4c1b83d85bde07d8dece7b3cc2bbb1ebbb31b716f08f8219bc70c1a23a12c6d3

Analysis

max time kernel
149s
max time network
155s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18/10/2024, 04:29

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General

Target

2024-10-18_51314437cc294dd265bdd4c8ca733eb9_cryptolocker.exe
Size

43KB
MD5

51314437cc294dd265bdd4c8ca733eb9
SHA1

7b39c36d994afd01e465c0b626a659e56fc10f7c
SHA256

4c1b83d85bde07d8dece7b3cc2bbb1ebbb31b716f08f8219bc70c1a23a12c6d3
SHA512

cb90075c7f46009fb77014f652afea13cdb74c793d35b28a60f9126b80edd55d065c7f748df1a6b51e28043a79963f1c4946404abcdc8556a0c9adea67bad2f8
SSDEEP

768:wHGGaSawqnwjRQ6ESlmFOsPoOdQtOOtEvwDpjm6j4AYsqSh+DETkedaRT:YGzl5wjRQBBOsP1QMOtEvwDpjl39+D+S

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2796	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2804	2024-10-18_51314437cc294dd265bdd4c8ca733eb9_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	asih.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-18_51314437cc294dd265bdd4c8ca733eb9_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 2796	2804	2024-10-18_51314437cc294dd265bdd4c8ca733eb9_cryptolocker.exe	30
PID 2804 wrote to memory of 2796	2804	2024-10-18_51314437cc294dd265bdd4c8ca733eb9_cryptolocker.exe	30
PID 2804 wrote to memory of 2796	2804	2024-10-18_51314437cc294dd265bdd4c8ca733eb9_cryptolocker.exe	30
PID 2804 wrote to memory of 2796	2804	2024-10-18_51314437cc294dd265bdd4c8ca733eb9_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-18_51314437cc294dd265bdd4c8ca733eb9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_51314437cc294dd265bdd4c8ca733eb9_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2804
- 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:2796

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
43KB

MD5
4f791b4c53368fc7391eadbaf595636d

SHA1
230f2b648f563018524ba19bf225a65f94bd45af

SHA256
bafc983ae372a2e114f0d80da33fcfe27059fc317209a933baadd778bf19ed8e

SHA512
94d9b489e99b29210861b75d2f6d4535370345c309b0ce30c764898b548829b348acb659cd599a5aa10a87be7755554fe55e56f519fdd80fb6f9123d7fe8fc49

Download Submit
memory/2796-16-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2796-18-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/2796-19-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2796-26-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2804-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/2804-1-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2804-9-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2804-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2804-15-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download