686f23c7419a2fe3ed1f0958c975ba20444b2eec0ccc398f8f6b353c3b0e4ade

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
15/06/2024, 03:43

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General

Target

2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe
Size

87KB
MD5

c0096461dd5f9b53b7a4ae355a5c6de1
SHA1

79b8216c8a1f3b2bf996ba0367a1c0272771f07f
SHA256

686f23c7419a2fe3ed1f0958c975ba20444b2eec0ccc398f8f6b353c3b0e4ade
SHA512

26f42e9368a967be60d8ca92fe3fe9ca83b00dc044b6a77beba244b38e24fa704297f67f2924753d6f672133caddca1a66dc23a7a63c2c61e4c6ce65a8edd3ec
SSDEEP

1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfWafHNBlq:vCjsIOtEvwDpj5H9YvQd28

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000c0000000132ef-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000c0000000132ef-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
1800	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1932	2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_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 1932 wrote to memory of 1800	1932	2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe	28
PID 1932 wrote to memory of 1800	1932	2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe	28
PID 1932 wrote to memory of 1800	1932	2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe	28
PID 1932 wrote to memory of 1800	1932	2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1932
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:1800

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
87KB

MD5
5d8ebd4b5f98b9a2b78eb3c60ee08677

SHA1
55728946eee66645f237614b98474eaa8a73a720

SHA256
8e68c46e8b8ce808e4e74fee0b91b8b0ebfe1445d681361d630f450a10c3e659

SHA512
1e921d93e933307689ef3a30074be4319330d3206e04473da36df21a1e07fdd7d03902ab5da965ec5f6011ad06ec802e7c731a8cc612f07731b0fd2fa128fdba

Download Submit
memory/1800-15-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1800-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1932-0-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1932-1-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1932-8-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download