Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 02:09

General

  • Target

    695563354441fc8c699c72d4ac22a1e9df87afab38b5f9ff418b2ef6a67c804f.exe

  • Size

    731KB

  • MD5

    cf16d51e847a9c3b7f06b029a99434c9

  • SHA1

    fad1096046b9577714d9c37b3fde543b072e0935

  • SHA256

    695563354441fc8c699c72d4ac22a1e9df87afab38b5f9ff418b2ef6a67c804f

  • SHA512

    8df85f5774a927f6795073f0263a8f078202d6abdabef9f84cf52764ad488c729e75db1919073d1dd4a65bb06a8e84e664884fe9cd09522c8eaba745b4e4cd80

  • SSDEEP

    12288:FC76ya5WiQSwmhsDJRxWKn7w2JvOwiRml1I7OyzPKs6QT4Nw9HA2qTtkR:s7628Xhs1fWKn7VvOO2XPKWTbAZ0

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.scannerhacker.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    VH%xMhCW$I[l

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 WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\695563354441fc8c699c72d4ac22a1e9df87afab38b5f9ff418b2ef6a67c804f.exe
    "C:\Users\Admin\AppData\Local\Temp\695563354441fc8c699c72d4ac22a1e9df87afab38b5f9ff418b2ef6a67c804f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4260
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\695563354441fc8c699c72d4ac22a1e9df87afab38b5f9ff418b2ef6a67c804f.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:220
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gvjWbXeDOdfkor.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2992
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gvjWbXeDOdfkor" /XML "C:\Users\Admin\AppData\Local\Temp\tmp62EB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3564
    • C:\Users\Admin\AppData\Local\Temp\695563354441fc8c699c72d4ac22a1e9df87afab38b5f9ff418b2ef6a67c804f.exe
      "C:\Users\Admin\AppData\Local\Temp\695563354441fc8c699c72d4ac22a1e9df87afab38b5f9ff418b2ef6a67c804f.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5008
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3992 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5392

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1qpen24h.0bx.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp62EB.tmp
      Filesize

      1KB

      MD5

      765349cd5fe663580fd79015f29c4190

      SHA1

      af57cbbf005c12ab835ed3f7c4e2fedf04890e2e

      SHA256

      71d182e6cdfada506889f206cb9e837dd37725e7ff3fc5b643a6acbb3e2bd7bf

      SHA512

      208e4d34a65133dd4434d60011ed3ecf4485522e026c9a553d351f235f1d25f243d2c37385dd434eccc321e23ef17d725ef4e75cd5dec1c5907f3266993ab4a4

    • memory/220-59-0x0000000071130000-0x000000007117C000-memory.dmp
      Filesize

      304KB

    • memory/220-13-0x00000000028D0000-0x0000000002906000-memory.dmp
      Filesize

      216KB

    • memory/220-86-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/220-82-0x0000000007590000-0x000000000759A000-memory.dmp
      Filesize

      40KB

    • memory/220-80-0x0000000007B60000-0x00000000081DA000-memory.dmp
      Filesize

      6.5MB

    • memory/220-55-0x000000007F3C0000-0x000000007F3D0000-memory.dmp
      Filesize

      64KB

    • memory/220-91-0x0000000007860000-0x0000000007868000-memory.dmp
      Filesize

      32KB

    • memory/220-78-0x00000000067B0000-0x00000000067CE000-memory.dmp
      Filesize

      120KB

    • memory/220-54-0x00000000029C0000-0x00000000029D0000-memory.dmp
      Filesize

      64KB

    • memory/220-88-0x0000000007770000-0x000000000777E000-memory.dmp
      Filesize

      56KB

    • memory/220-17-0x00000000029C0000-0x00000000029D0000-memory.dmp
      Filesize

      64KB

    • memory/220-51-0x0000000004FD0000-0x0000000004FEE000-memory.dmp
      Filesize

      120KB

    • memory/220-15-0x00000000029C0000-0x00000000029D0000-memory.dmp
      Filesize

      64KB

    • memory/220-14-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/220-95-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/220-25-0x00000000052C0000-0x0000000005326000-memory.dmp
      Filesize

      408KB

    • memory/220-24-0x0000000005220000-0x0000000005242000-memory.dmp
      Filesize

      136KB

    • memory/2992-79-0x00000000073E0000-0x0000000007483000-memory.dmp
      Filesize

      652KB

    • memory/2992-85-0x0000000007910000-0x0000000007921000-memory.dmp
      Filesize

      68KB

    • memory/2992-21-0x0000000004EF0000-0x0000000004F00000-memory.dmp
      Filesize

      64KB

    • memory/2992-94-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/2992-27-0x0000000005B60000-0x0000000005BC6000-memory.dmp
      Filesize

      408KB

    • memory/2992-90-0x0000000007A40000-0x0000000007A5A000-memory.dmp
      Filesize

      104KB

    • memory/2992-89-0x0000000007950000-0x0000000007964000-memory.dmp
      Filesize

      80KB

    • memory/2992-20-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/2992-22-0x0000000005530000-0x0000000005B58000-memory.dmp
      Filesize

      6.2MB

    • memory/2992-44-0x0000000005D00000-0x0000000006054000-memory.dmp
      Filesize

      3.3MB

    • memory/2992-84-0x0000000007970000-0x0000000007A06000-memory.dmp
      Filesize

      600KB

    • memory/2992-52-0x0000000006440000-0x000000000648C000-memory.dmp
      Filesize

      304KB

    • memory/2992-81-0x00000000076F0000-0x000000000770A000-memory.dmp
      Filesize

      104KB

    • memory/2992-53-0x0000000004EF0000-0x0000000004F00000-memory.dmp
      Filesize

      64KB

    • memory/2992-57-0x00000000073A0000-0x00000000073D2000-memory.dmp
      Filesize

      200KB

    • memory/2992-56-0x000000007FA30000-0x000000007FA40000-memory.dmp
      Filesize

      64KB

    • memory/2992-58-0x0000000071130000-0x000000007117C000-memory.dmp
      Filesize

      304KB

    • memory/4260-41-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/4260-2-0x0000000005E00000-0x00000000063A4000-memory.dmp
      Filesize

      5.6MB

    • memory/4260-4-0x0000000005B30000-0x0000000005B40000-memory.dmp
      Filesize

      64KB

    • memory/4260-0-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/4260-10-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/4260-6-0x0000000005B10000-0x0000000005B22000-memory.dmp
      Filesize

      72KB

    • memory/4260-5-0x0000000005990000-0x000000000599A000-memory.dmp
      Filesize

      40KB

    • memory/4260-16-0x0000000005B30000-0x0000000005B40000-memory.dmp
      Filesize

      64KB

    • memory/4260-7-0x0000000005DC0000-0x0000000005DCC000-memory.dmp
      Filesize

      48KB

    • memory/4260-8-0x0000000006F50000-0x0000000006FD6000-memory.dmp
      Filesize

      536KB

    • memory/4260-3-0x00000000058F0000-0x0000000005982000-memory.dmp
      Filesize

      584KB

    • memory/4260-1-0x0000000000E40000-0x0000000000EF8000-memory.dmp
      Filesize

      736KB

    • memory/4260-9-0x00000000098C0000-0x000000000995C000-memory.dmp
      Filesize

      624KB

    • memory/5008-97-0x00000000056E0000-0x00000000056F0000-memory.dmp
      Filesize

      64KB

    • memory/5008-29-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/5008-26-0x0000000000400000-0x0000000000444000-memory.dmp
      Filesize

      272KB

    • memory/5008-87-0x0000000006E70000-0x0000000006EC0000-memory.dmp
      Filesize

      320KB

    • memory/5008-96-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/5008-30-0x00000000056E0000-0x00000000056F0000-memory.dmp
      Filesize

      64KB