99c7bbcea5acae79bcdef43268944d14b7f09f34da37f0a2c0287fd9e60ca434

Analysis

max time kernel
144s
max time network
148s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
25/06/2024, 10:46

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General

Target

2024-06-25_32cdf598770921f66574f3ae4e4d40dd_cryptolocker.exe
Size

45KB
MD5

32cdf598770921f66574f3ae4e4d40dd
SHA1

49ce60fcbe2cb1d82628a12ca4713e41abde9370
SHA256

99c7bbcea5acae79bcdef43268944d14b7f09f34da37f0a2c0287fd9e60ca434
SHA512

665bb12bfcdcfb5b08a1e1b12e2b8364e3d61c0c8992714e2b303a03f7c396b470dc80f04511aeae6b74731d11749bd02b00297547f13b8ffaa353f730969326
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUk3r:bm74zYcgT/EkM0ryfjd3r

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2152	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2944	2024-06-25_32cdf598770921f66574f3ae4e4d40dd_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 2944 wrote to memory of 2152	2944	2024-06-25_32cdf598770921f66574f3ae4e4d40dd_cryptolocker.exe	28
PID 2944 wrote to memory of 2152	2944	2024-06-25_32cdf598770921f66574f3ae4e4d40dd_cryptolocker.exe	28
PID 2944 wrote to memory of 2152	2944	2024-06-25_32cdf598770921f66574f3ae4e4d40dd_cryptolocker.exe	28
PID 2944 wrote to memory of 2152	2944	2024-06-25_32cdf598770921f66574f3ae4e4d40dd_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-25_32cdf598770921f66574f3ae4e4d40dd_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-25_32cdf598770921f66574f3ae4e4d40dd_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2152

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
45KB

MD5
0bc07c67d6e28cce043efa923910db14

SHA1
03106cfa502ae1c707109d427e31d1b76fc77a35

SHA256
eb834bf80be955344ce36fdb0007911ceed6d4dff8ab5d97378fd7abc88cc3b8

SHA512
2b9840d121db4355dae7fc3c8e7b7ad3fabd282265eb52164f2ae9a01f6dbdb9e9be8dc8469601c87b9b2ff74080c362ecbf9e7c2e109730fad9802acd71da80

Download Submit
memory/2152-17-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2152-19-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2152-26-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2152-27-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2944-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2944-1-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/2944-2-0x0000000001B50000-0x0000000001B56000-memory.dmp

Filesize
24KB

Download
memory/2944-9-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/2944-13-0x0000000002F60000-0x0000000002F6D000-memory.dmp

Filesize
52KB

Download
memory/2944-16-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download