Analysis

  • max time kernel
    120s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/02/2025, 02:06

General

  • Target

    Purchase Order - Hi tech Insulator SAPPL23240999.exe

  • Size

    982KB

  • MD5

    25c92b854587494825e5cd9b32ebb682

  • SHA1

    6eea1700fab7342a8078f612e0920fa2f84a1cfd

  • SHA256

    0be6a7f44926700fa4c215c731f2609401648a93b276936cfe411f34347165ab

  • SHA512

    69fe139c05ac7efe5236fc48347b1356429c613a176acc051c50c2a3a1118d67f335abc091c1baa31dde445d9c91efca191118cd3b2b5288f4da67745b6452c0

  • SSDEEP

    24576:v0784ZPsCsjb9C0Yynd+EHssgFuFYSmy:vC84VszC0RnUwFYSn

Malware Config

Extracted

Family

vipkeylogger

Credentials
C2

https://api.telegram.org/bot7563311736:AAFJewS8I9s6_mnl_sUm8SW4RjIOXWEEyVI/sendMessage?chat_id=6386262734

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.

  • 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 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order - Hi tech Insulator SAPPL23240999.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order - Hi tech Insulator SAPPL23240999.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2536
    • 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\Purchase Order - Hi tech Insulator SAPPL23240999.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2888
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qmYHPZhWN.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2896
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qmYHPZhWN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC85E.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2992
    • C:\Users\Admin\AppData\Local\Temp\Purchase Order - Hi tech Insulator SAPPL23240999.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase Order - Hi tech Insulator SAPPL23240999.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2720
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:1812

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpC85E.tmp

      Filesize

      1KB

      MD5

      19b00276eab248c875e053c62d09263d

      SHA1

      aa2b28a5a6641a5a48824cd71040b1c775def7e8

      SHA256

      5b68211216b344c5106fffcc532fcaafc63fc94b5da2ecac2b3e6fd4e37f534b

      SHA512

      26365cf430a13db2127dd21c56f57a9701fc5008d75e344c18eceb7872fe4631af7a3a4e4c74a6eee149c128973d92434a08049333d253c07a1eb29066d46500

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\FPM12ZPLTZBV1JXONAD7.temp

      Filesize

      7KB

      MD5

      8d87f2055ccb2ed9553307208625c67e

      SHA1

      9df25d467198d5671c9393cd506de1cc37b264cb

      SHA256

      316f36a55e57061b79577e43b5a96f9408abd4e5865f305584bae40ade6cfdb0

      SHA512

      24f6f36374e3a684f93be4bfae4365a7e4f661c1d84ce29567446b48c35a5947cf31c6583043d3c4f0acf8e2e6dbaacbb50b8692b805224a66f61fbbc2f434d8

    • memory/2536-4-0x00000000048C0000-0x00000000048D8000-memory.dmp

      Filesize

      96KB

    • memory/2536-3-0x0000000004E30000-0x0000000004EE4000-memory.dmp

      Filesize

      720KB

    • memory/2536-0-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

      Filesize

      4KB

    • memory/2536-5-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

      Filesize

      4KB

    • memory/2536-6-0x0000000073D00000-0x00000000743EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2536-7-0x00000000052F0000-0x000000000537E000-memory.dmp

      Filesize

      568KB

    • memory/2536-2-0x0000000073D00000-0x00000000743EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2536-1-0x0000000000ED0000-0x0000000000FCA000-memory.dmp

      Filesize

      1000KB

    • memory/2536-32-0x0000000073D00000-0x00000000743EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2720-31-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2720-30-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2720-29-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2720-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2720-26-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2720-24-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2720-22-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/2720-20-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB