52d3765f0d1b2982e0f30f22233adfdd312ecc59e60ac6f4fa72893d1f8f8a8c

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
13/10/2024, 08:29

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General

Target

2024-10-13_541ba09669e5f1f03365df460e42e788_cryptolocker.exe
Size

36KB
MD5

541ba09669e5f1f03365df460e42e788
SHA1

32be32f10622f3d65f41a584f1103730fe273202
SHA256

52d3765f0d1b2982e0f30f22233adfdd312ecc59e60ac6f4fa72893d1f8f8a8c
SHA512

e1dc3531037c2e3d66e10d44b786f1ba0bf26a24193fc1929f95c896ac24318be25ffcb46ee4b302f57150714822dc54e5a0b05b6c051b78a37da0027035ef0f
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpjeJQLI3Jnoehr:V6QFElP6n+gMQMOtEvwDpjeJQy1hr

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2836	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2756	2024-10-13_541ba09669e5f1f03365df460e42e788_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	2024-10-13_541ba09669e5f1f03365df460e42e788_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 2756 wrote to memory of 2836	2756	2024-10-13_541ba09669e5f1f03365df460e42e788_cryptolocker.exe	30
PID 2756 wrote to memory of 2836	2756	2024-10-13_541ba09669e5f1f03365df460e42e788_cryptolocker.exe	30
PID 2756 wrote to memory of 2836	2756	2024-10-13_541ba09669e5f1f03365df460e42e788_cryptolocker.exe	30
PID 2756 wrote to memory of 2836	2756	2024-10-13_541ba09669e5f1f03365df460e42e788_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-13_541ba09669e5f1f03365df460e42e788_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-13_541ba09669e5f1f03365df460e42e788_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756
- 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:2836

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
37KB

MD5
4326a053e320a163ee0b6b0f2c872dda

SHA1
3f20f8c7f6efdb47dc74fc7bdb9c43d15f66dc1c

SHA256
588339e71c54020eb8f919ed304129fdb242a9a3be4027c3a952489bf4b68128

SHA512
08097cd7dce1d3be3957e80a885dfc0ef959d8924f77e295f741b0259d90567ec8234324b7c4036667900a982c08a814c20fb59f1bddd16130a13b7c873753f4

Download Submit
memory/2756-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2756-1-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/2756-8-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2836-15-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download