Analysis

  • max time kernel
    121s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 14:09

General

  • Target

    Payment Advice - Advice Ref.exe

  • Size

    638KB

  • MD5

    a660077cbfed754a0dcca39d62394482

  • SHA1

    730639e3be1f23c2fc91146ea2b9255b512f64ba

  • SHA256

    810400151abc3b4720611355416884e908ea3bf489c5b3a70866a0b012afb04b

  • SHA512

    d06238133bad029eef2106ad614593cc1276b4eefd1ff01fcbf90273f1d99788261a046b6cd788b6e1559164a8af40289da059cd5820b5d99bd3173b2891cf36

  • SSDEEP

    12288:SLrQaueH5qMEgpD6ZoYrOrkMw9Un2Xz53yoZAxtEJ/+d5cxdi2RnEzATUs99Cu6m:SLpqMtDQCkf9HG3c9REEQg9A05

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.abi0expertise.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Najwa1949!

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4040
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XEAXnFUYi.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4468
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XEAXnFUYi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8637.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1436
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe"
      2⤵
        PID:472
      • C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe
        "C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe"
        2⤵
          PID:3144
        • C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe
          "C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3968

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qb1wkbch.i1f.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmp8637.tmp

        Filesize

        1KB

        MD5

        ea49cbe1600e8dd452bda254fd9e5b2b

        SHA1

        9f9b5a2df1f04e7ad817f8f5edab04a620860821

        SHA256

        a11da848285863c77770af893fe266681440dcb1a38ef7fe43a7d30519d676e2

        SHA512

        259f8f4df9129b66e25ab844a0c906233795b2bbc092c97c190a4bc3bf074940dc03d61e354932d671c2c7f56fc8ee4fabe03c21feab83296d6653b17600c55d

      • memory/3968-73-0x00000000050B0000-0x00000000050C0000-memory.dmp

        Filesize

        64KB

      • memory/3968-27-0x0000000074F50000-0x0000000075700000-memory.dmp

        Filesize

        7.7MB

      • memory/3968-35-0x00000000050B0000-0x00000000050C0000-memory.dmp

        Filesize

        64KB

      • memory/3968-22-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/3968-34-0x0000000004F50000-0x0000000004FB6000-memory.dmp

        Filesize

        408KB

      • memory/3968-65-0x0000000005ED0000-0x0000000005F20000-memory.dmp

        Filesize

        320KB

      • memory/3968-72-0x0000000074F50000-0x0000000075700000-memory.dmp

        Filesize

        7.7MB

      • memory/4040-5-0x0000000004D30000-0x0000000004D3A000-memory.dmp

        Filesize

        40KB

      • memory/4040-20-0x0000000074F50000-0x0000000075700000-memory.dmp

        Filesize

        7.7MB

      • memory/4040-9-0x0000000006370000-0x00000000063EA000-memory.dmp

        Filesize

        488KB

      • memory/4040-0-0x00000000002A0000-0x0000000000344000-memory.dmp

        Filesize

        656KB

      • memory/4040-8-0x0000000005F10000-0x0000000005F1A000-memory.dmp

        Filesize

        40KB

      • memory/4040-7-0x0000000005F00000-0x0000000005F08000-memory.dmp

        Filesize

        32KB

      • memory/4040-6-0x0000000004F10000-0x0000000004F2A000-memory.dmp

        Filesize

        104KB

      • memory/4040-10-0x0000000008900000-0x000000000899C000-memory.dmp

        Filesize

        624KB

      • memory/4040-4-0x0000000004F40000-0x0000000004F50000-memory.dmp

        Filesize

        64KB

      • memory/4040-3-0x0000000004D90000-0x0000000004E22000-memory.dmp

        Filesize

        584KB

      • memory/4040-2-0x0000000005450000-0x00000000059F4000-memory.dmp

        Filesize

        5.6MB

      • memory/4040-24-0x0000000004F40000-0x0000000004F50000-memory.dmp

        Filesize

        64KB

      • memory/4040-1-0x0000000074F50000-0x0000000075700000-memory.dmp

        Filesize

        7.7MB

      • memory/4040-26-0x0000000074F50000-0x0000000075700000-memory.dmp

        Filesize

        7.7MB

      • memory/4468-16-0x0000000074F50000-0x0000000075700000-memory.dmp

        Filesize

        7.7MB

      • memory/4468-55-0x0000000005070000-0x0000000005080000-memory.dmp

        Filesize

        64KB

      • memory/4468-25-0x0000000005660000-0x0000000005682000-memory.dmp

        Filesize

        136KB

      • memory/4468-21-0x0000000005070000-0x0000000005080000-memory.dmp

        Filesize

        64KB

      • memory/4468-40-0x0000000005FA0000-0x00000000062F4000-memory.dmp

        Filesize

        3.3MB

      • memory/4468-41-0x0000000006420000-0x000000000643E000-memory.dmp

        Filesize

        120KB

      • memory/4468-42-0x00000000069F0000-0x0000000006A3C000-memory.dmp

        Filesize

        304KB

      • memory/4468-43-0x000000007FA90000-0x000000007FAA0000-memory.dmp

        Filesize

        64KB

      • memory/4468-44-0x0000000006990000-0x00000000069C2000-memory.dmp

        Filesize

        200KB

      • memory/4468-45-0x00000000713B0000-0x00000000713FC000-memory.dmp

        Filesize

        304KB

      • memory/4468-57-0x0000000005070000-0x0000000005080000-memory.dmp

        Filesize

        64KB

      • memory/4468-58-0x0000000007400000-0x00000000074A3000-memory.dmp

        Filesize

        652KB

      • memory/4468-56-0x00000000069D0000-0x00000000069EE000-memory.dmp

        Filesize

        120KB

      • memory/4468-28-0x0000000005D50000-0x0000000005DB6000-memory.dmp

        Filesize

        408KB

      • memory/4468-59-0x0000000007E60000-0x00000000084DA000-memory.dmp

        Filesize

        6.5MB

      • memory/4468-60-0x0000000007540000-0x000000000755A000-memory.dmp

        Filesize

        104KB

      • memory/4468-61-0x00000000075B0000-0x00000000075BA000-memory.dmp

        Filesize

        40KB

      • memory/4468-62-0x00000000079D0000-0x0000000007A66000-memory.dmp

        Filesize

        600KB

      • memory/4468-63-0x0000000007950000-0x0000000007961000-memory.dmp

        Filesize

        68KB

      • memory/4468-64-0x0000000007980000-0x000000000798E000-memory.dmp

        Filesize

        56KB

      • memory/4468-19-0x0000000005070000-0x0000000005080000-memory.dmp

        Filesize

        64KB

      • memory/4468-66-0x0000000007990000-0x00000000079A4000-memory.dmp

        Filesize

        80KB

      • memory/4468-67-0x0000000007A90000-0x0000000007AAA000-memory.dmp

        Filesize

        104KB

      • memory/4468-68-0x0000000007A70000-0x0000000007A78000-memory.dmp

        Filesize

        32KB

      • memory/4468-71-0x0000000074F50000-0x0000000075700000-memory.dmp

        Filesize

        7.7MB

      • memory/4468-18-0x00000000056B0000-0x0000000005CD8000-memory.dmp

        Filesize

        6.2MB

      • memory/4468-15-0x0000000002B30000-0x0000000002B66000-memory.dmp

        Filesize

        216KB