Analysis

  • max time kernel
    158s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    08-02-2022 01:07

General

  • Target

    PICS.exe

  • Size

    332KB

  • MD5

    04426b499f9dbfe2d64d0427f8886e89

  • SHA1

    5a37717c3bd6f124995591bb1ff89dedbe078614

  • SHA256

    f4ca4b6592ae781af7585c76f6a922e5c88340df7164f07fdb3a6aa85dbfaeb5

  • SHA512

    f51be87f008d93878f4157ecb5cedd7f114e2c54c7c9179a53e1846c66f586cea5ca66a8716266c79ea66ce6674b90ee4c7125ce8d7d509369750eb3e7edbab3

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    MARYolanmauluogwo@ever

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 4 IoCs
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PICS.exe
    "C:\Users\Admin\AppData\Local\Temp\PICS.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1204
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\PICS.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe'
      2⤵
      • Drops startup file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1556
    • C:\Users\Admin\AppData\Local\Temp\PICS.exe
      "C:\Users\Admin\AppData\Local\Temp\PICS.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1072

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1072-68-0x0000000074450000-0x0000000074B3E000-memory.dmp
    Filesize

    6.9MB

  • memory/1072-67-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1072-65-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1072-66-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1072-64-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1072-71-0x0000000004B00000-0x0000000004B01000-memory.dmp
    Filesize

    4KB

  • memory/1072-62-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1072-63-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1204-61-0x0000000000600000-0x0000000000616000-memory.dmp
    Filesize

    88KB

  • memory/1204-57-0x0000000075831000-0x0000000075833000-memory.dmp
    Filesize

    8KB

  • memory/1204-58-0x0000000004910000-0x0000000004911000-memory.dmp
    Filesize

    4KB

  • memory/1204-55-0x0000000074450000-0x0000000074B3E000-memory.dmp
    Filesize

    6.9MB

  • memory/1204-56-0x0000000000C90000-0x0000000000CE8000-memory.dmp
    Filesize

    352KB

  • memory/1204-59-0x00000000004C0000-0x0000000000510000-memory.dmp
    Filesize

    320KB

  • memory/1556-75-0x0000000002210000-0x00000000023F0000-memory.dmp
    Filesize

    1.9MB

  • memory/1556-72-0x000000006FEE0000-0x000000007048B000-memory.dmp
    Filesize

    5.7MB

  • memory/1556-73-0x0000000002210000-0x00000000023F0000-memory.dmp
    Filesize

    1.9MB

  • memory/1556-74-0x000000006FEE0000-0x000000007048B000-memory.dmp
    Filesize

    5.7MB