3f062405c6f5f1d1a40440e2a59b09a18d31fc8008208120e4399e1f8140c09b

Analysis

max time kernel
147s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 11:44

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General

Target

2024-10-17_00f39eedda7081b7a2d3b83360bf0bf3_cryptolocker.exe
Size

44KB
MD5

00f39eedda7081b7a2d3b83360bf0bf3
SHA1

979018689e45f62739f9c802be7e9aabc47f6a3d
SHA256

3f062405c6f5f1d1a40440e2a59b09a18d31fc8008208120e4399e1f8140c09b
SHA512

d91f12d01863ec93051150eb318a4ba8235ab2733431f0ba3dd261130f08d19b63629b00ffd303e2d698d8c8214a0f499db6dbce473e85c96fd886bce116c899
SSDEEP

768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmoSQCVUBJUkQqAHBIG05WtyU8P:qmbhXDmjr5MOtEvwDpj5cDtKkQZQPdP

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2776	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
3048	2024-10-17_00f39eedda7081b7a2d3b83360bf0bf3_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	2024-10-17_00f39eedda7081b7a2d3b83360bf0bf3_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 3048 wrote to memory of 2776	3048	2024-10-17_00f39eedda7081b7a2d3b83360bf0bf3_cryptolocker.exe	30
PID 3048 wrote to memory of 2776	3048	2024-10-17_00f39eedda7081b7a2d3b83360bf0bf3_cryptolocker.exe	30
PID 3048 wrote to memory of 2776	3048	2024-10-17_00f39eedda7081b7a2d3b83360bf0bf3_cryptolocker.exe	30
PID 3048 wrote to memory of 2776	3048	2024-10-17_00f39eedda7081b7a2d3b83360bf0bf3_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-17_00f39eedda7081b7a2d3b83360bf0bf3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-17_00f39eedda7081b7a2d3b83360bf0bf3_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- 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:2776

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

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

Filesize
44KB

MD5
8c725ce6bd6fb51b21fd34d2f4adc119

SHA1
9f275aba8c0e0332657eb8327159f439cd499ac7

SHA256
bcf36fbc7c0c43929d1179f0ccdc9ebbdc66bbce73fe7466543f6c9e46aeeec7

SHA512
0e69f5f46477b49884c0548b0c935b388e490dff97b082e4348f0b22a6500a1293952e475ba24354550541ef9839bb250d8bf0eb1c123ba9c01eeb7bcf993924

Download Submit
memory/2776-18-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/2776-25-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/2776-26-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3048-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3048-2-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/3048-9-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/3048-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/3048-15-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download