43021caa35dbdb92ef1384630a586a7f88582b299ee6e53af2236d4a889e0aa7

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
14/10/2024, 03:38

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General

Target

2024-10-14_76050872e4d7a7b5c21c7c1c662188ba_cryptolocker.exe
Size

40KB
MD5

76050872e4d7a7b5c21c7c1c662188ba
SHA1

10d27a13d6161d0a28485d905ac473de6fc18aad
SHA256

43021caa35dbdb92ef1384630a586a7f88582b299ee6e53af2236d4a889e0aa7
SHA512

fdefec89def27d343be6c7cf179c9ed6c883bd0b76d0b84ac1691c36f34979d92adb4aada43641d350c0c812fe558d7423f01db1f9440f30e3012060007e9d81
SSDEEP

768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+4qNFl:fT+hsMQMOtEvwDpjoIHe

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2144	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2424	2024-10-14_76050872e4d7a7b5c21c7c1c662188ba_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	2024-10-14_76050872e4d7a7b5c21c7c1c662188ba_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 2424 wrote to memory of 2144	2424	2024-10-14_76050872e4d7a7b5c21c7c1c662188ba_cryptolocker.exe	30
PID 2424 wrote to memory of 2144	2424	2024-10-14_76050872e4d7a7b5c21c7c1c662188ba_cryptolocker.exe	30
PID 2424 wrote to memory of 2144	2424	2024-10-14_76050872e4d7a7b5c21c7c1c662188ba_cryptolocker.exe	30
PID 2424 wrote to memory of 2144	2424	2024-10-14_76050872e4d7a7b5c21c7c1c662188ba_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-14_76050872e4d7a7b5c21c7c1c662188ba_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-14_76050872e4d7a7b5c21c7c1c662188ba_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2424
- 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:2144

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

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Downloads

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

Filesize
40KB

MD5
a21c7cbb9ba9d0dee558139661dd2283

SHA1
889b34c9b75ee8c015585d2555c53ecac2dac470

SHA256
f7925e77d7fb5e85b7bf842200970490ec4c12c2bd212762e283c54aa8c127c5

SHA512
f8a32c68fb36132f932d2d7400e54442102c63e2826c57c3936030a5ed7f75c97fdb6038789ec4e79156c88c3a70e291611e1e3f3816dbd1514474e4881f3fc0

Download Submit
memory/2144-15-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2144-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2424-8-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2424-1-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/2424-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download