42f1901726907954f74450afa5334d4ce6cfc795d6ce1599e992f287f5f51a2f

Analysis

max time kernel
0s
max time network
145s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
05/01/2024, 05:51

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General

Target

2024-01-01_d81ac5735d95c188be12f7c8b5f02ed6_cryptolocker.exe
Size

56KB
MD5

d81ac5735d95c188be12f7c8b5f02ed6
SHA1

d47e16bb2ce4b88a2229f6c5b32255ed3d8b36b7
SHA256

42f1901726907954f74450afa5334d4ce6cfc795d6ce1599e992f287f5f51a2f
SHA512

0fc115393961aeca0696d6f443a501ad3c2ef2988067fd0a6de3e5ca982d3ca310ef86a9c8b2af6d31ebcb0ad8cd7b7d84d53f6260fefa542feca8dbbaa1d511
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7Gowfj68:xj+VGMOtEvwDpjubEgr

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1736	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2268	2024-01-01_d81ac5735d95c188be12f7c8b5f02ed6_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 2268 wrote to memory of 1736	2268	2024-01-01_d81ac5735d95c188be12f7c8b5f02ed6_cryptolocker.exe	14
PID 2268 wrote to memory of 1736	2268	2024-01-01_d81ac5735d95c188be12f7c8b5f02ed6_cryptolocker.exe	14
PID 2268 wrote to memory of 1736	2268	2024-01-01_d81ac5735d95c188be12f7c8b5f02ed6_cryptolocker.exe	14
PID 2268 wrote to memory of 1736	2268	2024-01-01_d81ac5735d95c188be12f7c8b5f02ed6_cryptolocker.exe	14

C:\Users\Admin\AppData\Local\Temp\misid.exe
"C:\Users\Admin\AppData\Local\Temp\misid.exe"
1⤵
- Executes dropped EXE
PID:1736

C:\Users\Admin\AppData\Local\Temp\2024-01-01_d81ac5735d95c188be12f7c8b5f02ed6_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-01_d81ac5735d95c188be12f7c8b5f02ed6_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2268

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

memory/1736-17-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/1736-19-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1736-20-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2268-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2268-13-0x00000000003D0000-0x00000000003E0000-memory.dmp

Filesize
64KB

Download
memory/2268-7-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2268-1-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2268-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download