Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-04-2024 11:35

General

  • Target

    TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.scr.exe

  • Size

    915KB

  • MD5

    2b931a284adaee1554bb7b6579d3cce5

  • SHA1

    23cb896c2f8416f590ec0cb6b7d7b3b045fc16b0

  • SHA256

    19d65215feee20f606dbdd5a4ed5196a96c6bc925df69ad26684a3221aec0521

  • SHA512

    78d33da30acb20d3142f4112b65b97d5ad464641a78931d93021177275aff9b2e5b23c4ac55b103c7e141a19ca4ecf523bf9849276227276edc51eeb855c583d

  • SSDEEP

    24576:wUr9UeNbhoxtlHh19iPoYFcERjKusTWffre1o:3rzbh6H9EoYFcENKBZo

Malware Config

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.

  • 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 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.scr.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3708
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IdKdzANO.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3064
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IdKdzANO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3D71.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4280
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2460
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2304
    • 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=4192 --field-trial-handle=2276,i,5697607538120380977,9987005253899555344,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3868

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_t2io2enh.rbr.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmp3D71.tmp

        Filesize

        1KB

        MD5

        beb8415c6465e3c13f8c7f0b011b0fe9

        SHA1

        59d0b54a5e438a54bdd240bd67ae8a636e4f36f7

        SHA256

        268849575510222a16c32dca9a456a9fdc43ea30adb7d6ab993639fbc82eb172

        SHA512

        2b63d3069da49e47e57086e3b042a1990e0a95a27aaf428df86193af4fcd7bafe89b35d3fcc2201ccc65df003ab54156baf7f7c0b6b39bba32db71a69622a514

      • memory/2304-73-0x00000000057C0000-0x00000000057D0000-memory.dmp

        Filesize

        64KB

      • memory/2304-72-0x0000000074FE0000-0x0000000075790000-memory.dmp

        Filesize

        7.7MB

      • memory/2304-61-0x00000000065A0000-0x00000000065F0000-memory.dmp

        Filesize

        320KB

      • memory/2304-36-0x00000000057D0000-0x0000000005836000-memory.dmp

        Filesize

        408KB

      • memory/2304-35-0x00000000057C0000-0x00000000057D0000-memory.dmp

        Filesize

        64KB

      • memory/2304-26-0x0000000074FE0000-0x0000000075790000-memory.dmp

        Filesize

        7.7MB

      • memory/2304-24-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/3064-58-0x0000000006AF0000-0x0000000006B93000-memory.dmp

        Filesize

        652KB

      • memory/3064-62-0x0000000006E70000-0x0000000006E7A000-memory.dmp

        Filesize

        40KB

      • memory/3064-71-0x0000000074FE0000-0x0000000075790000-memory.dmp

        Filesize

        7.7MB

      • memory/3064-68-0x0000000007140000-0x0000000007148000-memory.dmp

        Filesize

        32KB

      • memory/3064-17-0x0000000004550000-0x0000000004586000-memory.dmp

        Filesize

        216KB

      • memory/3064-18-0x0000000074FE0000-0x0000000075790000-memory.dmp

        Filesize

        7.7MB

      • memory/3064-19-0x0000000004700000-0x0000000004710000-memory.dmp

        Filesize

        64KB

      • memory/3064-67-0x0000000007160000-0x000000000717A000-memory.dmp

        Filesize

        104KB

      • memory/3064-21-0x0000000004700000-0x0000000004710000-memory.dmp

        Filesize

        64KB

      • memory/3064-66-0x0000000007060000-0x0000000007074000-memory.dmp

        Filesize

        80KB

      • memory/3064-23-0x0000000004D40000-0x0000000005368000-memory.dmp

        Filesize

        6.2MB

      • memory/3064-65-0x0000000007050000-0x000000000705E000-memory.dmp

        Filesize

        56KB

      • memory/3064-64-0x0000000007020000-0x0000000007031000-memory.dmp

        Filesize

        68KB

      • memory/3064-63-0x00000000070A0000-0x0000000007136000-memory.dmp

        Filesize

        600KB

      • memory/3064-28-0x0000000005370000-0x0000000005392000-memory.dmp

        Filesize

        136KB

      • memory/3064-60-0x0000000006E00000-0x0000000006E1A000-memory.dmp

        Filesize

        104KB

      • memory/3064-59-0x0000000007450000-0x0000000007ACA000-memory.dmp

        Filesize

        6.5MB

      • memory/3064-57-0x00000000060A0000-0x00000000060BE000-memory.dmp

        Filesize

        120KB

      • memory/3064-29-0x0000000005410000-0x0000000005476000-memory.dmp

        Filesize

        408KB

      • memory/3064-37-0x00000000054F0000-0x0000000005844000-memory.dmp

        Filesize

        3.3MB

      • memory/3064-42-0x0000000005B00000-0x0000000005B1E000-memory.dmp

        Filesize

        120KB

      • memory/3064-43-0x0000000005B30000-0x0000000005B7C000-memory.dmp

        Filesize

        304KB

      • memory/3064-44-0x0000000004700000-0x0000000004710000-memory.dmp

        Filesize

        64KB

      • memory/3064-45-0x000000007F8B0000-0x000000007F8C0000-memory.dmp

        Filesize

        64KB

      • memory/3064-46-0x00000000060C0000-0x00000000060F2000-memory.dmp

        Filesize

        200KB

      • memory/3064-47-0x0000000070D00000-0x0000000070D4C000-memory.dmp

        Filesize

        304KB

      • memory/3708-7-0x0000000003250000-0x0000000003268000-memory.dmp

        Filesize

        96KB

      • memory/3708-8-0x0000000003290000-0x000000000329E000-memory.dmp

        Filesize

        56KB

      • memory/3708-5-0x0000000005CE0000-0x0000000005CEA000-memory.dmp

        Filesize

        40KB

      • memory/3708-6-0x000000000A7A0000-0x000000000A83E000-memory.dmp

        Filesize

        632KB

      • memory/3708-3-0x0000000005A00000-0x0000000005A92000-memory.dmp

        Filesize

        584KB

      • memory/3708-10-0x000000000DF90000-0x000000000E012000-memory.dmp

        Filesize

        520KB

      • memory/3708-0-0x0000000074FE0000-0x0000000075790000-memory.dmp

        Filesize

        7.7MB

      • memory/3708-27-0x0000000074FE0000-0x0000000075790000-memory.dmp

        Filesize

        7.7MB

      • memory/3708-4-0x00000000059F0000-0x0000000005A00000-memory.dmp

        Filesize

        64KB

      • memory/3708-9-0x00000000032A0000-0x00000000032B4000-memory.dmp

        Filesize

        80KB

      • memory/3708-20-0x00000000059F0000-0x0000000005A00000-memory.dmp

        Filesize

        64KB

      • memory/3708-15-0x0000000074FE0000-0x0000000075790000-memory.dmp

        Filesize

        7.7MB

      • memory/3708-11-0x00000000111B0000-0x000000001124C000-memory.dmp

        Filesize

        624KB

      • memory/3708-2-0x0000000005F10000-0x00000000064B4000-memory.dmp

        Filesize

        5.6MB

      • memory/3708-1-0x0000000000ED0000-0x0000000000FB8000-memory.dmp

        Filesize

        928KB