3f9c08ebbaa8f8ff2c9c4bd01658ff804726f20237e00c88761a6c001b94dc7f

Analysis

max time kernel
148s
max time network
153s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-09-2024 05:24

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General

Target

2024-09-12_1b2b613d177698e9b1a9a10454295679_cryptolocker.exe
Size

67KB
MD5

1b2b613d177698e9b1a9a10454295679
SHA1

468c47b6b3d7c0c18864a7fe90ed1cb89adaeffc
SHA256

3f9c08ebbaa8f8ff2c9c4bd01658ff804726f20237e00c88761a6c001b94dc7f
SHA512

5bca0cd4d2741740a54ddeb5c3853894f6c363bc67fab21bf7970a370bda05870b69b7454444c51d8ab2ed32a1843623d751747bcdfac4122a785c389456f628
SSDEEP

1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsijC:BbdDmjr+OtEvwDpjM8r

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2688	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2216	2024-09-12_1b2b613d177698e9b1a9a10454295679_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	2024-09-12_1b2b613d177698e9b1a9a10454295679_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 2216 wrote to memory of 2688	2216	2024-09-12_1b2b613d177698e9b1a9a10454295679_cryptolocker.exe	30
PID 2216 wrote to memory of 2688	2216	2024-09-12_1b2b613d177698e9b1a9a10454295679_cryptolocker.exe	30
PID 2216 wrote to memory of 2688	2216	2024-09-12_1b2b613d177698e9b1a9a10454295679_cryptolocker.exe	30
PID 2216 wrote to memory of 2688	2216	2024-09-12_1b2b613d177698e9b1a9a10454295679_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-12_1b2b613d177698e9b1a9a10454295679_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-12_1b2b613d177698e9b1a9a10454295679_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2216
- 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:2688

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
67KB

MD5
0b60a70efae06bd2740884f14f5ec3e0

SHA1
8ec2535c50d928e4af7c121f11161e468b3fc28a

SHA256
e402dd4c96f51e8cfc339f9af3d48fbff4482a2165fd5e9b90d8ad58496b291c

SHA512
6af35b398cb9a5c581d9cc29f2c5126f284dddad23e071481de0bfdab7f6164da0fd39937cc0f42e424619e155911361f7b2bef07f2167e8c5089175a0b51644

Download Submit
memory/2216-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2216-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2216-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2216-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2216-15-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2688-24-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download