824ce5ccdc0d7306

SHA1
24cfb17329ceb429bb5823827281f522698540bd

SHA256
96d1fdd20c58565278c4c9ccab4ff3d9400fbbd0e069634986b20221f4140ec3

SHA512
1be82398692ce3ea96b86b6747e8678e2c12190b92fb87aa738feba44461e46dc2e7dcba780120d047b64451c2770d96e07a03c9c8cc1e47d93915c0432573d4

Download Submit
memory/1724-0-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/1724-2-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/1724-1-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/2848-15-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2848-16-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download