e82fc2cb499ae71a6769fc31a82089b10511eabd16a9ea15f7a4cf2a4ffc44f3

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-09-2024 11:24

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General

Target

2024-09-06_a57cd306d11c06a9571ad015f1749bf8_cryptolocker.exe
Size

50KB
MD5

a57cd306d11c06a9571ad015f1749bf8
SHA1

fb132236fc81ee08b72a06fcc9628efbb353bda1
SHA256

e82fc2cb499ae71a6769fc31a82089b10511eabd16a9ea15f7a4cf2a4ffc44f3
SHA512

5b798211522100998e9e7773773ab716564158e3b12423987edcb45440395257a06d3137691881de5644c58eb2ca177f1589a3a5e98b3e1ed150a60c3003df64
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/Uth8igNrr42A7n0FmB0n1:vj+jsMQMOtEvwDpj5HczerLO04BC

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2728	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2808	2024-09-06_a57cd306d11c06a9571ad015f1749bf8_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	2024-09-06_a57cd306d11c06a9571ad015f1749bf8_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	misid.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2728	2808	2024-09-06_a57cd306d11c06a9571ad015f1749bf8_cryptolocker.exe	31
PID 2808 wrote to memory of 2728	2808	2024-09-06_a57cd306d11c06a9571ad015f1749bf8_cryptolocker.exe	31
PID 2808 wrote to memory of 2728	2808	2024-09-06_a57cd306d11c06a9571ad015f1749bf8_cryptolocker.exe	31
PID 2808 wrote to memory of 2728	2808	2024-09-06_a57cd306d11c06a9571ad015f1749bf8_cryptolocker.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-09-06_a57cd306d11c06a9571ad015f1749bf8_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-06_a57cd306d11c06a9571ad015f1749bf8_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2728

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\misid.exe

Filesize
50KB

MD5
f6bc9dc9031dbf52a7237f379b83f185

SHA1
7af9500a4b3446eca6bec2e3afe6d23d8d70e4ea

SHA256
c7d0051b872448e989ea806f70a90dc870a04cb4b2733abf6a81101a7566d9f5

SHA512
b93e573feb921fea4867c6ba87389e56f0579d51efd900a4e4c3faef809ffb2c2034a3a1393d18e07f949e7ee42a63dece4e0090220bee23ca40cd50488383e8

Download Submit
memory/2728-22-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/2808-1-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/2808-8-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2808-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download