Analysis

  • max time kernel
    127s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 20:57

General

  • Target

    2742fade1de081cd9246c02ab7d2def71c0e6580fff7d8305087e53d90472497.exe

  • Size

    767KB

  • MD5

    e60a6531d7bf4ce46dacedef53b2ef59

  • SHA1

    af25fa1fdbced501d23a1a4f7735836cce51258f

  • SHA256

    2742fade1de081cd9246c02ab7d2def71c0e6580fff7d8305087e53d90472497

  • SHA512

    13e65c8fbb52ed1ce7309f3679ef2bee1e48203507cb87952fe30911191d60208bee76d79a8caedd9f8f718c2111de0d5286caf8703e100434ca77a82c1f47d3

  • SSDEEP

    12288:vrOR+Ri3AgFd0vYa4qObQAgaLvwc+ouUxNOzEdLFPwTwoFP0Tc78Jk08dL9TOcW:VQ3Ag0vdHObpYZmIzEdLFWwas47OkB

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 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2742fade1de081cd9246c02ab7d2def71c0e6580fff7d8305087e53d90472497.exe
    "C:\Users\Admin\AppData\Local\Temp\2742fade1de081cd9246c02ab7d2def71c0e6580fff7d8305087e53d90472497.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5056
    • 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\2742fade1de081cd9246c02ab7d2def71c0e6580fff7d8305087e53d90472497.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3420
    • C:\Users\Admin\AppData\Local\Temp\2742fade1de081cd9246c02ab7d2def71c0e6580fff7d8305087e53d90472497.exe
      "C:\Users\Admin\AppData\Local\Temp\2742fade1de081cd9246c02ab7d2def71c0e6580fff7d8305087e53d90472497.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:3460

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2742fade1de081cd9246c02ab7d2def71c0e6580fff7d8305087e53d90472497.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_v0gat0uc.v10.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3420-50-0x0000000008170000-0x00000000087EA000-memory.dmp

    Filesize

    6.5MB

  • memory/3420-18-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3420-53-0x0000000007DB0000-0x0000000007E46000-memory.dmp

    Filesize

    600KB

  • memory/3420-19-0x0000000005730000-0x0000000005752000-memory.dmp

    Filesize

    136KB

  • memory/3420-51-0x0000000007B30000-0x0000000007B4A000-memory.dmp

    Filesize

    104KB

  • memory/3420-49-0x0000000007800000-0x00000000078A3000-memory.dmp

    Filesize

    652KB

  • memory/3420-48-0x0000000006DE0000-0x0000000006DFE000-memory.dmp

    Filesize

    120KB

  • memory/3420-61-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3420-57-0x0000000007E70000-0x0000000007E8A000-memory.dmp

    Filesize

    104KB

  • memory/3420-38-0x00000000709A0000-0x00000000709EC000-memory.dmp

    Filesize

    304KB

  • memory/3420-58-0x0000000007E50000-0x0000000007E58000-memory.dmp

    Filesize

    32KB

  • memory/3420-37-0x00000000077C0000-0x00000000077F2000-memory.dmp

    Filesize

    200KB

  • memory/3420-33-0x0000000006220000-0x0000000006574000-memory.dmp

    Filesize

    3.3MB

  • memory/3420-16-0x0000000005260000-0x0000000005296000-memory.dmp

    Filesize

    216KB

  • memory/3420-17-0x0000000005930000-0x0000000005F58000-memory.dmp

    Filesize

    6.2MB

  • memory/3420-52-0x0000000007BA0000-0x0000000007BAA000-memory.dmp

    Filesize

    40KB

  • memory/3420-22-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3420-21-0x00000000061B0000-0x0000000006216000-memory.dmp

    Filesize

    408KB

  • memory/3420-36-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3420-20-0x00000000060D0000-0x0000000006136000-memory.dmp

    Filesize

    408KB

  • memory/3420-56-0x0000000007D70000-0x0000000007D84000-memory.dmp

    Filesize

    80KB

  • memory/3420-55-0x0000000007D60000-0x0000000007D6E000-memory.dmp

    Filesize

    56KB

  • memory/3420-54-0x0000000007D30000-0x0000000007D41000-memory.dmp

    Filesize

    68KB

  • memory/3420-34-0x0000000006800000-0x000000000681E000-memory.dmp

    Filesize

    120KB

  • memory/3420-35-0x0000000006840000-0x000000000688C000-memory.dmp

    Filesize

    304KB

  • memory/3460-23-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3460-14-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3460-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3460-62-0x00000000064E0000-0x00000000066A2000-memory.dmp

    Filesize

    1.8MB

  • memory/3460-63-0x0000000006370000-0x00000000063C0000-memory.dmp

    Filesize

    320KB

  • memory/3460-64-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3460-65-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/5056-5-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/5056-0-0x0000000074F7E000-0x0000000074F7F000-memory.dmp

    Filesize

    4KB

  • memory/5056-15-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/5056-3-0x0000000004D50000-0x0000000004DE2000-memory.dmp

    Filesize

    584KB

  • memory/5056-2-0x0000000005260000-0x0000000005804000-memory.dmp

    Filesize

    5.6MB

  • memory/5056-1-0x0000000000240000-0x0000000000304000-memory.dmp

    Filesize

    784KB

  • memory/5056-10-0x00000000067B0000-0x000000000683E000-memory.dmp

    Filesize

    568KB

  • memory/5056-9-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/5056-8-0x0000000005120000-0x0000000005132000-memory.dmp

    Filesize

    72KB

  • memory/5056-7-0x0000000074F7E000-0x0000000074F7F000-memory.dmp

    Filesize

    4KB

  • memory/5056-6-0x0000000004FA0000-0x000000000503C000-memory.dmp

    Filesize

    624KB

  • memory/5056-4-0x0000000004D20000-0x0000000004D2A000-memory.dmp

    Filesize

    40KB