0e552bfd74ef7ede0bc0ff361a9d943c3e35eaa2e72d17b8b5af5f053988739a

Analysis

max time kernel
146s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11/08/2024, 02:41

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General

Target

2024-08-11_918a8f61b6c7a341d2eda666ff1354bd_cryptolocker.exe
Size

73KB
MD5

918a8f61b6c7a341d2eda666ff1354bd
SHA1

63c58660ca1f721beeb4863a043652fe83e5a36d
SHA256

0e552bfd74ef7ede0bc0ff361a9d943c3e35eaa2e72d17b8b5af5f053988739a
SHA512

5e6876b7514fadb59a3fbd74234ff31db2d1b0c0959f4b99f141614b8c2b43d3d79ea8528d741fe5f9f2a08006884bbb58edc14f540595d2c813527a60955e9f
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/Rc:vj+jsMQMOtEvwDpj5HZYTjipvF24pW

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3008	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2388	2024-08-11_918a8f61b6c7a341d2eda666ff1354bd_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	misid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-08-11_918a8f61b6c7a341d2eda666ff1354bd_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 3008	2388	2024-08-11_918a8f61b6c7a341d2eda666ff1354bd_cryptolocker.exe	30
PID 2388 wrote to memory of 3008	2388	2024-08-11_918a8f61b6c7a341d2eda666ff1354bd_cryptolocker.exe	30
PID 2388 wrote to memory of 3008	2388	2024-08-11_918a8f61b6c7a341d2eda666ff1354bd_cryptolocker.exe	30
PID 2388 wrote to memory of 3008	2388	2024-08-11_918a8f61b6c7a341d2eda666ff1354bd_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-08-11_918a8f61b6c7a341d2eda666ff1354bd_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-11_918a8f61b6c7a341d2eda666ff1354bd_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388
- 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:3008

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
73KB

MD5
9eab99cfbd8bf3b3095b9fc32eb10551

SHA1
25998c7c6e7946299c4ef68a3100946ee9390380

SHA256
249da989b0e712a3a637a8c1c23f8b431da13f0feeb57da535e9bcc2cee39c01

SHA512
e4b0de9aa0699e600b851fce2fe96c24d6aa7487ddde2796c9acd504feae9b72ea2c72ddcc9dba134839a87e946b717dd98cfbbe6335aad0a060a4b99e613b04

Download Submit
memory/2388-1-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/2388-8-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2388-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/3008-15-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/3008-22-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download