Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/08/2024, 01:40

General

  • Target

    89a9123df318a4c77a378e687f5e4c1c7f7806d64c85a7360a556b487343a49b.exe

  • Size

    698KB

  • MD5

    0815e4fcd9b75660891ec15ce119fa70

  • SHA1

    7f8c1c73194725dce424b72ff2306203f3590c3b

  • SHA256

    89a9123df318a4c77a378e687f5e4c1c7f7806d64c85a7360a556b487343a49b

  • SHA512

    c613b96c177294bbbfce2e0b86d15f32d2c7c579bf4c50ef0940ae697e7cfa0f36512ff7fa221c2a5b6963ca6b000b34876707bdc56351c20d20a3ee54fa68ba

  • SSDEEP

    12288:67MJHZFQpHB5LOBTCUbINBoQYwXsCGJt5aFp0zS6w+CAG0snsQc:6IJHoph5CBTCUUN6QYwZrH6VfAsQc

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7480851360:AAFGFIgeYioB7dUKsMFuCrt400Zxu2IugeM/sendMessage?chat_id=6070006284

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 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.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 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 9 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\89a9123df318a4c77a378e687f5e4c1c7f7806d64c85a7360a556b487343a49b.exe
    "C:\Users\Admin\AppData\Local\Temp\89a9123df318a4c77a378e687f5e4c1c7f7806d64c85a7360a556b487343a49b.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1608
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Kludgy=Get-Content 'C:\Users\Admin\AppData\Local\errancies\Tansies.Tem';$Crushes53=$Kludgy.SubString(52844,3);.$Crushes53($Kludgy)
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4348
      • C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
        "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oz2kogif.1qz.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\errancies\Tansies.Tem

    Filesize

    51KB

    MD5

    5d38b5b5dd9df5889a8cdae91bda8ce0

    SHA1

    55d4f7428bfc7a1c572e2f65d2877f53dfe9b00c

    SHA256

    45c83c93a697679fb2f35ba68b3df5393398970f0adbda0f8af697080a661a07

    SHA512

    9632d65d07e63235746f60133dfeaad9474db92a70d2264300d3f433399b0ca0e647120d3393d07e5f722597ec1e14a4111f9b0819886cb11f646d75c1e6be8d

  • C:\Users\Admin\AppData\Local\errancies\Tarantulid.Bed

    Filesize

    315KB

    MD5

    657f4fbdce2aec00af95560a9bb2f05f

    SHA1

    05d405cdf1e9b5617ff83d7833d7eb4f011a017b

    SHA256

    dc6ea094e7cd8bb7306cb687eb37b1e8c711ea58c626628cd3c70dc329bdde6d

    SHA512

    9f77c539e9e76a3b9f3b77f5e7a771b23881daefd267cce693e77d40b0cb9a0cfb0371c61d9e5395af20d5395c5b0cc886828099ea136f35b87ef9f6ba638b38

  • memory/4348-33-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-11-0x0000000004F80000-0x0000000004FA2000-memory.dmp

    Filesize

    136KB

  • memory/4348-12-0x0000000005780000-0x00000000057E6000-memory.dmp

    Filesize

    408KB

  • memory/4348-13-0x00000000057F0000-0x0000000005856000-memory.dmp

    Filesize

    408KB

  • memory/4348-10-0x00000000050E0000-0x0000000005708000-memory.dmp

    Filesize

    6.2MB

  • memory/4348-19-0x0000000005860000-0x0000000005BB4000-memory.dmp

    Filesize

    3.3MB

  • memory/4348-24-0x0000000005E50000-0x0000000005E6E000-memory.dmp

    Filesize

    120KB

  • memory/4348-25-0x0000000005E90000-0x0000000005EDC000-memory.dmp

    Filesize

    304KB

  • memory/4348-26-0x00000000063C0000-0x0000000006456000-memory.dmp

    Filesize

    600KB

  • memory/4348-27-0x0000000006370000-0x000000000638A000-memory.dmp

    Filesize

    104KB

  • memory/4348-28-0x0000000007060000-0x0000000007082000-memory.dmp

    Filesize

    136KB

  • memory/4348-29-0x0000000007640000-0x0000000007BE4000-memory.dmp

    Filesize

    5.6MB

  • memory/4348-9-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-31-0x0000000008270000-0x00000000088EA000-memory.dmp

    Filesize

    6.5MB

  • memory/4348-32-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-7-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

    Filesize

    4KB

  • memory/4348-8-0x0000000002860000-0x0000000002896000-memory.dmp

    Filesize

    216KB

  • memory/4348-34-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-59-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-38-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-37-0x00000000088F0000-0x0000000009F53000-memory.dmp

    Filesize

    22.4MB

  • memory/4348-39-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

    Filesize

    4KB

  • memory/4348-40-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-41-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-42-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-43-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-44-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-45-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4348-36-0x0000000074BF0000-0x00000000753A0000-memory.dmp

    Filesize

    7.7MB

  • memory/4560-60-0x0000000000D00000-0x0000000001F54000-memory.dmp

    Filesize

    18.3MB

  • memory/4560-61-0x0000000000D00000-0x0000000000D42000-memory.dmp

    Filesize

    264KB

  • memory/4560-62-0x0000000021360000-0x00000000213FC000-memory.dmp

    Filesize

    624KB

  • memory/4560-64-0x0000000021FF0000-0x00000000221B2000-memory.dmp

    Filesize

    1.8MB

  • memory/4560-65-0x00000000217B0000-0x0000000021800000-memory.dmp

    Filesize

    320KB

  • memory/4560-67-0x0000000021EC0000-0x0000000021F52000-memory.dmp

    Filesize

    584KB

  • memory/4560-68-0x0000000021820000-0x000000002182A000-memory.dmp

    Filesize

    40KB