87d908f92b92ad5134fab3b2b10318b70032f430b5707affd3d4541c17389484

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
06/08/2023, 18:16

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General

Target

9097ed511c3fb7b7935adea6fd25b4fc_cryptolocker_JC.exe
Size

39KB
MD5

9097ed511c3fb7b7935adea6fd25b4fc
SHA1

242cff7af0b3978013b3a399fd8c86601873f9a4
SHA256

87d908f92b92ad5134fab3b2b10318b70032f430b5707affd3d4541c17389484
SHA512

057a9f5d292f0dfeadcbc4738056304e07f6087b6d99203bcba51b6e2682295709564cd954408e1ae9c33b1c2052c7963e4e788b78fe6e5b2c98c40bea2ced2d
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVajSKm5uzOH7s2q:X6QFElP6n+gJQMOtEvwDpjBcSKm5uGa

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3388	asih.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3420 wrote to memory of 3388	3420	9097ed511c3fb7b7935adea6fd25b4fc_cryptolocker_JC.exe	82
PID 3420 wrote to memory of 3388	3420	9097ed511c3fb7b7935adea6fd25b4fc_cryptolocker_JC.exe	82
PID 3420 wrote to memory of 3388	3420	9097ed511c3fb7b7935adea6fd25b4fc_cryptolocker_JC.exe	82

C:\Users\Admin\AppData\Local\Temp\9097ed511c3fb7b7935adea6fd25b4fc_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\9097ed511c3fb7b7935adea6fd25b4fc_cryptolocker_JC.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3420
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:3388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
40KB

MD5
04106302fca9a5420ac864a329a8fd96

SHA1
37bd89ac9a3f69ec2ac3af43e5018d51af4672df

SHA256
5e390748668cca0270da47e67c399eda34816803e244ec365077888dc7e7ee60

SHA512
dd5361c7fa6081d3ab6ca61c60513a6c088a79e942fe760e5c2de32ea04d87838bf68af7f297bb261c80988c06de80701778976bcc8575b1f522e2773786bd1d

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
40KB

MD5
04106302fca9a5420ac864a329a8fd96

SHA1
37bd89ac9a3f69ec2ac3af43e5018d51af4672df

SHA256
5e390748668cca0270da47e67c399eda34816803e244ec365077888dc7e7ee60

SHA512
dd5361c7fa6081d3ab6ca61c60513a6c088a79e942fe760e5c2de32ea04d87838bf68af7f297bb261c80988c06de80701778976bcc8575b1f522e2773786bd1d

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
40KB

MD5
04106302fca9a5420ac864a329a8fd96

SHA1
37bd89ac9a3f69ec2ac3af43e5018d51af4672df

SHA256
5e390748668cca0270da47e67c399eda34816803e244ec365077888dc7e7ee60

SHA512
dd5361c7fa6081d3ab6ca61c60513a6c088a79e942fe760e5c2de32ea04d87838bf68af7f297bb261c80988c06de80701778976bcc8575b1f522e2773786bd1d

Download Submit
memory/3388-150-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/3420-133-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/3420-134-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/3420-135-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download