40192911ec5d1ea50f1ac1c63ded889625ee624993230dc43f9024b9935d8c67

Analysis

max time kernel
132s
max time network
142s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 06:58

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General

Target

2024-08-25_b69c5fa5d12dea892d5f256e2c7abbc2_cryptolocker.exe
Size

44KB
MD5

b69c5fa5d12dea892d5f256e2c7abbc2
SHA1

609d6b564d37e4072284c29d6783a0162fd2d947
SHA256

40192911ec5d1ea50f1ac1c63ded889625ee624993230dc43f9024b9935d8c67
SHA512

276436de9ad10f1aa5e7d4c665ca1e33c88d08849cafeb929fd90ce7c0b0d91f679417ffa8efc23f6b80b51910a29e634322aa55418a0d2da38d73e145ccb475
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3TP7DFHuRcD9CtJuq:X6QFElP6n+gJQMOtEvwDpjBmzDkWD8tV

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2400	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2688	2024-08-25_b69c5fa5d12dea892d5f256e2c7abbc2_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	2024-08-25_b69c5fa5d12dea892d5f256e2c7abbc2_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 2688 wrote to memory of 2400	2688	2024-08-25_b69c5fa5d12dea892d5f256e2c7abbc2_cryptolocker.exe	30
PID 2688 wrote to memory of 2400	2688	2024-08-25_b69c5fa5d12dea892d5f256e2c7abbc2_cryptolocker.exe	30
PID 2688 wrote to memory of 2400	2688	2024-08-25_b69c5fa5d12dea892d5f256e2c7abbc2_cryptolocker.exe	30
PID 2688 wrote to memory of 2400	2688	2024-08-25_b69c5fa5d12dea892d5f256e2c7abbc2_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-08-25_b69c5fa5d12dea892d5f256e2c7abbc2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-25_b69c5fa5d12dea892d5f256e2c7abbc2_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688
- 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:2400

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
8b15af311722e10990f1403e0f40dcb0

SHA1
e20da65a4e418c7be2eb166992ef9f8f150244bb

SHA256
e3f2cb16208920d53a765fde0fe997c0fd1a4898d8eaec9fdd22fd561249f2cb

SHA512
c2231b1891d26745ce68221d9825198cec363dc9adad5ef1c0924f92b0c8c14025bf501f2be598c8deeeb028ecfd30b6cd6a2b61cc207a554d0cf99a8f4ea572

Download Submit
memory/2400-22-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2400-15-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2688-8-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2688-1-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2688-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download