Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/10/2024, 09:35

General

  • Target

    rShippingDocuments240384.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\rShippingDocuments240384.exe
    "C:\Users\Admin\AppData\Local\Temp\rShippingDocuments240384.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:4772
    • 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\rShippingDocuments240384.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1232
    • 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:736
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tdcorV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2E9.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2856
    • 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:4408

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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

    ef3e231abae8c3928eb47a4d4ebc50ea

    SHA1

    8c4ef578cad7d6c95811a92d99c04d4a1b6959b6

    SHA256

    9f1c6f1eb356da0f3e989da543a1b45eee752b152f7f1a2603286a93df3dd560

    SHA512

    3a38b4c6882bd7c45c96e32277049f85bf6a0a5b4fa05f93794f702b58f59a8053f4e4df6bfb35ef6d8b0aef79d55f43ea5dafa09d38f1cb55fc04668c7f77e7

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_apu5uvc5.kem.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp2E9.tmp

    Filesize

    1KB

    MD5

    83ac4ae1c8e0fcea1b18b48838434cca

    SHA1

    4bf4c97c3f60f59494eead22472cebf65fbfb62e

    SHA256

    61af07531e7552d7f0268694a363e54d044bb5d55e58bcfc32bca27044b70a9d

    SHA512

    b1f42311ea0ed46f5888a2b3eababfe97ccbb759ce985dec11536757cd2f4c0569c062840a7c2cb5103e0a83eb603bc917f1369888bc6a9d5cedf9e7b03beaf9

  • memory/736-81-0x0000000007440000-0x000000000745A000-memory.dmp

    Filesize

    104KB

  • memory/736-80-0x0000000007340000-0x0000000007354000-memory.dmp

    Filesize

    80KB

  • memory/736-64-0x0000000070D60000-0x0000000070DAC000-memory.dmp

    Filesize

    304KB

  • memory/736-50-0x0000000005E70000-0x0000000005EBC000-memory.dmp

    Filesize

    304KB

  • memory/736-49-0x0000000005DE0000-0x0000000005DFE000-memory.dmp

    Filesize

    120KB

  • memory/736-19-0x0000000004F00000-0x0000000004F22000-memory.dmp

    Filesize

    136KB

  • memory/736-30-0x00000000057D0000-0x0000000005B24000-memory.dmp

    Filesize

    3.3MB

  • memory/736-35-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/736-23-0x0000000005760000-0x00000000057C6000-memory.dmp

    Filesize

    408KB

  • memory/736-24-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/736-22-0x00000000056F0000-0x0000000005756000-memory.dmp

    Filesize

    408KB

  • memory/736-89-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/736-21-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/1232-16-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/1232-82-0x0000000007D70000-0x0000000007D78000-memory.dmp

    Filesize

    32KB

  • memory/1232-17-0x0000000005B90000-0x00000000061B8000-memory.dmp

    Filesize

    6.2MB

  • memory/1232-88-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/1232-18-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/1232-15-0x0000000002DE0000-0x0000000002E16000-memory.dmp

    Filesize

    216KB

  • memory/1232-79-0x0000000007C80000-0x0000000007C8E000-memory.dmp

    Filesize

    56KB

  • memory/1232-78-0x0000000007C50000-0x0000000007C61000-memory.dmp

    Filesize

    68KB

  • memory/1232-46-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/1232-77-0x0000000007CD0000-0x0000000007D66000-memory.dmp

    Filesize

    600KB

  • memory/1232-76-0x0000000007AC0000-0x0000000007ACA000-memory.dmp

    Filesize

    40KB

  • memory/1232-75-0x0000000007A50000-0x0000000007A6A000-memory.dmp

    Filesize

    104KB

  • memory/1232-51-0x00000000078D0000-0x0000000007902000-memory.dmp

    Filesize

    200KB

  • memory/1232-52-0x0000000070D60000-0x0000000070DAC000-memory.dmp

    Filesize

    304KB

  • memory/1232-62-0x0000000006CD0000-0x0000000006CEE000-memory.dmp

    Filesize

    120KB

  • memory/1232-63-0x0000000007910000-0x00000000079B3000-memory.dmp

    Filesize

    652KB

  • memory/1232-74-0x0000000008090000-0x000000000870A000-memory.dmp

    Filesize

    6.5MB

  • memory/4408-45-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/4408-92-0x0000000006CF0000-0x000000000721C000-memory.dmp

    Filesize

    5.2MB

  • memory/4408-91-0x0000000006490000-0x00000000064E0000-memory.dmp

    Filesize

    320KB

  • memory/4408-90-0x00000000065F0000-0x00000000067B2000-memory.dmp

    Filesize

    1.8MB

  • memory/4772-9-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/4772-10-0x0000000002B80000-0x0000000002C0C000-memory.dmp

    Filesize

    560KB

  • memory/4772-5-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/4772-4-0x0000000005170000-0x000000000517A000-memory.dmp

    Filesize

    40KB

  • memory/4772-6-0x0000000005470000-0x000000000550C000-memory.dmp

    Filesize

    624KB

  • memory/4772-3-0x00000000051D0000-0x0000000005262000-memory.dmp

    Filesize

    584KB

  • memory/4772-2-0x00000000056E0000-0x0000000005C84000-memory.dmp

    Filesize

    5.6MB

  • memory/4772-1-0x00000000006A0000-0x0000000000768000-memory.dmp

    Filesize

    800KB

  • memory/4772-0-0x00000000747DE000-0x00000000747DF000-memory.dmp

    Filesize

    4KB

  • memory/4772-48-0x00000000747D0000-0x0000000074F80000-memory.dmp

    Filesize

    7.7MB

  • memory/4772-8-0x00000000747DE000-0x00000000747DF000-memory.dmp

    Filesize

    4KB

  • memory/4772-7-0x0000000005670000-0x000000000568E000-memory.dmp

    Filesize

    120KB