0fb82dbdc096235e25f7847092f9552be8352473ad47b3bfafdb84207c6b4c8a

Analysis

max time kernel
150s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 08:19

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General

Target

2024-10-31_fe94003a52c484ddea18a031175ed43f_cryptolocker.exe
Size

35KB
MD5

fe94003a52c484ddea18a031175ed43f
SHA1

e2d7990c8bcd401a4157ec2c3abb4885504d7092
SHA256

0fb82dbdc096235e25f7847092f9552be8352473ad47b3bfafdb84207c6b4c8a
SHA512

baab1c3d08bf8fa468a5effd4e75af15ed4cd780f34e8535592577ba9ad2e9f6d4cef31b86769faca97da6f1572cfc83f6c5dc8329eb6d9ae44e4f8b44504387
SSDEEP

768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9R6:i5nkFGMOtEvwDpjR+6

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1480	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1928	2024-10-31_fe94003a52c484ddea18a031175ed43f_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	2024-10-31_fe94003a52c484ddea18a031175ed43f_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 1928 wrote to memory of 1480	1928	2024-10-31_fe94003a52c484ddea18a031175ed43f_cryptolocker.exe	30
PID 1928 wrote to memory of 1480	1928	2024-10-31_fe94003a52c484ddea18a031175ed43f_cryptolocker.exe	30
PID 1928 wrote to memory of 1480	1928	2024-10-31_fe94003a52c484ddea18a031175ed43f_cryptolocker.exe	30
PID 1928 wrote to memory of 1480	1928	2024-10-31_fe94003a52c484ddea18a031175ed43f_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-31_fe94003a52c484ddea18a031175ed43f_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-31_fe94003a52c484ddea18a031175ed43f_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1928
- 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:1480

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
35KB

MD5
05db7d61609524810e43eee6e546828a

SHA1
6af2cee79385c6ce2f3c8863ae9747befd5bda9e

SHA256
4f783168f18f00c8e20a22c3a36f64fa605a4a12ba06d4ee95eccd655babe274

SHA512
a238709150eb0b8878e53bf39f813df1aa614ed0300b409868c54e310062beae10d974b45e762de46b46a9254fe56c84eed8e4ff6b218d0d16dcd2d923cde0f1

Download Submit
memory/1480-17-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1480-21-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/1480-19-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/1480-27-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1928-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1928-2-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/1928-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1928-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1928-15-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download