Analysis

  • max time kernel
    133s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-11-2024 10:04

General

  • Target

    9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe

  • Size

    900KB

  • MD5

    57fcb286b01acc3318e455c23d5f857f

  • SHA1

    a01a9de8ed1dbd2dad4285748ed1eb2a4765f8d0

  • SHA256

    9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e

  • SHA512

    c4733810c9126435febedd867cee2c399044b491b72c09baa4f24e412b581f69490bd45576674eba99f406cf180a3dd4fe9bf07df1189106aced4204fb55b911

  • SSDEEP

    24576:7q0qQmN5TGwahM4GrYOkwm+HFY7aJVn7KiQ:7qamLtT50Ok8y7ajXQ

Malware Config

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 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 9 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\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe
    "C:\Users\Admin\AppData\Local\Temp\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.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:468
    • 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\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2732
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zDAKFK.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3640
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zDAKFK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF2E.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4284
    • C:\Users\Admin\AppData\Local\Temp\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe
      "C:\Users\Admin\AppData\Local\Temp\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.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:536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • 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

    cfc7e84b6a936f3d2b1b5f4f1d8bdd80

    SHA1

    5e84cf4b7940a48e41d955abfd33644156b50bc5

    SHA256

    baf5de959549a3c4e2f8e05934260ed5a53fa74bb17779d3172f453fbd72239a

    SHA512

    09952f17f02f46475a965d233c31a66acf98dcb2094ef5717b4c5a8d10adab6ad3fddc75f65f28268dbb723818902dccd9cc966e70a0a9fe089d3b58d699f3c2

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rcttq2jf.ydr.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpF2E.tmp

    Filesize

    1KB

    MD5

    6ec69b784f23b2d97ccec25076966f15

    SHA1

    e2cf119ddcc76b07c0f0b10cca8d7dc695eac8dd

    SHA256

    26c8c627ae0ea2c777b3f63ba751f4cfadca19425d21d8d4638c282faa891876

    SHA512

    16a0623a0e7a5c0636ce3095a2f52297f0c212023f9bc060fab809ac8a0a907e7f5e9f5abd4b0ac859630e82b8d31e716f7bd9eea1db68465781201ce2aba112

  • memory/468-4-0x0000000004C90000-0x0000000004C9A000-memory.dmp

    Filesize

    40KB

  • memory/468-5-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/468-6-0x0000000004E40000-0x0000000004EDC000-memory.dmp

    Filesize

    624KB

  • memory/468-7-0x000000007484E000-0x000000007484F000-memory.dmp

    Filesize

    4KB

  • memory/468-8-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/468-9-0x00000000060B0000-0x00000000060CC000-memory.dmp

    Filesize

    112KB

  • memory/468-10-0x0000000002530000-0x00000000025BC000-memory.dmp

    Filesize

    560KB

  • memory/468-0-0x000000007484E000-0x000000007484F000-memory.dmp

    Filesize

    4KB

  • memory/468-1-0x00000000001D0000-0x00000000002B6000-memory.dmp

    Filesize

    920KB

  • memory/468-2-0x0000000005290000-0x0000000005834000-memory.dmp

    Filesize

    5.6MB

  • memory/468-48-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/468-3-0x0000000004CE0000-0x0000000004D72000-memory.dmp

    Filesize

    584KB

  • memory/536-37-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/536-90-0x0000000006E20000-0x0000000006FE2000-memory.dmp

    Filesize

    1.8MB

  • memory/536-91-0x0000000006CA0000-0x0000000006CF0000-memory.dmp

    Filesize

    320KB

  • memory/536-92-0x0000000007520000-0x0000000007A4C000-memory.dmp

    Filesize

    5.2MB

  • memory/2732-22-0x0000000005160000-0x0000000005182000-memory.dmp

    Filesize

    136KB

  • memory/2732-82-0x0000000007770000-0x0000000007778000-memory.dmp

    Filesize

    32KB

  • memory/2732-29-0x00000000053A0000-0x0000000005406000-memory.dmp

    Filesize

    408KB

  • memory/2732-36-0x0000000005C50000-0x0000000005FA4000-memory.dmp

    Filesize

    3.3MB

  • memory/2732-15-0x0000000001060000-0x0000000001096000-memory.dmp

    Filesize

    216KB

  • memory/2732-17-0x0000000005420000-0x0000000005A48000-memory.dmp

    Filesize

    6.2MB

  • memory/2732-20-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2732-49-0x0000000006100000-0x000000000611E000-memory.dmp

    Filesize

    120KB

  • memory/2732-50-0x00000000061D0000-0x000000000621C000-memory.dmp

    Filesize

    304KB

  • memory/2732-51-0x00000000066E0000-0x0000000006712000-memory.dmp

    Filesize

    200KB

  • memory/2732-52-0x0000000070D30000-0x0000000070D7C000-memory.dmp

    Filesize

    304KB

  • memory/2732-62-0x0000000006750000-0x000000000676E000-memory.dmp

    Filesize

    120KB

  • memory/2732-63-0x0000000007340000-0x00000000073E3000-memory.dmp

    Filesize

    652KB

  • memory/2732-16-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2732-74-0x0000000007A90000-0x000000000810A000-memory.dmp

    Filesize

    6.5MB

  • memory/2732-89-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2732-18-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2732-28-0x0000000005200000-0x0000000005266000-memory.dmp

    Filesize

    408KB

  • memory/2732-78-0x0000000007650000-0x0000000007661000-memory.dmp

    Filesize

    68KB

  • memory/2732-79-0x0000000007680000-0x000000000768E000-memory.dmp

    Filesize

    56KB

  • memory/3640-80-0x0000000007080000-0x0000000007094000-memory.dmp

    Filesize

    80KB

  • memory/3640-81-0x0000000007180000-0x000000000719A000-memory.dmp

    Filesize

    104KB

  • memory/3640-77-0x00000000070C0000-0x0000000007156000-memory.dmp

    Filesize

    600KB

  • memory/3640-19-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3640-76-0x0000000006EB0000-0x0000000006EBA000-memory.dmp

    Filesize

    40KB

  • memory/3640-88-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3640-75-0x0000000006E40000-0x0000000006E5A000-memory.dmp

    Filesize

    104KB

  • memory/3640-64-0x0000000070D30000-0x0000000070D7C000-memory.dmp

    Filesize

    304KB

  • memory/3640-31-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3640-35-0x0000000074840000-0x0000000074FF0000-memory.dmp

    Filesize

    7.7MB