08b6af118b07cddd18958ea427ef26f87c39771ccdad3ed7e6b8f0c4641f53f6

Analysis

max time kernel
1200s
max time network
903s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
16/05/2023, 10:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

CobaltStrike48-pwn3rzs-cyberarsenal.7z
Size

61.6MB
MD5

f7434aea00ed4fdb58801bf1431bbab8
SHA1

29dbd82961f6b7ff13b2becd59ab24ded72add4a
SHA256

08b6af118b07cddd18958ea427ef26f87c39771ccdad3ed7e6b8f0c4641f53f6
SHA512

53c552390c8fbb59782cfafe86cb75b6c868207c2b3995b6e5be442cccbff92b16513befc876eed49f12bac3695a60444ffb91996a9018e2fa507fc96a45f396
SSDEEP

1572864:EaO6PJhFnkNodXV9GXiNMdjl5bUMIis7+42y:PFPJhFnYwGXiNMdx5bZIVR7

Score

3^/10

Malware Config

Signatures

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
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\.7z\ = "7z_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\7z_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\7z_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\7z_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\7z_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\.7z	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\7z_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\7z_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1220 wrote to memory of 1336	1220	cmd.exe	28
PID 1220 wrote to memory of 1336	1220	cmd.exe	28
PID 1220 wrote to memory of 1336	1220	cmd.exe	28
PID 1336 wrote to memory of 1472	1336	rundll32.exe	29
PID 1336 wrote to memory of 1472	1336	rundll32.exe	29
PID 1336 wrote to memory of 1472	1336	rundll32.exe	29
PID 1336 wrote to memory of 1472	1336	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\CobaltStrike48-pwn3rzs-cyberarsenal.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:1220
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\CobaltStrike48-pwn3rzs-cyberarsenal.7z
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1336
- - 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\CobaltStrike48-pwn3rzs-cyberarsenal.7z"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1472

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

Windows 7 deprecation

Loading Replay Monitor...