2a2ac0974cfef0c748e8454b087b3351c6be2af8a423dfb69d5a711894411151

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 04:27

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General

Target

2024-09-19_6255c542acb17cb18f4d53891630bfc4_cryptolocker.exe
Size

49KB
MD5

6255c542acb17cb18f4d53891630bfc4
SHA1

4340450ac649bc072f82b167b1ad56f994c64348
SHA256

2a2ac0974cfef0c748e8454b087b3351c6be2af8a423dfb69d5a711894411151
SHA512

a61397a81c3f85649969a10ee0bef9204d30a7acda29f56962d945705aa3d0d0489f9514783e6138e2b5b8ae9acd6fad4c8c43e83a94ee9139ac7bf7f17e1bc0
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/BtOOtEvwDpjBVaD3E09vaT6424s:X6QFElP6n+gJBMOtEvwDpjBtET4ls

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2432	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2428	2024-09-19_6255c542acb17cb18f4d53891630bfc4_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	2024-09-19_6255c542acb17cb18f4d53891630bfc4_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 2428 wrote to memory of 2432	2428	2024-09-19_6255c542acb17cb18f4d53891630bfc4_cryptolocker.exe	29
PID 2428 wrote to memory of 2432	2428	2024-09-19_6255c542acb17cb18f4d53891630bfc4_cryptolocker.exe	29
PID 2428 wrote to memory of 2432	2428	2024-09-19_6255c542acb17cb18f4d53891630bfc4_cryptolocker.exe	29
PID 2428 wrote to memory of 2432	2428	2024-09-19_6255c542acb17cb18f4d53891630bfc4_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-09-19_6255c542acb17cb18f4d53891630bfc4_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-19_6255c542acb17cb18f4d53891630bfc4_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2428
- 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:2432

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
49KB

MD5
3de874fb0db8ec60d5b14e76b79b373d

SHA1
86fb41e9ac2f1164a56aa0dd2bc75e6399d82599

SHA256
fdd1046d1595f7585c9de85f649005738bdb4ca2f3981b02bc12b42d29e12fad

SHA512
8c6ad575ec9331473b6be84032315522cf8376833e2f5547e54d6630f3fda2da12fe79f095798fbc824a2fce45de6eef26fd55ce30280e1775bf9210f2518705

Download Submit
memory/2428-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2428-7-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2428-1-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2432-15-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2432-16-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download