Analysis

  • max time kernel
    143s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/10/2024, 03:13

General

  • Target

    Shipping Documents 240384.exe

  • Size

    771KB

  • MD5

    70338f79bb11ee88003ea5f2d0d363c1

  • SHA1

    85d426e23b7223faacea8b78c6de345098ccfbad

  • SHA256

    50bcb2857ce3d005fad3479253fa1c7a8cf0cd667c16d9d7c292d9307011dadf

  • SHA512

    bace26acc95d929c703e437d5adc360bb54190aaa6f054ff4e77a9bc183bf17603f4a806344de80538c0669ede1c5f085bae9c2a355cbfdbd3cf2d08c2df8295

  • SSDEEP

    12288:113LrfXYb+9JKV6WpWlCFl2SQ2gkXb4uvzt0FpIrlIK25FBc:nYb+9i11HDIkXb4gztLIDFBc

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bulatpharmaceutical.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    XRM)dWOF&~z3

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.

  • 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.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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 14 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\Shipping Documents 240384.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipping Documents 240384.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1052
    • 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\Shipping Documents 240384.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5084
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tdcorV.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4372
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tdcorV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF0E.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1712
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:836

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

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    00a8310bfd6bdd6b9fd92ad094b5a067

    SHA1

    a8ad2280cae77767a042af2a7e82330344fb5db8

    SHA256

    191d1aca367eaa9b81af9f274080ca78d668bf6e12a5edb7c794a820d3eb273b

    SHA512

    511e5afde9b2ea3b83ef7b4a6be52c1b1b73e2e682c6c8206e29c8cdcb67065e4fd2737456219c1656f8f7a698d6133fb59fc1aca1fac4f4b152fc52eabdd6e0

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nj1ynshm.c5x.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpF0E.tmp

    Filesize

    1KB

    MD5

    5aa1c993aed60bc94359cf3ee69f286a

    SHA1

    8e97016e69b4d4d524eb748af29e281d47a9b180

    SHA256

    abc0c972e512ef4e3c5721d8e126777225f98a7c90dc09fe8a53d93638b0750b

    SHA512

    2d52e7ac7c2d355e0f7f6836baec6d404cd656f0184fbc605b58bf7d978b90eba69355d2c571b6c7e1099f47dafc368d768e3ab29d80ed152647a56489189adc

  • memory/836-92-0x0000000007280000-0x00000000077AC000-memory.dmp

    Filesize

    5.2MB

  • memory/836-30-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/836-90-0x0000000006B80000-0x0000000006D42000-memory.dmp

    Filesize

    1.8MB

  • memory/836-91-0x0000000006A00000-0x0000000006A50000-memory.dmp

    Filesize

    320KB

  • memory/1052-7-0x00000000068C0000-0x00000000068DE000-memory.dmp

    Filesize

    120KB

  • memory/1052-3-0x00000000054F0000-0x0000000005582000-memory.dmp

    Filesize

    584KB

  • memory/1052-10-0x0000000002ED0000-0x0000000002F5C000-memory.dmp

    Filesize

    560KB

  • memory/1052-8-0x00000000744DE000-0x00000000744DF000-memory.dmp

    Filesize

    4KB

  • memory/1052-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

    Filesize

    4KB

  • memory/1052-1-0x0000000000B90000-0x0000000000C58000-memory.dmp

    Filesize

    800KB

  • memory/1052-6-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/1052-5-0x00000000057E0000-0x000000000587C000-memory.dmp

    Filesize

    624KB

  • memory/1052-2-0x0000000005B90000-0x0000000006134000-memory.dmp

    Filesize

    5.6MB

  • memory/1052-9-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/1052-47-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/1052-4-0x00000000055C0000-0x00000000055CA000-memory.dmp

    Filesize

    40KB

  • memory/4372-89-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/4372-32-0x0000000005D50000-0x00000000060A4000-memory.dmp

    Filesize

    3.3MB

  • memory/4372-29-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/4372-33-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/4372-23-0x0000000005BD0000-0x0000000005C36000-memory.dmp

    Filesize

    408KB

  • memory/4372-20-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/4372-22-0x0000000005A70000-0x0000000005AD6000-memory.dmp

    Filesize

    408KB

  • memory/4372-67-0x00000000709C0000-0x0000000070A0C000-memory.dmp

    Filesize

    304KB

  • memory/5084-16-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-52-0x00000000709C0000-0x0000000070A0C000-memory.dmp

    Filesize

    304KB

  • memory/5084-51-0x0000000006E20000-0x0000000006E52000-memory.dmp

    Filesize

    200KB

  • memory/5084-62-0x0000000006E00000-0x0000000006E1E000-memory.dmp

    Filesize

    120KB

  • memory/5084-63-0x0000000007AD0000-0x0000000007B73000-memory.dmp

    Filesize

    652KB

  • memory/5084-65-0x0000000007BA0000-0x0000000007BBA000-memory.dmp

    Filesize

    104KB

  • memory/5084-64-0x0000000008200000-0x000000000887A000-memory.dmp

    Filesize

    6.5MB

  • memory/5084-66-0x0000000007C00000-0x0000000007C0A000-memory.dmp

    Filesize

    40KB

  • memory/5084-50-0x0000000006A20000-0x0000000006A6C000-memory.dmp

    Filesize

    304KB

  • memory/5084-77-0x0000000007E10000-0x0000000007EA6000-memory.dmp

    Filesize

    600KB

  • memory/5084-78-0x0000000007D90000-0x0000000007DA1000-memory.dmp

    Filesize

    68KB

  • memory/5084-79-0x0000000007DC0000-0x0000000007DCE000-memory.dmp

    Filesize

    56KB

  • memory/5084-80-0x0000000007DD0000-0x0000000007DE4000-memory.dmp

    Filesize

    80KB

  • memory/5084-81-0x0000000007ED0000-0x0000000007EEA000-memory.dmp

    Filesize

    104KB

  • memory/5084-82-0x0000000007EB0000-0x0000000007EB8000-memory.dmp

    Filesize

    32KB

  • memory/5084-49-0x0000000006870000-0x000000000688E000-memory.dmp

    Filesize

    120KB

  • memory/5084-48-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-88-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-21-0x00000000060D0000-0x00000000060F2000-memory.dmp

    Filesize

    136KB

  • memory/5084-18-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-17-0x0000000005970000-0x0000000005F98000-memory.dmp

    Filesize

    6.2MB

  • memory/5084-15-0x00000000052C0000-0x00000000052F6000-memory.dmp

    Filesize

    216KB