ea2c9bca41b40af03705766748260a50120060556f28a71b5f038e6f64c15f0e

Analysis

max time kernel
148s
max time network
154s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 03:22

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General

Target

2024-11-20_07efedf57f3ba59cb1f21811b2c75127_cryptolocker.exe
Size

34KB
MD5

07efedf57f3ba59cb1f21811b2c75127
SHA1

98638beba81a48b27e9ea99c925de406fd118649
SHA256

ea2c9bca41b40af03705766748260a50120060556f28a71b5f038e6f64c15f0e
SHA512

0d97ef71874fa57bfaa0370752c22e6f486be653a4455fa992759dabbc6e8a6294d8787871619c9257fd21a2eb7ec1cb1e42711d6db3c1094969fff57bf6f60f
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXuaD:bG74zYcgT/Ekd0ryfj6

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2824	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2580	2024-11-20_07efedf57f3ba59cb1f21811b2c75127_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	hasfj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-20_07efedf57f3ba59cb1f21811b2c75127_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 2824	2580	2024-11-20_07efedf57f3ba59cb1f21811b2c75127_cryptolocker.exe	30
PID 2580 wrote to memory of 2824	2580	2024-11-20_07efedf57f3ba59cb1f21811b2c75127_cryptolocker.exe	30
PID 2580 wrote to memory of 2824	2580	2024-11-20_07efedf57f3ba59cb1f21811b2c75127_cryptolocker.exe	30
PID 2580 wrote to memory of 2824	2580	2024-11-20_07efedf57f3ba59cb1f21811b2c75127_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-11-20_07efedf57f3ba59cb1f21811b2c75127_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_07efedf57f3ba59cb1f21811b2c75127_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2824

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\hasfj.exe

Filesize
34KB

MD5
c8b430951ff518364629785d1519aa80

SHA1
383b1e6b959233ee0f1d82d4b9d2148e957a5abb

SHA256
6929e1e677a0ca7bf1c433b6f6020e82fb395d56b383754c93858f2580966ad2

SHA512
4b7b52eacd7687d880297a8ef36b2ef77cd1df6c5d7716d9aa8d38992c1a62aa55bc3cc54c3d12d06b5ffc3b770d5df19f91f18f4c611a0c2bf9cb89f4e05921

Download Submit
memory/2580-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2580-2-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/2580-1-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2580-9-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2580-15-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2824-17-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2824-24-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2824-25-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download