2301cd7b54001c255d12b7d39d17f873e4b65382e3840b38921098ea5736bf81

Analysis

max time kernel
160s
max time network
171s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
05/01/2024, 05:47

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General

Target

2024-01-01_9d73147535c4352072c594c818e3d57a_cryptolocker.exe
Size

55KB
MD5

9d73147535c4352072c594c818e3d57a
SHA1

67f08e3ebf936c7a240444ffa30f9045dee27238
SHA256

2301cd7b54001c255d12b7d39d17f873e4b65382e3840b38921098ea5736bf81
SHA512

469d4366347ca6cdfe8e653aa62e4a11023798e6b5276d67ccc5d85101c1aa34ee6e9b215098ffa7fe27572f2093cf3bac2792666418b915292da9d58e2c12e1
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7Gowfj6t:xj+VGMOtEvwDpjubEgW

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2720	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
612	2024-01-01_9d73147535c4352072c594c818e3d57a_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 612 wrote to memory of 2720	612	2024-01-01_9d73147535c4352072c594c818e3d57a_cryptolocker.exe	27
PID 612 wrote to memory of 2720	612	2024-01-01_9d73147535c4352072c594c818e3d57a_cryptolocker.exe	27
PID 612 wrote to memory of 2720	612	2024-01-01_9d73147535c4352072c594c818e3d57a_cryptolocker.exe	27
PID 612 wrote to memory of 2720	612	2024-01-01_9d73147535c4352072c594c818e3d57a_cryptolocker.exe	27

C:\Users\Admin\AppData\Local\Temp\2024-01-01_9d73147535c4352072c594c818e3d57a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-01_9d73147535c4352072c594c818e3d57a_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:612
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2720

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
56KB

MD5
cda26d49b8549229e5956bf23eba7cca

SHA1
599f1a7cb2672a29af1e7d63c02da683e861a1f3

SHA256
7973e67d4b3bdae507bc05e240d73aa3d0433d2133bed341081d26f91c17af23

SHA512
5b5ce35e4cad1bc1e64b2a6362fbeca2d876d4f53b4c19af7b71d707bf123cb3a19b6b36d8783aa0cc324e96416d1a7022fe4013e1d04812734a0003224d6ec4

Download Submit
memory/612-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/612-1-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/612-2-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/612-8-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/612-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/612-13-0x0000000001FA0000-0x0000000001FB0000-memory.dmp

Filesize
64KB

Download
memory/2720-19-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2720-23-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2720-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2720-27-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download