Analysis

  • max time kernel
    149s
  • max time network
    275s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-01-2025 01:02

General

  • Target

    Tangforlsendes.exe

  • Size

    1.5MB

  • MD5

    2a3b0c09fb6332a4c35439c0741a3c61

  • SHA1

    1de70829cc27202b8b64235fb19829d32ac72ee1

  • SHA256

    67e5c1745d2c3382e6f20e2d7cd876acb687f7859aae4cd2b6b9fae6ca5a441e

  • SHA512

    901b724023e0ed87ddd483dae7c2c6c2269bb7115f1bfbf87a0b45efd77e20b7bcab183f60b1784ef92d86a6f04e76e719fe2a4d25794304ccc6aebd4bcd7f25

  • SSDEEP

    24576:vmwBXOxw33BYQ+0EnWF9gfJmc6Ns2VDdAVjaP+4a8ztxQX8F9toOSZD98+/1c:DXtY0iJ56nVQjaLa8ztisXuRg

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.carbognin.it
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    59Cif8wZUH#X

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Blocklisted process makes network request 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Tangforlsendes.exe
    "C:\Users\Admin\AppData\Local\Temp\Tangforlsendes.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4812
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -windowstyle hidden "$Salpiform=gc -Raw 'C:\Users\Admin\AppData\Local\Temp\Liste\Chambrays28\Folkevognsrugbrdene\Basted.Non';$Safianbogbinds=$Salpiform.SubString(36731,3);.$Safianbogbinds($Salpiform)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:880
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\Windows\SysWOW64\msiexec.exe"
        3⤵
        • Blocklisted process makes network request
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        PID:4884
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 1580
          4⤵
          • Program crash
          PID:2284
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4884 -ip 4884
    1⤵
      PID:640

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Liste\Chambrays28\Folkevognsrugbrdene\Basted.Non

      Filesize

      72KB

      MD5

      8c216f66e8374e616d44d14c9c875497

      SHA1

      ed495bc4ddbd10ec45e22ba94bdb4b4c82b6acaf

      SHA256

      9ea81c8c46e2a8999e75c17e5e27887915638672b01946e4fb3fb7166934fb97

      SHA512

      5236ad4c43796b5245aad3a475b37d88478b286371e6cea36aec30b0d1d7cf0192716bb545b8721a8984d14db45cd14e769176831ec220207d0b65d9c78e542d

    • C:\Users\Admin\AppData\Local\Temp\Liste\Chambrays28\Folkevognsrugbrdene\Chelicerate.Tur

      Filesize

      343KB

      MD5

      de7d9362c8b4bb9162093ac7d0a432dc

      SHA1

      719babc0986b013d8b1349bd56c9ad697fcec16b

      SHA256

      389095f9cf77f78a7831021b84a312ce2b85637a9ac2ad8b922d11cee7e98fb6

      SHA512

      bc26b14092327391e43126d714bca50984a0387ca5f6f2b20c97f25d0e925d4d3bc0d0bb014dc0fd7fa14c3c92568a670c89c87d878da0e3d5d6abc2873eac51

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5o2qpy25.lmo.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/880-46-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-13-0x0000000005290000-0x00000000052F6000-memory.dmp

      Filesize

      408KB

    • memory/880-14-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-48-0x0000000007630000-0x000000000763A000-memory.dmp

      Filesize

      40KB

    • memory/880-12-0x0000000005170000-0x00000000051D6000-memory.dmp

      Filesize

      408KB

    • memory/880-10-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-20-0x0000000005A90000-0x0000000005DE4000-memory.dmp

      Filesize

      3.3MB

    • memory/880-25-0x00000000060A0000-0x00000000060BE000-memory.dmp

      Filesize

      120KB

    • memory/880-26-0x00000000060C0000-0x000000000610C000-memory.dmp

      Filesize

      304KB

    • memory/880-27-0x0000000007040000-0x00000000070D6000-memory.dmp

      Filesize

      600KB

    • memory/880-28-0x00000000065B0000-0x00000000065CA000-memory.dmp

      Filesize

      104KB

    • memory/880-29-0x0000000006600000-0x0000000006622000-memory.dmp

      Filesize

      136KB

    • memory/880-30-0x00000000078F0000-0x0000000007E94000-memory.dmp

      Filesize

      5.6MB

    • memory/880-9-0x0000000005320000-0x0000000005948000-memory.dmp

      Filesize

      6.2MB

    • memory/880-32-0x0000000008520000-0x0000000008B9A000-memory.dmp

      Filesize

      6.5MB

    • memory/880-49-0x0000000007790000-0x00000000077A1000-memory.dmp

      Filesize

      68KB

    • memory/880-34-0x00000000074A0000-0x00000000074D2000-memory.dmp

      Filesize

      200KB

    • memory/880-33-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-45-0x0000000007480000-0x000000000749E000-memory.dmp

      Filesize

      120KB

    • memory/880-7-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

      Filesize

      4KB

    • memory/880-68-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-11-0x00000000050D0000-0x00000000050F2000-memory.dmp

      Filesize

      136KB

    • memory/880-35-0x0000000070C10000-0x0000000070C5C000-memory.dmp

      Filesize

      304KB

    • memory/880-50-0x00000000077D0000-0x00000000077DE000-memory.dmp

      Filesize

      56KB

    • memory/880-51-0x00000000077E0000-0x00000000077F4000-memory.dmp

      Filesize

      80KB

    • memory/880-52-0x0000000007840000-0x000000000785A000-memory.dmp

      Filesize

      104KB

    • memory/880-53-0x0000000007810000-0x0000000007818000-memory.dmp

      Filesize

      32KB

    • memory/880-54-0x0000000007840000-0x000000000786A000-memory.dmp

      Filesize

      168KB

    • memory/880-55-0x0000000007880000-0x00000000078A4000-memory.dmp

      Filesize

      144KB

    • memory/880-56-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-57-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-8-0x0000000002A90000-0x0000000002AC6000-memory.dmp

      Filesize

      216KB

    • memory/880-60-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-59-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

      Filesize

      4KB

    • memory/880-61-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-62-0x0000000008BA0000-0x000000000A5C7000-memory.dmp

      Filesize

      26.2MB

    • memory/880-63-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-64-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-65-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-66-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-67-0x0000000074DF0000-0x00000000755A0000-memory.dmp

      Filesize

      7.7MB

    • memory/880-47-0x00000000074F0000-0x0000000007593000-memory.dmp

      Filesize

      652KB

    • memory/4884-69-0x0000000000C00000-0x0000000001E54000-memory.dmp

      Filesize

      18.3MB