0efb201862f2e484e0366dc8bc7a46c70c34057320c1020bc8bf73d9e57a312d

Analysis

max time kernel
156s
max time network
42s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
04/05/2023, 18:50

Target

Total Network Inventory 2/TEMP/PISWKSD007_10E7C61AF08A.inv
Size

82KB
MD5

649e3be268ec9f420896c4c57976a729
SHA1

ed776c0afe1b01349ce8468880ed77cade49c3e6
SHA256

a053375491c88a03d8ecafc5d60332bb187d7f1fa6afc350de435ff5bd4c689a
SHA512

d0b91d3558c3356ab08a8b79b9b40a51a19a2c9b4dfcadebdade676afdb22bfbc182711e4aa982bb505fbf66b0272ada55135c18e222dbf24bfb9d1f5a577e50
SSDEEP

1536:hXBc/RgWUSiLpDZi3x4fhRbXQ4dgp7SkLPxH4IobzABnMBq8sm+tPn0hhZkvq8rH:NwRFUVLxgFGkLPxubz8MBq8V+t8hhG

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

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1820	AcroRd32.exe
1820	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 852 wrote to memory of 564	852	cmd.exe	29
PID 852 wrote to memory of 564	852	cmd.exe	29
PID 852 wrote to memory of 564	852	cmd.exe	29
PID 564 wrote to memory of 1820	564	rundll32.exe	30
PID 564 wrote to memory of 1820	564	rundll32.exe	30
PID 564 wrote to memory of 1820	564	rundll32.exe	30
PID 564 wrote to memory of 1820	564	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Total Network Inventory 2\TEMP\PISWKSD007_10E7C61AF08A.inv"
1⤵
- Suspicious use of WriteProcessMemory
PID:852
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Total Network Inventory 2\TEMP\PISWKSD007_10E7C61AF08A.inv
  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\Total Network Inventory 2\TEMP\PISWKSD007_10E7C61AF08A.inv"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1820

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact