d3c67ae184adc328f762840c7a60c270e18f739169b6cc986fd2b15a7fab7105

Analysis

max time kernel
147s
max time network
151s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11/09/2024, 03:34

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General

Target

2024-09-11_23b6e495beabd33735207feaca71d947_cryptolocker.exe
Size

50KB
MD5

23b6e495beabd33735207feaca71d947
SHA1

894ef79e076ee6593a9017efc97e1797ccb8f350
SHA256

d3c67ae184adc328f762840c7a60c270e18f739169b6cc986fd2b15a7fab7105
SHA512

5d77bc918aac68ae9f26103afc069ca81c9595b0d09f7c270bae36d337baa8b26efe8650daff0f413a7f0fd971293e2c0b6ce93bcb22a55b3ed1008ecba1c891
SSDEEP

768:26LsoVEeegiZPvEhHSP+gDdQtOOtEvwDpjtMLZdzuqpXsiE8Wq/DpkITu:26Q0ElP6G+gBQMOtEvwDpjgWMl7Tu

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2784	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2964	2024-09-11_23b6e495beabd33735207feaca71d947_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	2024-09-11_23b6e495beabd33735207feaca71d947_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 2964 wrote to memory of 2784	2964	2024-09-11_23b6e495beabd33735207feaca71d947_cryptolocker.exe	30
PID 2964 wrote to memory of 2784	2964	2024-09-11_23b6e495beabd33735207feaca71d947_cryptolocker.exe	30
PID 2964 wrote to memory of 2784	2964	2024-09-11_23b6e495beabd33735207feaca71d947_cryptolocker.exe	30
PID 2964 wrote to memory of 2784	2964	2024-09-11_23b6e495beabd33735207feaca71d947_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-11_23b6e495beabd33735207feaca71d947_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-11_23b6e495beabd33735207feaca71d947_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2964
- 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:2784

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

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

Filesize
50KB

MD5
6ae0423c4beb903d19a64b6fec228782

SHA1
3697430fcce7bbf6b5c04a7b182374185b89f5ee

SHA256
4844b75a5a6f4fd2c8739a0d0c945a2b5e076447af7b29ff7e7806c9876e4562

SHA512
2caba64ddc1d51ed74f92cce6547999a040cc78fb5a18cf8235e3066e32c94dd684fb9068eee45397b5eb74ae3867cae74f544beb72dc74f849de632f4350121

Download Submit
memory/2784-17-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2784-19-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2784-26-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2784-27-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2964-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2964-1-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2964-2-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2964-9-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2964-16-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2964-14-0x0000000000670000-0x000000000067B000-memory.dmp

Filesize
44KB

Download