Resubmissions

20-12-2024 17:57

241220-wjpl8a1kat 10

20-12-2024 17:53

241220-wgmpva1jft 6

Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 17:57

General

  • Target

    FACTURA 5004.-28 11 2024.exe

  • Size

    570KB

  • MD5

    622129ae990e84785b59a7c49769f1a5

  • SHA1

    691be4e876979b11ac60494ed026c780d7291e2e

  • SHA256

    bc52c9be844b9640dd46be53fe57fa01135fbe1f570f87369690176e925ffa18

  • SHA512

    a470d8c219bf126064fdfc96ec8855f4383b8ccc595cb5a2946b82a4635fca67f463f98359096611b4fde71a375176d084e82345ea4312f0f5205cc1960593f6

  • SSDEEP

    12288:1kuic98di0vU+lTb4Tmp6mAWn6Ui+LOFLmySMpQKE:Nic9Yi+4Tmp6mN6+LOFyGnE

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 9 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\FACTURA 5004.-28 11 2024.exe
    "C:\Users\Admin\AppData\Local\Temp\FACTURA 5004.-28 11 2024.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle minimized "$Angerfuldt26=Get-Content -Raw 'C:\Users\Admin\AppData\Local\Temp\Lysstraales\Genoversat\lirens\Desorienteringen.Gri';$Onomatopoeic=$Angerfuldt26.SubString(80888,3);.$Onomatopoeic($Angerfuldt26)"
      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:2696
      • 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:4568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Lysstraales\Genoversat\lirens\Desorienteringen.Gri

    Filesize

    79KB

    MD5

    945fccd53ead187a90304ff0aedb1b68

    SHA1

    b53854db3b44513130206e2947b8dc9d3a094d00

    SHA256

    06e5dfaa0b7147cd6ad61bc33525870d4d8997a03f4db825c1d1827741239656

    SHA512

    d2a83d97d20d98135dc292c5deb7d150f330be75e7cbca418e3e2e843c4033f4683fce3d8ced513d3faf0c28b527dac858774c9bfef7283db31562a42915540b

  • C:\Users\Admin\AppData\Local\Temp\Lysstraales\Genoversat\lirens\Rystelsers.Fil

    Filesize

    318KB

    MD5

    30c8540b24d269dc518e232e26189c6f

    SHA1

    a2aca215aa58411cbf2a0450cde9de176501f430

    SHA256

    945426b3266f9ebb9b61fe71e22406b62f6f86b8393a56b4770858ad7c04379b

    SHA512

    5d223719a445ee75da2da4d8e0693604ad467ea1c295cdfdfef5369b79cb3aaacb15b8d08af55879b52e029665cf7ea94e1aa080cec880bc86bee274a1fbb0fa

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fz50ym3e.rvl.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2696-5-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

    Filesize

    4KB

  • memory/2696-6-0x0000000002480000-0x00000000024B6000-memory.dmp

    Filesize

    216KB

  • memory/2696-7-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-8-0x0000000004BD0000-0x00000000051F8000-memory.dmp

    Filesize

    6.2MB

  • memory/2696-9-0x0000000004A60000-0x0000000004A82000-memory.dmp

    Filesize

    136KB

  • memory/2696-10-0x0000000005370000-0x00000000053D6000-memory.dmp

    Filesize

    408KB

  • memory/2696-11-0x00000000053E0000-0x0000000005446000-memory.dmp

    Filesize

    408KB

  • memory/2696-21-0x0000000005450000-0x00000000057A4000-memory.dmp

    Filesize

    3.3MB

  • memory/2696-22-0x0000000005A60000-0x0000000005A7E000-memory.dmp

    Filesize

    120KB

  • memory/2696-23-0x0000000005A80000-0x0000000005ACC000-memory.dmp

    Filesize

    304KB

  • memory/2696-24-0x0000000005FC0000-0x0000000006056000-memory.dmp

    Filesize

    600KB

  • memory/2696-25-0x0000000005F40000-0x0000000005F5A000-memory.dmp

    Filesize

    104KB

  • memory/2696-26-0x0000000006A30000-0x0000000006A52000-memory.dmp

    Filesize

    136KB

  • memory/2696-27-0x0000000007290000-0x0000000007834000-memory.dmp

    Filesize

    5.6MB

  • memory/2696-29-0x0000000007EC0000-0x000000000853A000-memory.dmp

    Filesize

    6.5MB

  • memory/2696-30-0x0000000006E40000-0x0000000006E72000-memory.dmp

    Filesize

    200KB

  • memory/2696-43-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-42-0x0000000006E80000-0x0000000006E9E000-memory.dmp

    Filesize

    120KB

  • memory/2696-32-0x00000000701E0000-0x000000007022C000-memory.dmp

    Filesize

    304KB

  • memory/2696-44-0x0000000006EB0000-0x0000000006F53000-memory.dmp

    Filesize

    652KB

  • memory/2696-31-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-45-0x0000000006FB0000-0x0000000006FBA000-memory.dmp

    Filesize

    40KB

  • memory/2696-46-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-47-0x0000000007130000-0x0000000007141000-memory.dmp

    Filesize

    68KB

  • memory/2696-48-0x0000000007170000-0x000000000717E000-memory.dmp

    Filesize

    56KB

  • memory/2696-49-0x0000000007180000-0x0000000007194000-memory.dmp

    Filesize

    80KB

  • memory/2696-50-0x00000000071E0000-0x00000000071FA000-memory.dmp

    Filesize

    104KB

  • memory/2696-51-0x00000000071C0000-0x00000000071C8000-memory.dmp

    Filesize

    32KB

  • memory/2696-52-0x0000000007220000-0x000000000724A000-memory.dmp

    Filesize

    168KB

  • memory/2696-53-0x0000000007250000-0x0000000007274000-memory.dmp

    Filesize

    144KB

  • memory/2696-54-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-55-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

    Filesize

    4KB

  • memory/2696-56-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-57-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-59-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-60-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-61-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-62-0x0000000008540000-0x000000000D614000-memory.dmp

    Filesize

    80.8MB

  • memory/2696-63-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-64-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-65-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-67-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/2696-68-0x0000000073D50000-0x0000000074500000-memory.dmp

    Filesize

    7.7MB

  • memory/4568-81-0x0000000001060000-0x00000000022B4000-memory.dmp

    Filesize

    18.3MB

  • memory/4568-82-0x0000000001060000-0x00000000022B4000-memory.dmp

    Filesize

    18.3MB

  • memory/4568-83-0x0000000001060000-0x00000000010A8000-memory.dmp

    Filesize

    288KB

  • memory/4568-84-0x00000000253E0000-0x000000002547C000-memory.dmp

    Filesize

    624KB

  • memory/4568-85-0x0000000026030000-0x00000000261F2000-memory.dmp

    Filesize

    1.8MB

  • memory/4568-86-0x0000000025850000-0x00000000258A0000-memory.dmp

    Filesize

    320KB

  • memory/4568-88-0x0000000025F30000-0x0000000025FC2000-memory.dmp

    Filesize

    584KB

  • memory/4568-89-0x0000000025EE0000-0x0000000025EEA000-memory.dmp

    Filesize

    40KB