2c5f889c0ee2875232844939e32435f85b25d20a887cd1d2c63b5ce64154ba3e

Analysis

max time kernel
132s
max time network
139s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/09/2024, 22:22

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General

Target

2024-09-04_03ec9ad587ec5da57317126fe9620f94_cryptolocker.exe
Size

47KB
MD5

03ec9ad587ec5da57317126fe9620f94
SHA1

8402f524e19c0b4db10067aa60796934d0730551
SHA256

2c5f889c0ee2875232844939e32435f85b25d20a887cd1d2c63b5ce64154ba3e
SHA512

c2c59d38544a0d938434effb9beb4ab06618a10a0cab9d3a5da40867d3c583a50dbf91918df5d1f97bfc647be8b02b726186775d9fc96f074a2f2ace98c39ed8
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3TP7DFHuRcD9J5:X6QFElP6n+gJQMOtEvwDpjBmzDkWD9

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2560	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2092	2024-09-04_03ec9ad587ec5da57317126fe9620f94_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	2024-09-04_03ec9ad587ec5da57317126fe9620f94_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2560	2092	2024-09-04_03ec9ad587ec5da57317126fe9620f94_cryptolocker.exe	30
PID 2092 wrote to memory of 2560	2092	2024-09-04_03ec9ad587ec5da57317126fe9620f94_cryptolocker.exe	30
PID 2092 wrote to memory of 2560	2092	2024-09-04_03ec9ad587ec5da57317126fe9620f94_cryptolocker.exe	30
PID 2092 wrote to memory of 2560	2092	2024-09-04_03ec9ad587ec5da57317126fe9620f94_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-04_03ec9ad587ec5da57317126fe9620f94_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-04_03ec9ad587ec5da57317126fe9620f94_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2560

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\asih.exe

Filesize
47KB

MD5
bcc178aff9cb496cbe791a91b9d09c2f

SHA1
6692f6896e41f2bda05ebc4c644d0d1b6acf6d42

SHA256
aeb39b55f919ecff4e02116f0ed16009804b08822cc27d9035655936a7b3572a

SHA512
9992e21cfd13ceb44e268ef04d67f2673739bd7cf50fc72018f5a9eaf1f38ee9604fd1a422398923ea1d3c9da3db3d5af0216d809b94672905b030f7338a9a5f

Download Submit
memory/2092-0-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/2092-1-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2092-8-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/2560-15-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/2560-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download