d529207e17019a9c1ad475ea5858e0b0d3f9b3596cedf0ee7d5db7693557f0f3

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
09-06-2024 03:40

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General

Target

2024-06-09_5864028980512bc1448bdfb7b1844025_cryptolocker.exe
Size

77KB
MD5

5864028980512bc1448bdfb7b1844025
SHA1

573194d9d1930a0711db97a979ce67e663911d09
SHA256

d529207e17019a9c1ad475ea5858e0b0d3f9b3596cedf0ee7d5db7693557f0f3
SHA512

4850d1a5811e5ac4b327174758ef1e3bdad4b77f6b54b4d4c3cd474c8ec7df2c2ce0e505d5ed8fc00b6756f25676308d229dc54e2648158d7921b1193436bcd9
SSDEEP

1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdOyJ3KUn:ZVxkGOtEvwDpjcaj

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000c0000000155f6-11.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2764	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2952	2024-06-09_5864028980512bc1448bdfb7b1844025_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 2952 wrote to memory of 2764	2952	2024-06-09_5864028980512bc1448bdfb7b1844025_cryptolocker.exe	28
PID 2952 wrote to memory of 2764	2952	2024-06-09_5864028980512bc1448bdfb7b1844025_cryptolocker.exe	28
PID 2952 wrote to memory of 2764	2952	2024-06-09_5864028980512bc1448bdfb7b1844025_cryptolocker.exe	28
PID 2952 wrote to memory of 2764	2952	2024-06-09_5864028980512bc1448bdfb7b1844025_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-09_5864028980512bc1448bdfb7b1844025_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-09_5864028980512bc1448bdfb7b1844025_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2952
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2764

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\misid.exe

Filesize
78KB

MD5
195076eb2dfcb004140a82e1619f431c

SHA1
cd19490e80edc0f66edb40384ee022f4f63a3c80

SHA256
8c15f379304b6d87615faf2d788721840276b9cee2b360c8611f62f557515747

SHA512
b5a37d37011bc1336c05aae835f18deaff87d8d022ee571fc62d202cbe2feb57e1230dacaf5ce9c489b89299d589b4d139037256a1d277760dce69b984060b38

Download Submit
memory/2764-15-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2764-17-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/2764-24-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2764-25-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2952-1-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2952-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2952-8-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2952-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download