Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-11-2024 11:43

General

  • Target

    Wire slip account payable.pif.exe

  • Size

    666KB

  • MD5

    8f942f19242779ce2a16373221d5590a

  • SHA1

    ef9a11fd0d62a51b4f561fe6b2f88505655ca90b

  • SHA256

    38d921d063a0fb892086121bb34180b2a930819788a3e34a0d2f65224142d930

  • SHA512

    50216249d3f120ea64e377bb3acd27edf4bef502d5cb4b83c3ab6974160dec4d7361cc5579f4e828403a2c3ed1cfcd926f64cab426758be84925a50b6e827947

  • SSDEEP

    12288:FA6/s0yDmWpn5La3GDbFT0W84mJKIfr/vJmsqXzfnXqO36wxYKBb2jXkR:pNSLIGF0WADI3znXqRwqKBaC

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7180778750:AAGcpZL53RI1C6DEr2Yp4lM3UKxKArXTZ4I/

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 3 TTPs

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

  • Looks up external IP address via web service 1 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe
    "C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1036
    • 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\Wire slip account payable.pif.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:952
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CYngmVGIUKXVQ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4276
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CYngmVGIUKXVQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1E8F.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1692
    • C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe
      "C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe"
      2⤵
        PID:4616
      • C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe
        "C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1524

    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\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      18KB

      MD5

      cf58bc51e125b75b25b78e6cbef3b692

      SHA1

      1b19198969e6dbcc6d053bfe0b6f9856609bc893

      SHA256

      fcf35781d77296ec43e0a655c138bf34dd9cd549f0f34882fae45db9eb8ce3d8

      SHA512

      91e7a617b0674fd2de054d1dc926fddc42092496ac3ea0fb3a1cc4b6c023f39ca58bfeaf1675ca8fda9a3b7e9ba7ceacca751febbd88b01b6a9d1b5c2dd3e5fb

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hytbpqhr.lvn.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp1E8F.tmp

      Filesize

      1KB

      MD5

      d9ab594e7331be99a812e26a5ae7a04d

      SHA1

      f12d414ab25fdf20f1638e42175adf167417ff36

      SHA256

      4cd5564f9b82b115f8420cd5482dc7320bd8aa9f1e03776377b70cdf279bc4b3

      SHA512

      97f879e90aa44ba9b979ab38e85eed62e82513e9620fe94a281d7565d3f366fa6e0dac224858e989f2415d43778e072239a0e5f6a0a8cb2fa0e25088d36f7e86

    • memory/952-51-0x0000000006680000-0x00000000066B2000-memory.dmp

      Filesize

      200KB

    • memory/952-15-0x0000000004B10000-0x0000000004B46000-memory.dmp

      Filesize

      216KB

    • memory/952-36-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/952-34-0x0000000005AF0000-0x0000000005E44000-memory.dmp

      Filesize

      3.3MB

    • memory/952-90-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/952-52-0x00000000757E0000-0x000000007582C000-memory.dmp

      Filesize

      304KB

    • memory/952-63-0x00000000070F0000-0x0000000007193000-memory.dmp

      Filesize

      652KB

    • memory/952-62-0x00000000066C0000-0x00000000066DE000-memory.dmp

      Filesize

      120KB

    • memory/952-17-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/952-16-0x0000000005180000-0x00000000057A8000-memory.dmp

      Filesize

      6.2MB

    • memory/952-18-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/952-20-0x00000000050F0000-0x0000000005112000-memory.dmp

      Filesize

      136KB

    • memory/952-23-0x0000000005A80000-0x0000000005AE6000-memory.dmp

      Filesize

      408KB

    • memory/952-22-0x0000000005920000-0x0000000005986000-memory.dmp

      Filesize

      408KB

    • memory/1036-8-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/1036-4-0x00000000050F0000-0x00000000050FA000-memory.dmp

      Filesize

      40KB

    • memory/1036-9-0x00000000052A0000-0x00000000052B2000-memory.dmp

      Filesize

      72KB

    • memory/1036-7-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

      Filesize

      4KB

    • memory/1036-6-0x00000000051E0000-0x000000000527C000-memory.dmp

      Filesize

      624KB

    • memory/1036-1-0x0000000000600000-0x00000000006AA000-memory.dmp

      Filesize

      680KB

    • memory/1036-0-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

      Filesize

      4KB

    • memory/1036-10-0x0000000007C60000-0x0000000007CE8000-memory.dmp

      Filesize

      544KB

    • memory/1036-48-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/1036-5-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/1036-2-0x00000000055B0000-0x0000000005B54000-memory.dmp

      Filesize

      5.6MB

    • memory/1036-3-0x0000000004F40000-0x0000000004FD2000-memory.dmp

      Filesize

      584KB

    • memory/1524-83-0x0000000006D20000-0x0000000006D70000-memory.dmp

      Filesize

      320KB

    • memory/1524-35-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/4276-46-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4276-64-0x00000000757E0000-0x000000007582C000-memory.dmp

      Filesize

      304KB

    • memory/4276-75-0x00000000071D0000-0x00000000071EA000-memory.dmp

      Filesize

      104KB

    • memory/4276-74-0x0000000007810000-0x0000000007E8A000-memory.dmp

      Filesize

      6.5MB

    • memory/4276-76-0x0000000007240000-0x000000000724A000-memory.dmp

      Filesize

      40KB

    • memory/4276-77-0x0000000007450000-0x00000000074E6000-memory.dmp

      Filesize

      600KB

    • memory/4276-78-0x00000000073D0000-0x00000000073E1000-memory.dmp

      Filesize

      68KB

    • memory/4276-79-0x0000000007400000-0x000000000740E000-memory.dmp

      Filesize

      56KB

    • memory/4276-80-0x0000000007410000-0x0000000007424000-memory.dmp

      Filesize

      80KB

    • memory/4276-81-0x0000000007510000-0x000000000752A000-memory.dmp

      Filesize

      104KB

    • memory/4276-82-0x00000000074F0000-0x00000000074F8000-memory.dmp

      Filesize

      32KB

    • memory/4276-49-0x0000000005970000-0x000000000598E000-memory.dmp

      Filesize

      120KB

    • memory/4276-50-0x0000000005EA0000-0x0000000005EEC000-memory.dmp

      Filesize

      304KB

    • memory/4276-89-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4276-33-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4276-21-0x0000000074F30000-0x00000000756E0000-memory.dmp

      Filesize

      7.7MB