Analysis

  • max time kernel
    133s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-10-2024 13:44

General

  • Target

    SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe

  • Size

    658KB

  • MD5

    b2b44061f8271ad0f7d3a4febeb07751

  • SHA1

    d312798b7737931cb492abb1b7bd870f44bd9677

  • SHA256

    bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda

  • SHA512

    c83fcb92a4f175857b621f9b6b411477a8aeed38024a907515a7ec3218ff58a9d05de2d7d09ac5a18e38e400ad3d1f5263b9838df3565ac6fe55964021cf168a

  • SSDEEP

    12288:kgc3Vk+O7TL2S/2NuAigYNlU90z7rOICfPoTkZPg0:kgYk+m7AigylU90z7mFZX

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.inhousepick.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    #(P%eO^#J0

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2936
    • 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\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1648
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xRAvleeiuDbJ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:440
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xRAvleeiuDbJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD37C.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2276
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.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:3448

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

    ab6b68762269ba3f86129f5a0fb54261

    SHA1

    9ada1738d8dcb27991a6ef5ad903a797360984df

    SHA256

    1e79bded5531f96561fcf27e17b1c3192cba36929f0881cc30243f620630680f

    SHA512

    26e2c472e23036b4792a33b6692f0335582efc90fe339781eb369c07b15802005a16a7b12cce6ebbea5a4df3e95bdccafa6ad5a3839edf8ea5277ba3f22d8aea

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2xs3br3d.o4a.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpD37C.tmp

    Filesize

    1KB

    MD5

    92dbbc570ca5abfa6d2f576db823768a

    SHA1

    857c4e92040f4d0a10aa1b8335dc77eadee3a404

    SHA256

    05dbf39c3ac7644b5e042c04be1d7b35a8f3310aff0364a61e81a43f7ca434b2

    SHA512

    10e9ab9416c41fda4c8d73588386d7ebd58f72f9eecdabde161a2ce39abe3898f87a7dcf2adea780a6fb7539723f470ed528cea956de7952708eaa5b1d7de37e

  • memory/440-81-0x0000000007010000-0x0000000007024000-memory.dmp

    Filesize

    80KB

  • memory/440-82-0x0000000007110000-0x000000000712A000-memory.dmp

    Filesize

    104KB

  • memory/440-20-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/440-79-0x0000000006FD0000-0x0000000006FE1000-memory.dmp

    Filesize

    68KB

  • memory/440-78-0x0000000007050000-0x00000000070E6000-memory.dmp

    Filesize

    600KB

  • memory/440-75-0x0000000007410000-0x0000000007A8A000-memory.dmp

    Filesize

    6.5MB

  • memory/440-64-0x00000000711E0000-0x000000007122C000-memory.dmp

    Filesize

    304KB

  • memory/440-43-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/440-84-0x00000000070F0000-0x00000000070F8000-memory.dmp

    Filesize

    32KB

  • memory/440-90-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/440-25-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/1648-18-0x00000000053B0000-0x00000000059D8000-memory.dmp

    Filesize

    6.2MB

  • memory/1648-19-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/1648-22-0x0000000004F90000-0x0000000004FB2000-memory.dmp

    Filesize

    136KB

  • memory/1648-23-0x0000000005130000-0x0000000005196000-memory.dmp

    Filesize

    408KB

  • memory/1648-17-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/1648-91-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/1648-16-0x0000000002750000-0x0000000002786000-memory.dmp

    Filesize

    216KB

  • memory/1648-24-0x00000000051A0000-0x0000000005206000-memory.dmp

    Filesize

    408KB

  • memory/1648-42-0x00000000059E0000-0x0000000005D34000-memory.dmp

    Filesize

    3.3MB

  • memory/1648-76-0x0000000007380000-0x000000000739A000-memory.dmp

    Filesize

    104KB

  • memory/1648-83-0x00000000076C0000-0x00000000076DA000-memory.dmp

    Filesize

    104KB

  • memory/1648-40-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/1648-80-0x00000000075B0000-0x00000000075BE000-memory.dmp

    Filesize

    56KB

  • memory/1648-50-0x0000000006060000-0x000000000607E000-memory.dmp

    Filesize

    120KB

  • memory/1648-51-0x00000000065E0000-0x000000000662C000-memory.dmp

    Filesize

    304KB

  • memory/1648-52-0x0000000006640000-0x0000000006672000-memory.dmp

    Filesize

    200KB

  • memory/1648-53-0x00000000711E0000-0x000000007122C000-memory.dmp

    Filesize

    304KB

  • memory/1648-63-0x0000000006680000-0x000000000669E000-memory.dmp

    Filesize

    120KB

  • memory/1648-74-0x0000000007280000-0x0000000007323000-memory.dmp

    Filesize

    652KB

  • memory/1648-77-0x00000000073F0000-0x00000000073FA000-memory.dmp

    Filesize

    40KB

  • memory/2936-5-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/2936-4-0x0000000005100000-0x000000000510A000-memory.dmp

    Filesize

    40KB

  • memory/2936-10-0x00000000069C0000-0x0000000006A4C000-memory.dmp

    Filesize

    560KB

  • memory/2936-8-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

    Filesize

    4KB

  • memory/2936-7-0x0000000006270000-0x000000000627E000-memory.dmp

    Filesize

    56KB

  • memory/2936-49-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/2936-6-0x00000000061B0000-0x000000000624E000-memory.dmp

    Filesize

    632KB

  • memory/2936-1-0x0000000000600000-0x00000000006AA000-memory.dmp

    Filesize

    680KB

  • memory/2936-11-0x0000000009060000-0x00000000090FC000-memory.dmp

    Filesize

    624KB

  • memory/2936-9-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/2936-3-0x0000000005590000-0x0000000005B34000-memory.dmp

    Filesize

    5.6MB

  • memory/2936-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

    Filesize

    4KB

  • memory/2936-2-0x0000000004F00000-0x0000000004F92000-memory.dmp

    Filesize

    584KB

  • memory/3448-47-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3448-92-0x0000000006720000-0x00000000068E2000-memory.dmp

    Filesize

    1.8MB

  • memory/3448-93-0x00000000065C0000-0x0000000006610000-memory.dmp

    Filesize

    320KB

  • memory/3448-94-0x0000000006E20000-0x000000000734C000-memory.dmp

    Filesize

    5.2MB