14e2f7714ec1391b0f947f5bd8668f4fd4a29e1995cf7bb2697263b5f0be82dd

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15/03/2024, 21:43

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General

Target

2024-03-15_eaf9237aee405d9dfadf4e0154aa8767_cryptolocker.exe
Size

77KB
MD5

eaf9237aee405d9dfadf4e0154aa8767
SHA1

2591902ab8d50fda09a7e3a903af1a7e7b0e5533
SHA256

14e2f7714ec1391b0f947f5bd8668f4fd4a29e1995cf7bb2697263b5f0be82dd
SHA512

1b28c05f3e55e227077b3b530bbbe18bfd341f8c05d0b5a8d1e8c669260aa1e4deafe1bedce8183d10825dfe35b4b3d273cc9b152805c48eba82c846b9a6a40b
SSDEEP

1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdOyJ3KEWTC:ZVxkGOtEvwDpjcax/

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x0009000000012256-11.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2264	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
756	2024-03-15_eaf9237aee405d9dfadf4e0154aa8767_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 756 wrote to memory of 2264	756	2024-03-15_eaf9237aee405d9dfadf4e0154aa8767_cryptolocker.exe	28
PID 756 wrote to memory of 2264	756	2024-03-15_eaf9237aee405d9dfadf4e0154aa8767_cryptolocker.exe	28
PID 756 wrote to memory of 2264	756	2024-03-15_eaf9237aee405d9dfadf4e0154aa8767_cryptolocker.exe	28
PID 756 wrote to memory of 2264	756	2024-03-15_eaf9237aee405d9dfadf4e0154aa8767_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-03-15_eaf9237aee405d9dfadf4e0154aa8767_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-15_eaf9237aee405d9dfadf4e0154aa8767_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:756
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2264

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
62d4b04f189a67b645c1763eb7de99d1

SHA1
a1f49eb0c8d4e0df6a02196e6b84e1413345d335

SHA256
6aa91defb58282c9bcbcf43660791b04f824b5ad6623fde1274afe1847af575b

SHA512
91b795b27640fd15dfeaec773f3e84918e9c9e40ced54fde2b05d28049621fec9bc69bda8daaf4bcc5a7d5ca3b488ab4820c02adb9f3a4be4f6246a12ff14a73

Download Submit
memory/756-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/756-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/756-2-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/756-9-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2264-16-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2264-23-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2264-24-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download