4b0c097dfd6d7c94b6288d49a216f57919982ea31f8dda97a1f62a21e7041435

Analysis

max time kernel
1797s
max time network
1619s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
15/05/2023, 17:13

Target

Main/Adobe AIR/Versions/1.0/Resources/Licenses/cairo/COPYING-MPL-1.1
Size

25KB
MD5

1b8b981cbb6b2b3f93c43b1915bdf812
SHA1

992f31454b275eb1b85c802c278363d847c301b2
SHA256

fa01277004aff314888151ea523bdf390992892e13523984f221695d48c7455b
SHA512

0b169c79d54bc05e4bb500a38e28ddc964f6ad33f8ea090410de0fd9a5070bd6f8da10f013a81015be9705af63569c05bda404d43533747869c597b7235226b3
SSDEEP

384:buWs7CnfRzQeCrmKr2UQDjYi4dd7KGBKPm0XgUVfVq/XBXC1UQlyX:ds7Cc5/QDpZsKe6fVq/XB0UQlyX

Score

3^/10

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

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\1_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\1_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\1_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\1_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\1_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\.1	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\.1\ = "1_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\1_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1236 wrote to memory of 564	1236	cmd.exe	29
PID 1236 wrote to memory of 564	1236	cmd.exe	29
PID 1236 wrote to memory of 564	1236	cmd.exe	29
PID 564 wrote to memory of 1280	564	rundll32.exe	30
PID 564 wrote to memory of 1280	564	rundll32.exe	30
PID 564 wrote to memory of 1280	564	rundll32.exe	30
PID 564 wrote to memory of 1280	564	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Main\Adobe AIR\Versions\1.0\Resources\Licenses\cairo\COPYING-MPL-1.1"
1⤵
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Main\Adobe AIR\Versions\1.0\Resources\Licenses\cairo\COPYING-MPL-1.1
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:564
- - 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\Main\Adobe AIR\Versions\1.0\Resources\Licenses\cairo\COPYING-MPL-1.1"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1280

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact