efac97c948987ccb18009cd213429544623ba45782df81e7accba152332f0d06

Analysis

max time kernel
124s
max time network
141s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 02:07

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General

Target

2024-09-07_c2c97bc09593d40eba7a624f2d7f799a_cryptolocker.exe
Size

46KB
MD5

c2c97bc09593d40eba7a624f2d7f799a
SHA1

a6736096f5eb5bfeab7cb2b5d2efc9903019b12f
SHA256

efac97c948987ccb18009cd213429544623ba45782df81e7accba152332f0d06
SHA512

88a2fac4d0e8ecc8ac562ec37de1d7526acc457d7b235a1b48b21cbb5d420a022533bc0aafb5902312a030a4115bec0efe346be9c576489693a66b5fc33e99b8
SSDEEP

768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/aMDZ:6j+1NMOtEvwDpjrRrF

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
316	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2712	2024-09-07_c2c97bc09593d40eba7a624f2d7f799a_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	2024-09-07_c2c97bc09593d40eba7a624f2d7f799a_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 2712 wrote to memory of 316	2712	2024-09-07_c2c97bc09593d40eba7a624f2d7f799a_cryptolocker.exe	30
PID 2712 wrote to memory of 316	2712	2024-09-07_c2c97bc09593d40eba7a624f2d7f799a_cryptolocker.exe	30
PID 2712 wrote to memory of 316	2712	2024-09-07_c2c97bc09593d40eba7a624f2d7f799a_cryptolocker.exe	30
PID 2712 wrote to memory of 316	2712	2024-09-07_c2c97bc09593d40eba7a624f2d7f799a_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-07_c2c97bc09593d40eba7a624f2d7f799a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-07_c2c97bc09593d40eba7a624f2d7f799a_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2712
- 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:316

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
46KB

MD5
bb12d580a714991d9ed205327b1a4c2e

SHA1
4c36aba71b5a0c5e89f18ca77495d44b89b83a62

SHA256
52e90f642fc0cc6f6703a9b526b8de1077702f0a5ff5a1c03a2ad74f88d4b4d1

SHA512
5d65dc02c45935fafc875db237c0e968e292b9c6d65479b25002be353edec3569babfa963ef6e1244b4253182f19ec8b62b1708c4331953ed4eccb4f49188a7c

Download Submit
memory/316-16-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/316-25-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/316-18-0x0000000000610000-0x0000000000616000-memory.dmp

Filesize
24KB

Download
memory/316-26-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2712-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2712-2-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2712-9-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/2712-1-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/2712-14-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download