0abd4177bb5ce96feddffea4a7e56aaedd66e8d6ee3799b16c08a2771c4e4ccb

Analysis

max time kernel
132s
max time network
142s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 03:36

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General

Target

2024-11-20_d0ec63aa51a5c14a8a9484ecc5c6a33d_cryptolocker.exe
Size

72KB
MD5

d0ec63aa51a5c14a8a9484ecc5c6a33d
SHA1

736b460eef2162994e9cd8513e89e8ff80325fd5
SHA256

0abd4177bb5ce96feddffea4a7e56aaedd66e8d6ee3799b16c08a2771c4e4ccb
SHA512

a7a21656cde5534e3d591e46daf3ab121fecbb6f135c56ab8c14b5d93c47ba30ce6b741edfe8059034ee1297e8e1481f83e4ce95390e39283dab890faed51d41
SSDEEP

1536:Dk/xY0sllyGQMOtEvwDpjwycDtKkQZQRKb61vSbgZ3QzNKUNZO5u:DW60sllyWOtEvwDpjwF85z

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1720	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
3012	2024-11-20_d0ec63aa51a5c14a8a9484ecc5c6a33d_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	2024-11-20_d0ec63aa51a5c14a8a9484ecc5c6a33d_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 3012 wrote to memory of 1720	3012	2024-11-20_d0ec63aa51a5c14a8a9484ecc5c6a33d_cryptolocker.exe	30
PID 3012 wrote to memory of 1720	3012	2024-11-20_d0ec63aa51a5c14a8a9484ecc5c6a33d_cryptolocker.exe	30
PID 3012 wrote to memory of 1720	3012	2024-11-20_d0ec63aa51a5c14a8a9484ecc5c6a33d_cryptolocker.exe	30
PID 3012 wrote to memory of 1720	3012	2024-11-20_d0ec63aa51a5c14a8a9484ecc5c6a33d_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-11-20_d0ec63aa51a5c14a8a9484ecc5c6a33d_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_d0ec63aa51a5c14a8a9484ecc5c6a33d_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3012
- 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:1720

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
73KB

MD5
851b4d8b2f6a1fe1943c44b12a0c0159

SHA1
8c67507273d268a08966210982c6fb934ccb96a1

SHA256
e63b022a529a4117100a83e5b72393779c65c77a50d5c840cc3c47784131b9a4

SHA512
2a77a390fc7eb7a5faf48449a32396ff4e24cb2de8f880c3b331584d0bc5dc4a4bb7a92cbdf87befe770f6f9bee0a83e2196aa81eb9ef65196e46504a88b03ef

Download Submit
memory/1720-17-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1720-24-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1720-25-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/3012-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/3012-8-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/3012-1-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/3012-2-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/3012-14-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download