Analysis

  • max time kernel
    140s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/05/2024, 03:43

General

  • Target

    FaturaBildirim.exe

  • Size

    676KB

  • MD5

    c7be962ea1dde7fb4ae315d7c69a7988

  • SHA1

    a24475c78c57873d495f4bcb14b71246e050add6

  • SHA256

    179e544a547fd06c8af3d0aa5160448c1acf22e0d0343832097788d916051570

  • SHA512

    6546d783142c3b7db898d67dd74413c7bf675b8837bb07100849d2160d8a7773e6d843cb69f8c1ead1025a9a0e407b03573ff0e05ca1cb5fc5e18909861d8d26

  • SSDEEP

    12288:olYifTSceFntlMDfhbnOn+jcfwi+jh7dMLB4M/qFHpEDepHz8M4H0GHhkR:nilItlIVe+ZiQB6/qFwEw8

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    zqamcx.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Methodman991

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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.

  • 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 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FaturaBildirim.exe
    "C:\Users\Admin\AppData\Local\Temp\FaturaBildirim.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:768
    • 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\FaturaBildirim.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3424
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\apqOjuQgh.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1576
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\apqOjuQgh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9834.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4192
    • C:\Users\Admin\AppData\Local\Temp\FaturaBildirim.exe
      "C:\Users\Admin\AppData\Local\Temp\FaturaBildirim.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3452
  • 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 --field-trial-handle=1392,i,1809100026287847100,9768898026582633513,262144 --variations-seed-version --mojo-platform-channel-handle=4024 /prefetch:8
    1⤵
      PID:4316

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

            Filesize

            2KB

            MD5

            3d086a433708053f9bf9523e1d87a4e8

            SHA1

            b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

            SHA256

            6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

            SHA512

            931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_skhvpw0y.02z.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\AppData\Local\Temp\tmp9834.tmp

            Filesize

            1KB

            MD5

            0f93b2128f7c7d7d131082de6833d966

            SHA1

            509013dcabf3a1f6542c31e4ac3ee10fe01c7b83

            SHA256

            1a88a3bd38bb60d0f0d7099b725e1de572a5cb8bfd5a930385b8bd312662a38b

            SHA512

            9989ae79c373b2134580d64466c29ba088cf55124717496798e55ae2d2f74e903f1320fe9b70d9e16c558f5e8d2bee2e554a0ab831e78315562049f12d34be5f

          • memory/768-8-0x0000000005010000-0x0000000005020000-memory.dmp

            Filesize

            64KB

          • memory/768-4-0x0000000004F90000-0x0000000004F9A000-memory.dmp

            Filesize

            40KB

          • memory/768-5-0x00000000051C0000-0x000000000525C000-memory.dmp

            Filesize

            624KB

          • memory/768-6-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/768-7-0x00000000065F0000-0x000000000660A000-memory.dmp

            Filesize

            104KB

          • memory/768-3-0x0000000004EC0000-0x0000000004F52000-memory.dmp

            Filesize

            584KB

          • memory/768-9-0x0000000006610000-0x0000000006694000-memory.dmp

            Filesize

            528KB

          • memory/768-10-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

            Filesize

            4KB

          • memory/768-11-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/768-48-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/768-2-0x0000000005540000-0x0000000005AE4000-memory.dmp

            Filesize

            5.6MB

          • memory/768-1-0x0000000000590000-0x000000000063C000-memory.dmp

            Filesize

            688KB

          • memory/768-0-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

            Filesize

            4KB

          • memory/1576-83-0x00000000078A0000-0x00000000078A8000-memory.dmp

            Filesize

            32KB

          • memory/1576-21-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/1576-80-0x00000000077C0000-0x00000000077D4000-memory.dmp

            Filesize

            80KB

          • memory/1576-36-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/1576-20-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/1576-79-0x00000000077B0000-0x00000000077BE000-memory.dmp

            Filesize

            56KB

          • memory/1576-82-0x00000000078C0000-0x00000000078DA000-memory.dmp

            Filesize

            104KB

          • memory/1576-78-0x0000000007780000-0x0000000007791000-memory.dmp

            Filesize

            68KB

          • memory/1576-77-0x0000000007800000-0x0000000007896000-memory.dmp

            Filesize

            600KB

          • memory/1576-63-0x00000000756F0000-0x000000007573C000-memory.dmp

            Filesize

            304KB

          • memory/1576-88-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/1576-76-0x00000000075F0000-0x00000000075FA000-memory.dmp

            Filesize

            40KB

          • memory/1576-75-0x0000000007580000-0x000000000759A000-memory.dmp

            Filesize

            104KB

          • memory/1576-74-0x0000000007BC0000-0x000000000823A000-memory.dmp

            Filesize

            6.5MB

          • memory/3424-46-0x00000000056C0000-0x0000000005A14000-memory.dmp

            Filesize

            3.3MB

          • memory/3424-23-0x0000000004E00000-0x0000000004E22000-memory.dmp

            Filesize

            136KB

          • memory/3424-62-0x0000000006180000-0x000000000619E000-memory.dmp

            Filesize

            120KB

          • memory/3424-51-0x00000000061A0000-0x00000000061D2000-memory.dmp

            Filesize

            200KB

          • memory/3424-52-0x00000000756F0000-0x000000007573C000-memory.dmp

            Filesize

            304KB

          • memory/3424-50-0x0000000005BF0000-0x0000000005C3C000-memory.dmp

            Filesize

            304KB

          • memory/3424-49-0x0000000005BB0000-0x0000000005BCE000-memory.dmp

            Filesize

            120KB

          • memory/3424-24-0x0000000004EA0000-0x0000000004F06000-memory.dmp

            Filesize

            408KB

          • memory/3424-89-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/3424-64-0x00000000061E0000-0x0000000006283000-memory.dmp

            Filesize

            652KB

          • memory/3424-25-0x0000000005550000-0x00000000055B6000-memory.dmp

            Filesize

            408KB

          • memory/3424-16-0x0000000002290000-0x00000000022C6000-memory.dmp

            Filesize

            216KB

          • memory/3424-19-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/3424-17-0x0000000004F20000-0x0000000005548000-memory.dmp

            Filesize

            6.2MB

          • memory/3424-18-0x0000000074E90000-0x0000000075640000-memory.dmp

            Filesize

            7.7MB

          • memory/3452-81-0x0000000006070000-0x00000000060C0000-memory.dmp

            Filesize

            320KB

          • memory/3452-45-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB