2d952fedf846b7d19e3e75632fa03826b6da922ba04c308283c5ce8110a5e456

Analysis

max time kernel
103s
max time network
16s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
25-05-2024 22:45

Target

troll.pyc
Size

2KB
MD5

f4c02d1f0a86849a1d6cdc0f996036d1
SHA1

0eedd3a627bee8d321553f5d97978216490af2e5
SHA256

a0a969ae358d472a5245fda0cccd062fd6a21e431356da6f6f8b55ccdd7982f8
SHA512

dc11a264125f21932a95f67c89766cdfe8aaa96c027181a8901b58e11c1831332d487317af967786f13ed0a1939128522626cfe3476010b2d18bb4060b7f31be

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 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2532 AcroRd32.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

2532 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2532 AcroRd32.exe
2532 AcroRd32.exe
2532 AcroRd32.exe

pid	process
2532	AcroRd32.exe

pid	process
2532	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2040 wrote to memory of 2516	2040	cmd.exe	rundll32.exe
PID 2040 wrote to memory of 2516	2040	cmd.exe	rundll32.exe
PID 2040 wrote to memory of 2516	2040	cmd.exe	rundll32.exe
PID 2516 wrote to memory of 2532	2516	rundll32.exe	AcroRd32.exe
PID 2516 wrote to memory of 2532	2516	rundll32.exe	AcroRd32.exe
PID 2516 wrote to memory of 2532	2516	rundll32.exe	AcroRd32.exe
PID 2516 wrote to memory of 2532	2516	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\troll.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\troll.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2516
- - 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\troll.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    PID:2532

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
a429dfd97046a4c8c78914eab4a0df04

SHA1
8ac388cf0fd1fdc60e98be588e3426cb24b5ed54

SHA256
b575d43416db77cacbb35f60e4ad599b84e47b09c0d962bf48a6180fed819e1c

SHA512
e9cb220d221dcb7f81a5937391ef949fa2f2674fb3f7b819ff5704512f047f4ea6dcf5ea843e65acde8d28e6cf45a25473db47c5d0ed312ee76450d24bc309bf

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