Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    135s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 13:16

General

  • Target

    Bank Slip & Payment Voucher.pdf.exe

  • Size

    704KB

  • MD5

    8cab80e3f4df416eee4c3bf0869246c2

  • SHA1

    b7dc769d67a546d09b6f23ea5e3425d8df1a3dc3

  • SHA256

    b02d91d801822490ae3fa7315323ba054cb72aee687579a81419b7f38925e653

  • SHA512

    b84235c32ed7549c8e3c5f6e21b24d5771401300929ea7333d23329415ab524b42876a956804c847b3d600884b90b607a757508e66bd77ccaa32ef09e4213b9d

  • SSDEEP

    12288:kNgU8WgMEvJJmH2njKHs++/XLpqCkIK69KCgBptF2P+4o8d/cdDNEVU:EgXWgR7mH2njKhAtD9tNgBj6+imdD+6

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5494052141:AAF2aO4sQ_tu4BOnk0pmxB995km7Mslduy0/

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 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 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\Bank Slip & Payment Voucher.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Bank Slip & Payment Voucher.pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2592
    • 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\Bank Slip & Payment Voucher.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3052
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qZHRXGnsgsr.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2500
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qZHRXGnsgsr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp24CE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1476
    • C:\Users\Admin\AppData\Local\Temp\Bank Slip & Payment Voucher.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Bank Slip & Payment Voucher.pdf.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:748

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    1KB

    MD5

    28854213fdaa59751b2b4cfe772289cc

    SHA1

    fa7058052780f4b856dc2d56b88163ed55deb6ab

    SHA256

    7c65fe71d47e0de69a15b95d1ee4b433c07a1d6f00f37dd32aee3666bb84a915

    SHA512

    1e2c928242bdef287b1e8afe8c37427cfd3b7a83c37d4e00e45bcbaa38c9b0bf96f869a062c9bc6bb58ecd36e687a69b21d5b07803e6615a9b632922c1c5ace4

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

    Filesize

    1KB

    MD5

    02f1885e706f74edac28f5c5e9f0307e

    SHA1

    5ac01a92f44ad0ae366f3ffb104f880fba66cacc

    SHA256

    058d2592ea0e1b76e059ace78f96bd56ab2c06278d958ff447c6ed7b9e1ae9d9

    SHA512

    73358590f5bd198362f88bc92cc67627f96bd595804587693c924c99f859bebe15e07f1f56cf91389694e187989cdab38c4b8d5ed75c98ff26383c5150bdba16

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pheoyerp.rov.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp24CE.tmp

    Filesize

    1KB

    MD5

    43082440b236c00d9cd3669ef97453a0

    SHA1

    46df7d93c76b04d633e6eb652b19a1b94a1b0e89

    SHA256

    c30800b52dbc5a420b90b17a0a67b5aa27ec28d2ed58f92f0b24855b87d3c9ba

    SHA512

    b1734c64fd7e21e6d5daf74e3b724da4c8c0829e77a4fc52cffc856148510e1c5b76efa5b79ba2081c534f65df4f1dde5eab161594aeb3c658410344cf500932

  • memory/748-210-0x0000000004DF0000-0x0000000004E00000-memory.dmp

    Filesize

    64KB

  • memory/748-196-0x0000000006340000-0x0000000006502000-memory.dmp

    Filesize

    1.8MB

  • memory/748-195-0x0000000006120000-0x0000000006170000-memory.dmp

    Filesize

    320KB

  • memory/748-175-0x0000000004DF0000-0x0000000004E00000-memory.dmp

    Filesize

    64KB

  • memory/748-151-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2500-169-0x0000000005BC0000-0x0000000005C26000-memory.dmp

    Filesize

    408KB

  • memory/2500-203-0x0000000007730000-0x00000000077C6000-memory.dmp

    Filesize

    600KB

  • memory/2500-206-0x00000000077D0000-0x00000000077D8000-memory.dmp

    Filesize

    32KB

  • memory/2500-146-0x00000000053A0000-0x00000000059C8000-memory.dmp

    Filesize

    6.2MB

  • memory/2500-149-0x0000000004D60000-0x0000000004D70000-memory.dmp

    Filesize

    64KB

  • memory/2500-205-0x00000000077F0000-0x000000000780A000-memory.dmp

    Filesize

    104KB

  • memory/2500-152-0x0000000005A00000-0x0000000005A22000-memory.dmp

    Filesize

    136KB

  • memory/2500-204-0x00000000076E0000-0x00000000076EE000-memory.dmp

    Filesize

    56KB

  • memory/2500-148-0x0000000004D60000-0x0000000004D70000-memory.dmp

    Filesize

    64KB

  • memory/2500-194-0x0000000007530000-0x000000000753A000-memory.dmp

    Filesize

    40KB

  • memory/2500-193-0x000000007F680000-0x000000007F690000-memory.dmp

    Filesize

    64KB

  • memory/2500-192-0x00000000074B0000-0x00000000074CA000-memory.dmp

    Filesize

    104KB

  • memory/2500-178-0x0000000004D60000-0x0000000004D70000-memory.dmp

    Filesize

    64KB

  • memory/2500-179-0x00000000067A0000-0x00000000067D2000-memory.dmp

    Filesize

    200KB

  • memory/2500-180-0x0000000070EF0000-0x0000000070F3C000-memory.dmp

    Filesize

    304KB

  • memory/2500-190-0x0000000006700000-0x000000000671E000-memory.dmp

    Filesize

    120KB

  • memory/2500-191-0x0000000007B00000-0x000000000817A000-memory.dmp

    Filesize

    6.5MB

  • memory/2592-139-0x0000000007EB0000-0x0000000007F4C000-memory.dmp

    Filesize

    624KB

  • memory/2592-133-0x0000000000090000-0x0000000000146000-memory.dmp

    Filesize

    728KB

  • memory/2592-138-0x0000000004D20000-0x0000000004D30000-memory.dmp

    Filesize

    64KB

  • memory/2592-137-0x0000000004D20000-0x0000000004D30000-memory.dmp

    Filesize

    64KB

  • memory/2592-136-0x0000000004AF0000-0x0000000004AFA000-memory.dmp

    Filesize

    40KB

  • memory/2592-135-0x0000000004B40000-0x0000000004BD2000-memory.dmp

    Filesize

    584KB

  • memory/2592-134-0x00000000050F0000-0x0000000005694000-memory.dmp

    Filesize

    5.6MB

  • memory/3052-174-0x0000000006330000-0x000000000634E000-memory.dmp

    Filesize

    120KB

  • memory/3052-144-0x0000000002A20000-0x0000000002A56000-memory.dmp

    Filesize

    216KB

  • memory/3052-164-0x0000000005C70000-0x0000000005CD6000-memory.dmp

    Filesize

    408KB

  • memory/3052-145-0x0000000002B50000-0x0000000002B60000-memory.dmp

    Filesize

    64KB

  • memory/3052-147-0x0000000002B50000-0x0000000002B60000-memory.dmp

    Filesize

    64KB