1d6603d98dc8c1c9c939d91f19399d5657a55967d4c3ae063e3bc0bfaa4164e4

Analysis

max time kernel
131s
max time network
140s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 08:17

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General

Target

2024-10-31_fd265d78d9883573927734e9815213e7_cryptolocker.exe
Size

40KB
MD5

fd265d78d9883573927734e9815213e7
SHA1

5a9d70cb3ba923e58e0560be238b2477ecf4633e
SHA256

1d6603d98dc8c1c9c939d91f19399d5657a55967d4c3ae063e3bc0bfaa4164e4
SHA512

96e26d76e1b026338a1d5c4c06d71d217d7263dc733e89145c5f50ae2a3ae07bde5dbcc606c4d1e641ae5fb7236b1a5b9c1be76ecb4dfd241eede9b3df348236
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaacQsdRLIk:X6QFElP6n+gJQMOtEvwDpjBsQpk

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2512	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
348	2024-10-31_fd265d78d9883573927734e9815213e7_cryptolocker.exe

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	2024-10-31_fd265d78d9883573927734e9815213e7_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 348 wrote to memory of 2512	348	2024-10-31_fd265d78d9883573927734e9815213e7_cryptolocker.exe	30
PID 348 wrote to memory of 2512	348	2024-10-31_fd265d78d9883573927734e9815213e7_cryptolocker.exe	30
PID 348 wrote to memory of 2512	348	2024-10-31_fd265d78d9883573927734e9815213e7_cryptolocker.exe	30
PID 348 wrote to memory of 2512	348	2024-10-31_fd265d78d9883573927734e9815213e7_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-31_fd265d78d9883573927734e9815213e7_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-31_fd265d78d9883573927734e9815213e7_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:348
- 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:2512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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
40KB

MD5
fa55b89ca13ac86ae00657884301dc60

SHA1
8640f1bf7868966e2b2ca09c8819a1e7a6e0b77d

SHA256
11a05cb24050b4e1844b06b7e187f7cc65164d66d12acb9081e0f34e92fcaf09

SHA512
e02405dc277c4749e6bb0a9332d4dc60897f766269ec61a3a68fbc72bd31e6d2d7dca233510a8d8feb4988a781be7957afa524be4929f2874d32de3541ce91fa

Download Submit
memory/348-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/348-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/348-7-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2512-16-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2512-15-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download