9d8682a717a0506d5d8b94b89ccfce44a4cd5aa922821e289aa32092511d38e6

Analysis

max time kernel
150s
max time network
155s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16/05/2024, 21:23

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General

Target

2024-05-16_13a7e9cd3f118f181a7fa5e3ad87179b_cryptolocker.exe
Size

91KB
MD5

13a7e9cd3f118f181a7fa5e3ad87179b
SHA1

0ef49cb505f0b797e667723761d04465066aec3d
SHA256

9d8682a717a0506d5d8b94b89ccfce44a4cd5aa922821e289aa32092511d38e6
SHA512

81dec4eb2fe40ca6d5c9039741954080d01784e9a3d4c76c19b66ca21ebed7cba296aaab456bc9e367764e0bb9ee0c912a6f781d08d89db49927d9e849aa271c
SSDEEP

1536:vj+jsMQMOtEvwDpj5H8u8rBN6nqEZNi1OkQor:vCjsIOtEvwDpj5H8zPsQ

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000b000000014fe1-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000b000000014fe1-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2204	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2804	2024-05-16_13a7e9cd3f118f181a7fa5e3ad87179b_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 2804 wrote to memory of 2204	2804	2024-05-16_13a7e9cd3f118f181a7fa5e3ad87179b_cryptolocker.exe	28
PID 2804 wrote to memory of 2204	2804	2024-05-16_13a7e9cd3f118f181a7fa5e3ad87179b_cryptolocker.exe	28
PID 2804 wrote to memory of 2204	2804	2024-05-16_13a7e9cd3f118f181a7fa5e3ad87179b_cryptolocker.exe	28
PID 2804 wrote to memory of 2204	2804	2024-05-16_13a7e9cd3f118f181a7fa5e3ad87179b_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-16_13a7e9cd3f118f181a7fa5e3ad87179b_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-16_13a7e9cd3f118f181a7fa5e3ad87179b_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2204

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
91KB

MD5
d6a97e8c1c1e8143442182a5d6087371

SHA1
05a219732a366cbae7b7be0d88974f777911ae01

SHA256
0a8305e457c475de49e5ce764094db2444c8ab19a7d54ec0203e153628c7cf90

SHA512
b5060d01c84b805d74ae7d422090b37eb3d103501705a88b729d36e850774b8f16c7c23aa8149824a5ea5b5c97fbf7c9eb1ff5459a3d4186b50f2455a8257e0a

Download Submit
memory/2204-15-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2204-22-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2804-0-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2804-1-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2804-8-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download