122316090cb9dd801813116c090b0e1369d56add72cc106b90b945358da807d5

Analysis

max time kernel
138s
max time network
150s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
02/08/2023, 18:38

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General

Target

41e0be5c26a6b5478bc77cc6d975e82b_cryptolocker_JC.exe
Size

35KB
MD5

41e0be5c26a6b5478bc77cc6d975e82b
SHA1

bfad62da781b79005ae5486ff664f8e963be67b0
SHA256

122316090cb9dd801813116c090b0e1369d56add72cc106b90b945358da807d5
SHA512

6a6e0ad54da8ad2b538e8597d041efbaa9b30ce24c5306a29c40b03d75d648becadb22f2f15f348eb1e7eba4e6a37742c68728e4964c0d9cd3950dc2f05caa76
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4REL+V:vj+jsMQMOtEvwDpj5Hn

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1280	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2340	41e0be5c26a6b5478bc77cc6d975e82b_cryptolocker_JC.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 2340 wrote to memory of 1280	2340	41e0be5c26a6b5478bc77cc6d975e82b_cryptolocker_JC.exe	28
PID 2340 wrote to memory of 1280	2340	41e0be5c26a6b5478bc77cc6d975e82b_cryptolocker_JC.exe	28
PID 2340 wrote to memory of 1280	2340	41e0be5c26a6b5478bc77cc6d975e82b_cryptolocker_JC.exe	28
PID 2340 wrote to memory of 1280	2340	41e0be5c26a6b5478bc77cc6d975e82b_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\41e0be5c26a6b5478bc77cc6d975e82b_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\41e0be5c26a6b5478bc77cc6d975e82b_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:1280

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

C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
35KB

MD5
fc356a3663bdac1158e22ebb86629bdb

SHA1
54853f27450e493720a2802347e6361cc09a6b9c

SHA256
17776b98850306c1b7838b3171d9b69c7192581219ee1a3af63016221981a677

SHA512
b6b72bfcd14515b23dc2aab7c5a3179abcd596158c40e021e71f34ee2e91046fa206dcf6aed06d5dcef573352461df3c15f684c7e5a07d22817be12c248f90c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
35KB

MD5
fc356a3663bdac1158e22ebb86629bdb

SHA1
54853f27450e493720a2802347e6361cc09a6b9c

SHA256
17776b98850306c1b7838b3171d9b69c7192581219ee1a3af63016221981a677

SHA512
b6b72bfcd14515b23dc2aab7c5a3179abcd596158c40e021e71f34ee2e91046fa206dcf6aed06d5dcef573352461df3c15f684c7e5a07d22817be12c248f90c4

Download Submit
\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
35KB

MD5
fc356a3663bdac1158e22ebb86629bdb

SHA1
54853f27450e493720a2802347e6361cc09a6b9c

SHA256
17776b98850306c1b7838b3171d9b69c7192581219ee1a3af63016221981a677

SHA512
b6b72bfcd14515b23dc2aab7c5a3179abcd596158c40e021e71f34ee2e91046fa206dcf6aed06d5dcef573352461df3c15f684c7e5a07d22817be12c248f90c4

Download Submit
memory/1280-69-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1280-70-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/2340-54-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2340-56-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2340-55-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download