03a8a4335d1cae2d87a1a52a9853d134cf8fff312bd3388edf92c6fe12631332

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 11:54

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General

Target

2024-09-11_e3c3ee4743ed7be4ade8a170d4e14cb3_cryptolocker.exe
Size

73KB
MD5

e3c3ee4743ed7be4ade8a170d4e14cb3
SHA1

9c849dd1dd5c1eed3a981d084ce19c8b1f35dcea
SHA256

03a8a4335d1cae2d87a1a52a9853d134cf8fff312bd3388edf92c6fe12631332
SHA512

5a5dfae9607e4d51a8bec3acff76d894a2d4e0feee02e9fb53249c62ccd43def9b2d8af4949ddcb0628d0a5ad69d6827d8e361ead757e4397dfcc1bf060b32f3
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/RG:vj+jsMQMOtEvwDpj5HZYTjipvF24pM

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1280	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1600	2024-09-11_e3c3ee4743ed7be4ade8a170d4e14cb3_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	2024-09-11_e3c3ee4743ed7be4ade8a170d4e14cb3_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 1600 wrote to memory of 1280	1600	2024-09-11_e3c3ee4743ed7be4ade8a170d4e14cb3_cryptolocker.exe	30
PID 1600 wrote to memory of 1280	1600	2024-09-11_e3c3ee4743ed7be4ade8a170d4e14cb3_cryptolocker.exe	30
PID 1600 wrote to memory of 1280	1600	2024-09-11_e3c3ee4743ed7be4ade8a170d4e14cb3_cryptolocker.exe	30
PID 1600 wrote to memory of 1280	1600	2024-09-11_e3c3ee4743ed7be4ade8a170d4e14cb3_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-11_e3c3ee4743ed7be4ade8a170d4e14cb3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-11_e3c3ee4743ed7be4ade8a170d4e14cb3_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1600
- 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:1280

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\misid.exe

Filesize
74KB

MD5
07e6ee21d0b5b7b65d0ab4b9f1f003ea

SHA1
4c88daa50cc3ffb18cf235cdb37e3568a29852fa

SHA256
4efe91ed2cd406bed84df836c7dab684df4c75fe38c9f799b9ff9ee83b6e682a

SHA512
61d0e0a4b598cb5408e19734aced0cf70ade894fbba886bdcb5dc997e1646a7e5a30890c746bf9d8b17773f81fc490533d7f841004b1dff38ded1c15d3083cf8

Download Submit
memory/1280-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1280-15-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/1600-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1600-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1600-9-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download