Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 10:32

General

  • Target

    transferenciainterbancaria_00081.exe

  • Size

    541KB

  • MD5

    54327a2f6c75bb2c549a5a98a462a588

  • SHA1

    f65473fa075bef32b55445d84cb8bfa4da48ac79

  • SHA256

    c3463021d3069ae7aad460707a950eb7b427a65c87f3d8e201b59cebb886a1b7

  • SHA512

    88595fa0af8ac0211145787ce0d0d3afdfb396edfcfcbab16d4714fbfb1077a8eb8df5ec6bd9aaefd916611363dd7791c62cfaba24a571bd4279ffb93bb73866

  • SSDEEP

    12288:aICfPgs7diA6gdZiygrNIVYAHHjMIyoS/B3FYA1YU:MZdL6AMxI+Aopz/lJv

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Blocklisted process makes network request 8 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • 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 NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • 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 11 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\transferenciainterbancaria_00081.exe
    "C:\Users\Admin\AppData\Local\Temp\transferenciainterbancaria_00081.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3176
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle minimized "$overstemme=Get-Content -Raw 'C:\Users\Admin\AppData\Roaming\postarmistice\monospermy\brevbombe\Touchlvr.Pap';$Epicerebral=$overstemme.SubString(72415,3);.$Epicerebral($overstemme)"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1892
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\Windows\SysWOW64\msiexec.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • Blocklisted process makes network request
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_431lo2jv.2kw.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Roaming\postarmistice\monospermy\brevbombe\Bankrveri.Und

    Filesize

    340KB

    MD5

    000c4c2148c711e5d3cbeed4144c6f55

    SHA1

    e35927390a543bee257ae0009701c57ff6704e55

    SHA256

    8e75a4461fdbc1386345f6f9ccd0984fbb1799b92033f902b2f43eb6421b9e7e

    SHA512

    613bb7929d5bedf7a12c41553ad87b955c5ec6862e15db03e776dc55b396a7d25cda6e5f40319de8896d108d1521ad4cc1d070adea91f2e4dffe79ecbb5e654b

  • C:\Users\Admin\AppData\Roaming\postarmistice\monospermy\brevbombe\Touchlvr.Pap

    Filesize

    70KB

    MD5

    5f7683b5fc367fb972fdaf8e80b65209

    SHA1

    a13ff69f57af2e5ab471f513c8188437d6d2ee6c

    SHA256

    4dd50c49d0122fc5e02ac8806e6f6abacfa8a5f9e868355824665dd76fad2959

    SHA512

    d7b54e3e42c8ec494c6fdb69a4c7fb4d1c2a86229f5bde05ef17a97ba5134ad5a063080e9638ff2c44fb730a2c8ed42a34268f5c8c61c86e15e87d272c03c621

  • memory/1892-5-0x00000000740EE000-0x00000000740EF000-memory.dmp

    Filesize

    4KB

  • memory/1892-6-0x0000000002EC0000-0x0000000002EF6000-memory.dmp

    Filesize

    216KB

  • memory/1892-7-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-8-0x0000000005670000-0x0000000005C98000-memory.dmp

    Filesize

    6.2MB

  • memory/1892-9-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-10-0x00000000054D0000-0x00000000054F2000-memory.dmp

    Filesize

    136KB

  • memory/1892-12-0x0000000005E40000-0x0000000005EA6000-memory.dmp

    Filesize

    408KB

  • memory/1892-11-0x0000000005DD0000-0x0000000005E36000-memory.dmp

    Filesize

    408KB

  • memory/1892-18-0x0000000005EB0000-0x0000000006204000-memory.dmp

    Filesize

    3.3MB

  • memory/1892-23-0x0000000006490000-0x00000000064AE000-memory.dmp

    Filesize

    120KB

  • memory/1892-24-0x00000000064B0000-0x00000000064FC000-memory.dmp

    Filesize

    304KB

  • memory/1892-25-0x00000000069E0000-0x0000000006A76000-memory.dmp

    Filesize

    600KB

  • memory/1892-27-0x0000000007470000-0x0000000007492000-memory.dmp

    Filesize

    136KB

  • memory/1892-26-0x0000000006990000-0x00000000069AA000-memory.dmp

    Filesize

    104KB

  • memory/1892-28-0x0000000007CD0000-0x0000000008274000-memory.dmp

    Filesize

    5.6MB

  • memory/1892-30-0x0000000008900000-0x0000000008F7A000-memory.dmp

    Filesize

    6.5MB

  • memory/1892-33-0x0000000070560000-0x00000000705AC000-memory.dmp

    Filesize

    304KB

  • memory/1892-32-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-43-0x0000000007860000-0x000000000787E000-memory.dmp

    Filesize

    120KB

  • memory/1892-31-0x0000000007880000-0x00000000078B2000-memory.dmp

    Filesize

    200KB

  • memory/1892-44-0x00000000078D0000-0x0000000007973000-memory.dmp

    Filesize

    652KB

  • memory/1892-45-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-46-0x00000000079F0000-0x00000000079FA000-memory.dmp

    Filesize

    40KB

  • memory/1892-47-0x0000000007B50000-0x0000000007B61000-memory.dmp

    Filesize

    68KB

  • memory/1892-48-0x0000000007B90000-0x0000000007B9E000-memory.dmp

    Filesize

    56KB

  • memory/1892-49-0x0000000007BA0000-0x0000000007BB4000-memory.dmp

    Filesize

    80KB

  • memory/1892-50-0x0000000007C00000-0x0000000007C1A000-memory.dmp

    Filesize

    104KB

  • memory/1892-51-0x0000000007BD0000-0x0000000007BD8000-memory.dmp

    Filesize

    32KB

  • memory/1892-52-0x0000000007C40000-0x0000000007C6A000-memory.dmp

    Filesize

    168KB

  • memory/1892-53-0x0000000007C70000-0x0000000007C94000-memory.dmp

    Filesize

    144KB

  • memory/1892-54-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-56-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-59-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-58-0x00000000740EE000-0x00000000740EF000-memory.dmp

    Filesize

    4KB

  • memory/1892-60-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-61-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-62-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-63-0x0000000008F80000-0x000000000DA3C000-memory.dmp

    Filesize

    74.7MB

  • memory/1892-64-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-65-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-66-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/1892-68-0x00000000740E0000-0x0000000074890000-memory.dmp

    Filesize

    7.7MB

  • memory/2016-69-0x0000000000440000-0x0000000001694000-memory.dmp

    Filesize

    18.3MB

  • memory/2016-82-0x0000000000440000-0x0000000001694000-memory.dmp

    Filesize

    18.3MB

  • memory/2016-83-0x0000000000440000-0x0000000000488000-memory.dmp

    Filesize

    288KB

  • memory/2016-84-0x00000000241D0000-0x000000002426C000-memory.dmp

    Filesize

    624KB

  • memory/2016-86-0x0000000024D30000-0x0000000024EF2000-memory.dmp

    Filesize

    1.8MB

  • memory/2016-87-0x0000000024610000-0x0000000024660000-memory.dmp

    Filesize

    320KB

  • memory/2016-89-0x0000000024F00000-0x0000000024F92000-memory.dmp

    Filesize

    584KB

  • memory/2016-90-0x00000000246F0000-0x00000000246FA000-memory.dmp

    Filesize

    40KB