89a480abcc5d571014a95368cdc9e2e5fd147f21619df1efedef622cae251540

Analysis

max time kernel
148s
max time network
154s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18-10-2024 01:51

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General

Target

2024-10-18_9329fea455e2a34b3dfcd35c8ebda75c_cryptolocker.exe
Size

50KB
MD5

9329fea455e2a34b3dfcd35c8ebda75c
SHA1

47bc4f33dafecaa91daf6ccdf7ea4792f9bb1e37
SHA256

89a480abcc5d571014a95368cdc9e2e5fd147f21619df1efedef622cae251540
SHA512

15976d8e094a4e58145d5015c6b29a1dd803c2f24dbcd8d1ddb075145cedf127217aa05ebe7e7eb59555eb82703b261ec5c46d9ea0ba2a71ac684f410acf418e
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6D8jnPx9UnuDLlD+wuH:bIDOw9a0Dwo3P1ojvUSD4PInyD8H

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2824	lossy.exe

Loads dropped DLL 1 IoCs

pid	Process
1680	2024-10-18_9329fea455e2a34b3dfcd35c8ebda75c_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	2024-10-18_9329fea455e2a34b3dfcd35c8ebda75c_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lossy.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2824	1680	2024-10-18_9329fea455e2a34b3dfcd35c8ebda75c_cryptolocker.exe	30
PID 1680 wrote to memory of 2824	1680	2024-10-18_9329fea455e2a34b3dfcd35c8ebda75c_cryptolocker.exe	30
PID 1680 wrote to memory of 2824	1680	2024-10-18_9329fea455e2a34b3dfcd35c8ebda75c_cryptolocker.exe	30
PID 1680 wrote to memory of 2824	1680	2024-10-18_9329fea455e2a34b3dfcd35c8ebda75c_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-18_9329fea455e2a34b3dfcd35c8ebda75c_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_9329fea455e2a34b3dfcd35c8ebda75c_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Users\Admin\AppData\Local\Temp\lossy.exe
  "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2824

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\lossy.exe

Filesize
50KB

MD5
92bf84339a4afb642c87a7e8963dc1c2

SHA1
060c08aeb65a16edbae22294752ef18e9b3f6f3a

SHA256
052c79e1a74d52f1257792e5ebde3937f549ea6de7f48e98330255fcfa6000da

SHA512
fe2363a946b06e1804ba1dd1f306da0eeeb36d9c4e27e4eead3a4ec4de9ef57dd254393c9817c6c3c779280f0a3e71fb39ca4e42f6a6f1521df68a379a39b053

Download Submit
memory/1680-1-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/1680-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1680-8-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2824-15-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2824-22-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download