804ac098aca19eafbd5b07f5f84543e3475a4dc9586d8bc3fcf7f4f83a918cbc

Analysis

max time kernel
150s
max time network
31s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
15-11-2022 15:55

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General

Target

sript.autoit
Size

136KB
MD5

0bb6c9e676ac5a89004e97587a3ed419
SHA1

f619dcf92595c4541a36c04a11cb0c95fbaf602e
SHA256

7c3d215e085c842786240fd5aff5fe910c2409a2ce16ec2749193dde70ea33c2
SHA512

881c26d40389160f92e8f204e74a41ee3a8270942b7664192dfb5fc7bc2162586bb523af3cdc59f056f0ecad5f2f0404721ccc6c93e1c256beacbca89cddecb7
SSDEEP

768:H1+m35uj8ntK5uvphxBzOioA6uFcs6IR5o:V+mAYtK5uvRhFcs6Iro

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\autoit_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\autoit_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\autoit_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\autoit_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\autoit_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\.autoit	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\.autoit\ = "autoit_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\autoit_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1932	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1932	AcroRd32.exe
1932	AcroRd32.exe
1932	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 940 wrote to memory of 860	940	cmd.exe	29
PID 940 wrote to memory of 860	940	cmd.exe	29
PID 940 wrote to memory of 860	940	cmd.exe	29
PID 860 wrote to memory of 1932	860	rundll32.exe	30
PID 860 wrote to memory of 1932	860	rundll32.exe	30
PID 860 wrote to memory of 1932	860	rundll32.exe	30
PID 860 wrote to memory of 1932	860	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\sript.autoit
1⤵
- Suspicious use of WriteProcessMemory
PID:940
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\sript.autoit
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:860
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\sript.autoit"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1932

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/940-54-0x000007FEFB7C1000-0x000007FEFB7C3000-memory.dmp

Filesize
8KB

Download
memory/1932-82-0x0000000075991000-0x0000000075993000-memory.dmp

Filesize
8KB

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