Analysis

  • max time kernel
    145s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2024 15:30

General

  • Target

    d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe

  • Size

    928KB

  • MD5

    007753c156469ddd33f587c8854d69ff

  • SHA1

    7b764c6edaff8e31a224f39e03da4f6ae0b5ff90

  • SHA256

    d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8

  • SHA512

    f415473796549cfd569a21572bac0645c096c9fde1be5205502385044361a6d93ba4bc0246af7f1c7984bf496e6f7d9077dcff0acf605271f310a5a38c993e87

  • SSDEEP

    12288:EpZsSWsVxwwjhAFEcQLT7+eFQDT6Co4L+Jhl1Yti6MZU:Ezsja5GEtTieiDT6Rhl1igZ

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 1 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 1 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 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 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe
    "C:\Users\Admin\AppData\Local\Temp\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.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:1476
    • 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\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4460
    • C:\Users\Admin\AppData\Local\Temp\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe
      "C:\Users\Admin\AppData\Local\Temp\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_c0fifuuf.030.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1476-6-0x0000000006450000-0x0000000006468000-memory.dmp

    Filesize

    96KB

  • memory/1476-3-0x0000000005270000-0x0000000005302000-memory.dmp

    Filesize

    584KB

  • memory/1476-4-0x0000000005250000-0x000000000525A000-memory.dmp

    Filesize

    40KB

  • memory/1476-5-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/1476-15-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/1476-7-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

    Filesize

    4KB

  • memory/1476-8-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/1476-9-0x0000000006560000-0x00000000065EE000-memory.dmp

    Filesize

    568KB

  • memory/1476-10-0x00000000072F0000-0x000000000738C000-memory.dmp

    Filesize

    624KB

  • memory/1476-2-0x0000000005820000-0x0000000005DC4000-memory.dmp

    Filesize

    5.6MB

  • memory/1476-1-0x0000000000760000-0x000000000084E000-memory.dmp

    Filesize

    952KB

  • memory/1476-0-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

    Filesize

    4KB

  • memory/2464-24-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/2464-14-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/2464-66-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/2464-65-0x0000000007150000-0x000000000767C000-memory.dmp

    Filesize

    5.2MB

  • memory/2464-64-0x00000000068F0000-0x0000000006940000-memory.dmp

    Filesize

    320KB

  • memory/2464-63-0x0000000006A50000-0x0000000006C12000-memory.dmp

    Filesize

    1.8MB

  • memory/2464-62-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/2464-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/4460-49-0x0000000006F70000-0x0000000007013000-memory.dmp

    Filesize

    652KB

  • memory/4460-53-0x0000000007320000-0x00000000073B6000-memory.dmp

    Filesize

    600KB

  • memory/4460-21-0x0000000004DB0000-0x0000000004DD2000-memory.dmp

    Filesize

    136KB

  • memory/4460-34-0x00000000057A0000-0x0000000005AF4000-memory.dmp

    Filesize

    3.3MB

  • memory/4460-35-0x0000000005D70000-0x0000000005D8E000-memory.dmp

    Filesize

    120KB

  • memory/4460-36-0x0000000005E10000-0x0000000005E5C000-memory.dmp

    Filesize

    304KB

  • memory/4460-38-0x0000000070900000-0x000000007094C000-memory.dmp

    Filesize

    304KB

  • memory/4460-37-0x0000000006350000-0x0000000006382000-memory.dmp

    Filesize

    200KB

  • memory/4460-48-0x0000000006F50000-0x0000000006F6E000-memory.dmp

    Filesize

    120KB

  • memory/4460-17-0x0000000004F10000-0x0000000005538000-memory.dmp

    Filesize

    6.2MB

  • memory/4460-50-0x00000000076E0000-0x0000000007D5A000-memory.dmp

    Filesize

    6.5MB

  • memory/4460-51-0x00000000070A0000-0x00000000070BA000-memory.dmp

    Filesize

    104KB

  • memory/4460-52-0x0000000007110000-0x000000000711A000-memory.dmp

    Filesize

    40KB

  • memory/4460-23-0x0000000005730000-0x0000000005796000-memory.dmp

    Filesize

    408KB

  • memory/4460-54-0x00000000072A0000-0x00000000072B1000-memory.dmp

    Filesize

    68KB

  • memory/4460-55-0x00000000072D0000-0x00000000072DE000-memory.dmp

    Filesize

    56KB

  • memory/4460-56-0x00000000072E0000-0x00000000072F4000-memory.dmp

    Filesize

    80KB

  • memory/4460-57-0x00000000073E0000-0x00000000073FA000-memory.dmp

    Filesize

    104KB

  • memory/4460-58-0x00000000073C0000-0x00000000073C8000-memory.dmp

    Filesize

    32KB

  • memory/4460-61-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/4460-22-0x0000000004E50000-0x0000000004EB6000-memory.dmp

    Filesize

    408KB

  • memory/4460-20-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/4460-19-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB

  • memory/4460-16-0x0000000002460000-0x0000000002496000-memory.dmp

    Filesize

    216KB

  • memory/4460-18-0x0000000074ED0000-0x0000000075680000-memory.dmp

    Filesize

    7.7MB