Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-01-2025 13:14

General

  • Target

    hdIt2KwyDuUoSjp.exe

  • Size

    852KB

  • MD5

    91f14f2f493b0510a745b84c53a830aa

  • SHA1

    b25866559dc09ae4ae078a28b021a38ec16247ea

  • SHA256

    0d9002997ab5b1dacce50ec3e131b70218102f036968294965e57e204824a7d0

  • SHA512

    24d8594d5f1a65ca0af1acfa44ca338cfdb3271f6fbc6cbfe1babdfd84cc473bfe824f2ff89564fc749b62a8eaf27ac7e5d6fd46dfbccdfc5f72bacc006da955

  • SSDEEP

    12288:9OJKIO8Df4qv9QsUbQVqE7Vke9PUYMdlaJtGOkXuLdQIa35Hje:9OJpf4qG8VqSVke9PUtkLdQIa356

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.expressocargocamp.com.br
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    4ZRBDZAi92icT8S

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
  • 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 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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 behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\hdIt2KwyDuUoSjp.exe
    "C:\Users\Admin\AppData\Local\Temp\hdIt2KwyDuUoSjp.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:2324
    • 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\hdIt2KwyDuUoSjp.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4840
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FEeQEHtnWQlx.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3768
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FEeQEHtnWQlx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE54F.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4124
    • C:\Users\Admin\AppData\Local\Temp\hdIt2KwyDuUoSjp.exe
      "C:\Users\Admin\AppData\Local\Temp\hdIt2KwyDuUoSjp.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\hdIt2KwyDuUoSjp.exe.log

    Filesize

    1KB

    MD5

    400f1cc1a0a0ce1cdabda365ab3368ce

    SHA1

    1ecf683f14271d84f3b6063493dce00ff5f42075

    SHA256

    c8fa64f4b69df13ed6408fd4a204f318a36c2f38c85d4a4d42adfc9173f73765

    SHA512

    14c8cfd58d097e5e89c8cabe1e665173f1ccf604a9ef70cdcb84116e265f90819c19c891be408e0ad7e29086a5c2ea2883b7a7d1184878dbbac63e2cabcd1c45

  • 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

    34a97fd7d926ce5b5b3f5e57c280d7df

    SHA1

    f31ba722c38079420dc17e99fbd475835aa8b152

    SHA256

    4590e27ff58c4dfcb641ff3ea1d7381b6c228495471d8d79bb1190088e063454

    SHA512

    88723b1562dbb49e6c73a6e5d74d8c131571663b6039c997a7db64262aa5aa889a244611196785a49824719532dd678e2f2f4eec4d7d5e56f2c350861c11c0b2

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mesut3je.gpg.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpE54F.tmp

    Filesize

    1KB

    MD5

    4dea7aa7856269780cf180dd3ec2ff3e

    SHA1

    21faa9166bb2f5e753584dea91e3301a0edf09d7

    SHA256

    9881585269d11f07aedf4ab2912fc6832b6466e1080353945fdafd08ffafa1ec

    SHA512

    c3c21ea2a99aaca8b214266c286ee9dba2ee890c97af6be9b508d695f78f83f27d6d123cbb44ce53650e2a480616b256a6fbb15d5a3ab5bb27909674e6c11950

  • memory/1088-93-0x0000000009340000-0x000000000986C000-memory.dmp

    Filesize

    5.2MB

  • memory/1088-42-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/1088-91-0x0000000008C40000-0x0000000008E02000-memory.dmp

    Filesize

    1.8MB

  • memory/1088-92-0x0000000008B00000-0x0000000008B50000-memory.dmp

    Filesize

    320KB

  • memory/2324-8-0x000000007519E000-0x000000007519F000-memory.dmp

    Filesize

    4KB

  • memory/2324-2-0x0000000005E90000-0x0000000006434000-memory.dmp

    Filesize

    5.6MB

  • memory/2324-9-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/2324-0-0x000000007519E000-0x000000007519F000-memory.dmp

    Filesize

    4KB

  • memory/2324-49-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/2324-7-0x0000000008590000-0x00000000085B6000-memory.dmp

    Filesize

    152KB

  • memory/2324-6-0x0000000005CA0000-0x0000000005D3C000-memory.dmp

    Filesize

    624KB

  • memory/2324-10-0x00000000053C0000-0x000000000544E000-memory.dmp

    Filesize

    568KB

  • memory/2324-5-0x0000000005B70000-0x0000000005B7A000-memory.dmp

    Filesize

    40KB

  • memory/2324-1-0x0000000000F00000-0x0000000000FDC000-memory.dmp

    Filesize

    880KB

  • memory/2324-4-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/2324-3-0x00000000059D0000-0x0000000005A62000-memory.dmp

    Filesize

    584KB

  • memory/3768-20-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/3768-40-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/3768-89-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/3768-22-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/3768-80-0x00000000079A0000-0x00000000079AE000-memory.dmp

    Filesize

    56KB

  • memory/3768-74-0x0000000007630000-0x00000000076D3000-memory.dmp

    Filesize

    652KB

  • memory/3768-79-0x0000000007970000-0x0000000007981000-memory.dmp

    Filesize

    68KB

  • memory/3768-78-0x00000000079F0000-0x0000000007A86000-memory.dmp

    Filesize

    600KB

  • memory/3768-77-0x00000000077E0000-0x00000000077EA000-memory.dmp

    Filesize

    40KB

  • memory/3768-53-0x00000000718E0000-0x000000007192C000-memory.dmp

    Filesize

    304KB

  • memory/3768-72-0x0000000007400000-0x000000000741E000-memory.dmp

    Filesize

    120KB

  • memory/3768-52-0x00000000073C0000-0x00000000073F2000-memory.dmp

    Filesize

    200KB

  • memory/3768-75-0x0000000007DB0000-0x000000000842A000-memory.dmp

    Filesize

    6.5MB

  • memory/4840-16-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4840-63-0x00000000718E0000-0x000000007192C000-memory.dmp

    Filesize

    304KB

  • memory/4840-76-0x0000000007270000-0x000000000728A000-memory.dmp

    Filesize

    104KB

  • memory/4840-51-0x0000000005F80000-0x0000000005FCC000-memory.dmp

    Filesize

    304KB

  • memory/4840-50-0x0000000005F50000-0x0000000005F6E000-memory.dmp

    Filesize

    120KB

  • memory/4840-23-0x0000000005040000-0x0000000005062000-memory.dmp

    Filesize

    136KB

  • memory/4840-24-0x00000000050E0000-0x0000000005146000-memory.dmp

    Filesize

    408KB

  • memory/4840-81-0x00000000074B0000-0x00000000074C4000-memory.dmp

    Filesize

    80KB

  • memory/4840-82-0x00000000075B0000-0x00000000075CA000-memory.dmp

    Filesize

    104KB

  • memory/4840-83-0x0000000007590000-0x0000000007598000-memory.dmp

    Filesize

    32KB

  • memory/4840-43-0x0000000005A30000-0x0000000005D84000-memory.dmp

    Filesize

    3.3MB

  • memory/4840-30-0x0000000005840000-0x00000000058A6000-memory.dmp

    Filesize

    408KB

  • memory/4840-19-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4840-90-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4840-18-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4840-17-0x00000000051A0000-0x00000000057C8000-memory.dmp

    Filesize

    6.2MB

  • memory/4840-15-0x0000000004970000-0x00000000049A6000-memory.dmp

    Filesize

    216KB