3e041402edc12998694e59b5d41b1f6d6de9662df3de591e7ea57c65085b5ec7

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
10/07/2024, 06:24

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General

Target

2024-07-10_220dec99487590c0d93f877abe60aef3_cryptolocker.exe
Size

34KB
MD5

220dec99487590c0d93f877abe60aef3
SHA1

d724111cc2622a14934c6350d510b8b4c95d3f43
SHA256

3e041402edc12998694e59b5d41b1f6d6de9662df3de591e7ea57c65085b5ec7
SHA512

156248d755780b743acb185ff15d1a482439c576c9f0ee49625a3b06d61c8183f3e75ee7de3800abb6e9e51b956a333948de17fa2c1db904292fc8562834af0b
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXvxh3+:bG74zYcgT/Ekd0ryfjke

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1936	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2232	2024-07-10_220dec99487590c0d93f877abe60aef3_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 2232 wrote to memory of 1936	2232	2024-07-10_220dec99487590c0d93f877abe60aef3_cryptolocker.exe	28
PID 2232 wrote to memory of 1936	2232	2024-07-10_220dec99487590c0d93f877abe60aef3_cryptolocker.exe	28
PID 2232 wrote to memory of 1936	2232	2024-07-10_220dec99487590c0d93f877abe60aef3_cryptolocker.exe	28
PID 2232 wrote to memory of 1936	2232	2024-07-10_220dec99487590c0d93f877abe60aef3_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-07-10_220dec99487590c0d93f877abe60aef3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-10_220dec99487590c0d93f877abe60aef3_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:1936

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
34KB

MD5
d258531a852e8602b818dc2dd9816da5

SHA1
231e5d2b478df7c27e1896d6a3f703ae62dc8e7c

SHA256
aa9c49a107aa49c888c5e7f437e48190c188b957b9d71401ddddb6cedeeecff1

SHA512
2d3fa3d333bf80a74266962bf2bcb9cdf925a0bf6a48da748cecb5d78c6d4a976e10776919e3f89a12f15dd703db9cd4cac0e35cc67890b4aab0a6817c94fa1b

Download Submit
memory/1936-16-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/1936-18-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/1936-25-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1936-26-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2232-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2232-9-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2232-2-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/2232-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2232-15-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download