8da38a95dc8e3f86d06a675d4b0bc78e85fb2261edde948d4cda555f38eda394

Analysis

max time kernel
150s
max time network
158s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/11/2024, 06:47

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General

Target

2024-11-21_56638c7992addf377b5d2b799f3d21d9_cryptolocker.exe
Size

61KB
MD5

56638c7992addf377b5d2b799f3d21d9
SHA1

ff418e5a8972ddf84bb412108d0671b08b790ff5
SHA256

8da38a95dc8e3f86d06a675d4b0bc78e85fb2261edde948d4cda555f38eda394
SHA512

a8707308fb9d4f7b6d4fdbea297f79f1aed43993540388190503240e9094ed9a29c8f89e2e8e8d2c1a777635698a5cfae3279e8dc667029d46dc12830a08678c
SSDEEP

1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMa:TCjsIOtEvwDpj5HE/OUHnSMp

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1588	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1872	2024-11-21_56638c7992addf377b5d2b799f3d21d9_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	2024-11-21_56638c7992addf377b5d2b799f3d21d9_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 1872 wrote to memory of 1588	1872	2024-11-21_56638c7992addf377b5d2b799f3d21d9_cryptolocker.exe	30
PID 1872 wrote to memory of 1588	1872	2024-11-21_56638c7992addf377b5d2b799f3d21d9_cryptolocker.exe	30
PID 1872 wrote to memory of 1588	1872	2024-11-21_56638c7992addf377b5d2b799f3d21d9_cryptolocker.exe	30
PID 1872 wrote to memory of 1588	1872	2024-11-21_56638c7992addf377b5d2b799f3d21d9_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-11-21_56638c7992addf377b5d2b799f3d21d9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-21_56638c7992addf377b5d2b799f3d21d9_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1872
- 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:1588

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

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

Filesize
62KB

MD5
fd127ca5999d1f4ca5f154d9e0e03d8b

SHA1
99dd84b6f9d75408004662a89f5866d5607c8a5a

SHA256
bef68abb7174b51ff8f577da71228b253ecc0ea26d8bb05752045b01668b6e04

SHA512
6c158233b3d613212a9dc5feea7c1a98fa9253841f6cb6ad0487e545122ef118455e7438b142f410e6f67df4e4468a2984167455b9ea7b781fdaeb29cf246aa5

Download Submit
memory/1588-16-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/1588-18-0x0000000000530000-0x0000000000536000-memory.dmp

Filesize
24KB

Download
memory/1588-25-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1588-26-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/1872-0-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/1872-2-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1872-9-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1872-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1872-14-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download