d17a92c2fbb1a69231cf3d26590b81f4a0d0af846b27ea1e3fc4e70de0e5c33b

Analysis

max time kernel
132s
max time network
139s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-09-2024 08:50

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General

Target

2024-09-30_ed993f459705c27193b206ef54911854_cryptolocker.exe
Size

46KB
MD5

ed993f459705c27193b206ef54911854
SHA1

d4c69971aef6453cccf36b2dd5f00977c71f36ee
SHA256

d17a92c2fbb1a69231cf3d26590b81f4a0d0af846b27ea1e3fc4e70de0e5c33b
SHA512

501e3b3384183da5f31edb6021274202f25679823cf4b7207fb69ffe889c0a20025ae3d8e38df55136b1f7f9a6344465a8ea51b6a7ab8fec86956378fdd529c8
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3TP7DFHuRcD9HyX:X6QFElP6n+gJQMOtEvwDpjBmzDkWDt4

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1684	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2340	2024-09-30_ed993f459705c27193b206ef54911854_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	2024-09-30_ed993f459705c27193b206ef54911854_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 2340 wrote to memory of 1684	2340	2024-09-30_ed993f459705c27193b206ef54911854_cryptolocker.exe	30
PID 2340 wrote to memory of 1684	2340	2024-09-30_ed993f459705c27193b206ef54911854_cryptolocker.exe	30
PID 2340 wrote to memory of 1684	2340	2024-09-30_ed993f459705c27193b206ef54911854_cryptolocker.exe	30
PID 2340 wrote to memory of 1684	2340	2024-09-30_ed993f459705c27193b206ef54911854_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-30_ed993f459705c27193b206ef54911854_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-30_ed993f459705c27193b206ef54911854_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2340
- 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:1684

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
46KB

MD5
5547a739f149dbd9ab897c08d497b1fc

SHA1
766e6ee0731f1effa7d26a626f2d877bc109bc73

SHA256
c89ac16824a638d506c9b87ac57354262ad004026cf8aca33e821cdc7ce4e5e6

SHA512
11572b356125b2fa30cb436019d1d95c0f2eeb1088282e658c7bad884b2ec5aee865373fd64ce5ed0b228b4a9f4cc40217d35dd504b8797ba30ee7b424ac6d0c

Download Submit
memory/1684-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2340-0-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2340-2-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download