Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2024 02:26

General

  • Target

    42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496.exe

  • Size

    714KB

  • MD5

    884a8f2e4c08dc7ae2365112da323629

  • SHA1

    715ca2cd2b469a7db50c1405dbb311cdb2a04b33

  • SHA256

    42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496

  • SHA512

    8b624003c7f320e5be6a7d672d9919258ac2014a03b3e467a10265a2d661f833ff96f94ac296dd9b248e836b7a105012f3eb453e87e27a0f2828d23973673c24

  • SSDEEP

    12288:cUyIR4R52J+XtmucV6XShTHbkRV5G6tEIYqAaFbXsq2x9HNQQOLAWfbFQCBIR:cUyIeeRP7hT7kRVsKEIYkFbXsq+FNQQ/

Malware Config

Extracted

Family

vipkeylogger

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.

  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496.exe
    "C:\Users\Admin\AppData\Local\Temp\42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496.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:4484
    • 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\42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2756
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ypLZKtXxGIG.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2348
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ypLZKtXxGIG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2BA.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2264
    • C:\Users\Admin\AppData\Local\Temp\42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496.exe
      "C:\Users\Admin\AppData\Local\Temp\42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • 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

    7d66766fc49139cb728df3ed34d5b124

    SHA1

    e498ac75dec434242e7915827939becfd4a857ce

    SHA256

    c0fd3986343b34aa71245e83983354971230c8fa67bce70ca0b40b435c1e1796

    SHA512

    38d56f7d052252adc3a0b6d079dff84a054c3b65846d78efc8f041dd42f4c678ade09f173a4a57bc4556a2891ef2b8cb9abd4e1e6d081d2d46a2612979de30c0

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bcstbaag.ll1.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp2BA.tmp

    Filesize

    1KB

    MD5

    e2d5397f4d89469fc1baad89e34146d0

    SHA1

    56edf48a7d68b97e1d881911512a046c267cd5ae

    SHA256

    4da33e9bd2c4fd5ac864ab498b522def6baff9796c66574b75c1595754359d61

    SHA512

    fcb4474f17e88a865e3f635f6e338cc3b5ee70369d2348a6a822ffe2865ad82e0e94cf95c3317548f4ef8bd1c71764e79c96611bb7916bca7356a055a01d1968

  • memory/2348-81-0x0000000007850000-0x000000000785A000-memory.dmp

    Filesize

    40KB

  • memory/2348-80-0x00000000077E0000-0x00000000077FA000-memory.dmp

    Filesize

    104KB

  • memory/2348-85-0x0000000007A10000-0x0000000007A1E000-memory.dmp

    Filesize

    56KB

  • memory/2348-84-0x00000000079E0000-0x00000000079F1000-memory.dmp

    Filesize

    68KB

  • memory/2348-83-0x0000000007A60000-0x0000000007AF6000-memory.dmp

    Filesize

    600KB

  • memory/2348-37-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2348-79-0x0000000007E20000-0x000000000849A000-memory.dmp

    Filesize

    6.5MB

  • memory/2348-86-0x0000000007A20000-0x0000000007A34000-memory.dmp

    Filesize

    80KB

  • memory/2348-78-0x0000000007680000-0x0000000007723000-memory.dmp

    Filesize

    652KB

  • memory/2348-68-0x0000000071450000-0x000000007149C000-memory.dmp

    Filesize

    304KB

  • memory/2348-19-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2348-87-0x0000000007B20000-0x0000000007B3A000-memory.dmp

    Filesize

    104KB

  • memory/2348-88-0x0000000007B00000-0x0000000007B08000-memory.dmp

    Filesize

    32KB

  • memory/2348-24-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2348-95-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2756-17-0x0000000004FF0000-0x0000000005618000-memory.dmp

    Filesize

    6.2MB

  • memory/2756-96-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2756-89-0x0000000007370000-0x0000000007378000-memory.dmp

    Filesize

    32KB

  • memory/2756-15-0x0000000002410000-0x0000000002446000-memory.dmp

    Filesize

    216KB

  • memory/2756-16-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2756-56-0x00000000062F0000-0x0000000006322000-memory.dmp

    Filesize

    200KB

  • memory/2756-22-0x0000000004F00000-0x0000000004F66000-memory.dmp

    Filesize

    408KB

  • memory/2756-23-0x00000000056D0000-0x0000000005736000-memory.dmp

    Filesize

    408KB

  • memory/2756-21-0x0000000004E60000-0x0000000004E82000-memory.dmp

    Filesize

    136KB

  • memory/2756-38-0x0000000005740000-0x0000000005A94000-memory.dmp

    Filesize

    3.3MB

  • memory/2756-67-0x0000000006330000-0x000000000634E000-memory.dmp

    Filesize

    120KB

  • memory/2756-18-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/2756-54-0x0000000005D00000-0x0000000005D1E000-memory.dmp

    Filesize

    120KB

  • memory/2756-55-0x0000000006290000-0x00000000062DC000-memory.dmp

    Filesize

    304KB

  • memory/2756-57-0x0000000071450000-0x000000007149C000-memory.dmp

    Filesize

    304KB

  • memory/2944-82-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2944-53-0x0000000005230000-0x000000000527E000-memory.dmp

    Filesize

    312KB

  • memory/2944-51-0x0000000002B70000-0x0000000002BC0000-memory.dmp

    Filesize

    320KB

  • memory/2944-30-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2944-31-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2944-39-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2944-32-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/4484-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/4484-9-0x0000000008AC0000-0x0000000008B3E000-memory.dmp

    Filesize

    504KB

  • memory/4484-8-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/4484-7-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/4484-6-0x0000000007830000-0x0000000007848000-memory.dmp

    Filesize

    96KB

  • memory/4484-5-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/4484-10-0x0000000008BE0000-0x0000000008C7C000-memory.dmp

    Filesize

    624KB

  • memory/4484-4-0x0000000002C40000-0x0000000002C4A000-memory.dmp

    Filesize

    40KB

  • memory/4484-3-0x0000000007700000-0x0000000007792000-memory.dmp

    Filesize

    584KB

  • memory/4484-2-0x0000000007C10000-0x00000000081B4000-memory.dmp

    Filesize

    5.6MB

  • memory/4484-1-0x0000000000760000-0x0000000000818000-memory.dmp

    Filesize

    736KB

  • memory/4484-52-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB