Analysis

  • max time kernel
    122s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2024, 02:43

General

  • Target

    82207ff3a7648d3ff7ee466bec68de79575f880a59b90df365bcfe576e3880e4.exe

  • Size

    820KB

  • MD5

    e37d56a547db8598645b412d482fdefb

  • SHA1

    3399dd1717b169a04886cd3e1b097f07c079d844

  • SHA256

    82207ff3a7648d3ff7ee466bec68de79575f880a59b90df365bcfe576e3880e4

  • SHA512

    b5a1f92eccbfb6c1ebf6b95b52afa9af3587863b1ed466b89bb97c88e43e46bd61bd3fe2aa80ce67cfa948d3e2f07ff5b5cf4d92ac19025e86adfd8f4abd32ba

  • SSDEEP

    12288:wbrX2lbu9ZZBmq3Vm1xUuQ5YtdD5SoijFSoOsZlP/wQxNym2y4n5df:Krmla953V8QOb50PNwmNym2fnn

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    kashmirestore.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    c%P+6,(]YFvP

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.

  • 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 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82207ff3a7648d3ff7ee466bec68de79575f880a59b90df365bcfe576e3880e4.exe
    "C:\Users\Admin\AppData\Local\Temp\82207ff3a7648d3ff7ee466bec68de79575f880a59b90df365bcfe576e3880e4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:876
    • 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\82207ff3a7648d3ff7ee466bec68de79575f880a59b90df365bcfe576e3880e4.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2736
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NhtJwAjO.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3068
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NhtJwAjO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDE6.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2700
    • C:\Users\Admin\AppData\Local\Temp\82207ff3a7648d3ff7ee466bec68de79575f880a59b90df365bcfe576e3880e4.exe
      "C:\Users\Admin\AppData\Local\Temp\82207ff3a7648d3ff7ee466bec68de79575f880a59b90df365bcfe576e3880e4.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:2848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpDE6.tmp

    Filesize

    1KB

    MD5

    440982ca95cfd689a90a4027223dea37

    SHA1

    8d45020602479995e7e261e42d88682c44ccd987

    SHA256

    d9a2726e0f347d15068183de95ab9b0c48211c45ec22a6c37480e39392f6e3fc

    SHA512

    afab96621bfac3991be03a002e4ca504939d13ccdf7dd0ae7806c663912a526332c46eb497a0e43e2faf2c51444eb533a07223a470ea43e6d1056fef86c9dcf9

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    b4e7360c9bd0808d48f27e104761532f

    SHA1

    299ce06f26161062e58a2a682cf6870e80580ac5

    SHA256

    1a1f48ba22895162f8cf79278dce6d07cf58a600ddd493aadec83e2c0d0d09c1

    SHA512

    07c0684ed0680eccde003ffd057b85a0c4222b4d51887714cd44839256cae81b9d00f19150eb29bc04e4400f759ff0163bb7a711007c0c4584e4930615b0c553

  • memory/876-4-0x00000000744DE000-0x00000000744DF000-memory.dmp

    Filesize

    4KB

  • memory/876-32-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/876-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

    Filesize

    4KB

  • memory/876-5-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/876-6-0x0000000000420000-0x00000000004AC000-memory.dmp

    Filesize

    560KB

  • memory/876-2-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/876-1-0x00000000008F0000-0x00000000009C4000-memory.dmp

    Filesize

    848KB

  • memory/876-3-0x0000000000870000-0x000000000088C000-memory.dmp

    Filesize

    112KB

  • memory/2848-19-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2848-29-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2848-28-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2848-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2848-23-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2848-21-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2848-25-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2848-31-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB