70b0982875b2da17c1c2f13373351c56408e915dfaa1810242f910379d4cd287

Analysis

max time kernel
149s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/09/2024, 12:29

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General

Target

2024-09-03_708752b88e06aa776484637f7244a0ae_cryptolocker.exe
Size

46KB
MD5

708752b88e06aa776484637f7244a0ae
SHA1

bcb37147ec0908f135a944267423440b21dce204
SHA256

70b0982875b2da17c1c2f13373351c56408e915dfaa1810242f910379d4cd287
SHA512

d942bdb815f7346ffed84dfcbb5ff04128f3028ecc91b2495c877014aab2284983a87570c476dacfa85e8f569e24cb6b9728b26277d13212bb7c39ade0fc9ecb
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUk3t:bm74zYcgT/EkM0ryfjd3t

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2584	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2364	2024-09-03_708752b88e06aa776484637f7244a0ae_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	hasfj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-03_708752b88e06aa776484637f7244a0ae_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2584	2364	2024-09-03_708752b88e06aa776484637f7244a0ae_cryptolocker.exe	30
PID 2364 wrote to memory of 2584	2364	2024-09-03_708752b88e06aa776484637f7244a0ae_cryptolocker.exe	30
PID 2364 wrote to memory of 2584	2364	2024-09-03_708752b88e06aa776484637f7244a0ae_cryptolocker.exe	30
PID 2364 wrote to memory of 2584	2364	2024-09-03_708752b88e06aa776484637f7244a0ae_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-03_708752b88e06aa776484637f7244a0ae_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-03_708752b88e06aa776484637f7244a0ae_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2584

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\hasfj.exe

Filesize
46KB

MD5
bc8e18b113715aa7f97013abfa1144cf

SHA1
19908c7c7cf7ba93a285bc32c8229ef55988da38

SHA256
af918df8649f4476282a29e03da4798d05dd29e4c2e4bc56e714c32b0243f58e

SHA512
3544fdff10fcf5cce140932235e675998b789db8bd33909e935ffaa08458156dac528c9f2fd6fbb1b720fdb77cca522fa19f4104a3943b0909eabc80e3590417

Download Submit
memory/2364-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2364-1-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2364-8-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2364-2-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2364-14-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2584-16-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2584-25-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download