2f90ba0537f5097ddd529e2a44cef6207d1b91eb5018439a15319fdc05b25ec2

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 03:48

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General

Target

2024-09-21_f37dd9fd47938cb9f70690d973e5f11c_cryptolocker.exe
Size

63KB
MD5

f37dd9fd47938cb9f70690d973e5f11c
SHA1

2a4ae2ed23a30ec2be6c58c35a8da3e08b62cec8
SHA256

2f90ba0537f5097ddd529e2a44cef6207d1b91eb5018439a15319fdc05b25ec2
SHA512

3e4fee0c866b1f3a11869ae98aeeed372193561e2d9e6b38c8b0fe78467c1fef455ad4737e95230d959bb9dfb20cceccd9a4dcd58ab4f5b91713f07cfc7e6f41
SSDEEP

1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdOyJ36ucN/:ZVxkGOtEvwDpjcaK

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2508	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2972	2024-09-21_f37dd9fd47938cb9f70690d973e5f11c_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	2024-09-21_f37dd9fd47938cb9f70690d973e5f11c_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 2972 wrote to memory of 2508	2972	2024-09-21_f37dd9fd47938cb9f70690d973e5f11c_cryptolocker.exe	30
PID 2972 wrote to memory of 2508	2972	2024-09-21_f37dd9fd47938cb9f70690d973e5f11c_cryptolocker.exe	30
PID 2972 wrote to memory of 2508	2972	2024-09-21_f37dd9fd47938cb9f70690d973e5f11c_cryptolocker.exe	30
PID 2972 wrote to memory of 2508	2972	2024-09-21_f37dd9fd47938cb9f70690d973e5f11c_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-21_f37dd9fd47938cb9f70690d973e5f11c_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-21_f37dd9fd47938cb9f70690d973e5f11c_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2972
- 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:2508

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

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

Filesize
63KB

MD5
4390ae20b743e9620a749880b4ce2b71

SHA1
7a73f037184ac32bb3965f1ae6fd3e48f7cb46a2

SHA256
bb8db98e92ae86df9564b463c5fc6f19913bfbf24b117271447c046c7036f446

SHA512
ef660b837ba124a95be3bce547babc567e32d26bb6f9a1a2453704177bbc89e301f127e8d0954ef91ed5572d4013a7fcef2dabf467f9d4f91964fc4e12a61fe2

Download Submit
memory/2508-15-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2508-17-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2972-0-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2972-2-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/2972-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2972-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download