8b142fd5bb78832d65209169934ee1c7f87b1c0f299c266a72376583a4898d9b

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 04:33

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General

Target

2024-10-02_d3a0b94b2240058f606882e1117cc295_cryptolocker.exe
Size

81KB
MD5

d3a0b94b2240058f606882e1117cc295
SHA1

3815047e99c8888926653daaa18d012ac25186fa
SHA256

8b142fd5bb78832d65209169934ee1c7f87b1c0f299c266a72376583a4898d9b
SHA512

41b1a96314bc778bf85172dc1a73458013fe855a35d0074e6220891feb08a18239b466f8be7594ab776997f1bb6be76c1f7c2fb681bbf5763ef51eaeed0f5566
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRXrZSUfFKazyY:xj+VGMOtEvwDpjubwQEI8UtV

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2880	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2824	2024-10-02_d3a0b94b2240058f606882e1117cc295_cryptolocker.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-02_d3a0b94b2240058f606882e1117cc295_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	misid.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 2880	2824	2024-10-02_d3a0b94b2240058f606882e1117cc295_cryptolocker.exe	30
PID 2824 wrote to memory of 2880	2824	2024-10-02_d3a0b94b2240058f606882e1117cc295_cryptolocker.exe	30
PID 2824 wrote to memory of 2880	2824	2024-10-02_d3a0b94b2240058f606882e1117cc295_cryptolocker.exe	30
PID 2824 wrote to memory of 2880	2824	2024-10-02_d3a0b94b2240058f606882e1117cc295_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-02_d3a0b94b2240058f606882e1117cc295_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-02_d3a0b94b2240058f606882e1117cc295_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
82KB

MD5
cf6bdca36737b80013d19520d5c6d3d8

SHA1
73ccb31fe5cb75366e91eaa06b28bea0ddd2883d

SHA256
fb8b7af930a9562b07f96eced476c0e4419575fd9944fab4066db212cdd340fd

SHA512
09a55ab30074ce5a743d9ce336be7ed6e83201605d87699af53318200d0e406b93371cf075c2485d6f40f2fbabe7e972ccbc617cc9f12fbe16c1650dab5a6cb1

Download Submit
memory/2824-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2824-2-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/2824-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2824-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2824-14-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2880-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2880-18-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2880-25-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download