311d009c5c8cb743f8e28baaaac6f7a20960688468a20230356b8c9b249f1c72

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
11/09/2024, 04:15

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General

Target

2024-09-11_c5beabab88d35fc9a88961f87520276a_cryptolocker.exe
Size

71KB
MD5

c5beabab88d35fc9a88961f87520276a
SHA1

e12b94bc058c5b8202f092ee19d78fcf681c14e2
SHA256

311d009c5c8cb743f8e28baaaac6f7a20960688468a20230356b8c9b249f1c72
SHA512

5255ff34866df4248fb544b15e8339fe2c0787133180a25a34b858eb7d285ca896b07753ff5ebaec96e167f5bebca6ce87fe33b874902fad8004079f423a58f4
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/Ra:vj+jsMQMOtEvwDpj5HZYTjipvF24C

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2776	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2740	2024-09-11_c5beabab88d35fc9a88961f87520276a_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	2024-09-11_c5beabab88d35fc9a88961f87520276a_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 2740 wrote to memory of 2776	2740	2024-09-11_c5beabab88d35fc9a88961f87520276a_cryptolocker.exe	30
PID 2740 wrote to memory of 2776	2740	2024-09-11_c5beabab88d35fc9a88961f87520276a_cryptolocker.exe	30
PID 2740 wrote to memory of 2776	2740	2024-09-11_c5beabab88d35fc9a88961f87520276a_cryptolocker.exe	30
PID 2740 wrote to memory of 2776	2740	2024-09-11_c5beabab88d35fc9a88961f87520276a_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-11_c5beabab88d35fc9a88961f87520276a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-11_c5beabab88d35fc9a88961f87520276a_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2740
- 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:2776

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
72KB

MD5
77622b87e46b8078e493300a55c67bb5

SHA1
fbd408ed40f197a32790bf415b884493549618ef

SHA256
86804d173afbfc2343139e330cb00de72f2bb96cb47142a7f2c40d57aa60ab62

SHA512
4fde6da1c3dc5dfa6e80590ff941124b56fae00e4acc49476e072a1574206f98e0d03598e8c4d8c3caa38be8348e8b8e0a26f9924de25021dea9f4830f53df5d

Download Submit
memory/2740-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2740-1-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2740-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2776-22-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2776-15-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download