Analysis

  • max time kernel
    119s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 12:27

General

  • Target

    z38PO_20248099-1_pdf.exe

  • Size

    669KB

  • MD5

    5d5b5ecc06b9058d0ec3199ed8617cfe

  • SHA1

    cbb1a95878e8a7a4ac09270a6dc7699c78996e28

  • SHA256

    0a58b574ccfb2898c4ee47a8dab29174c2193731573d4578b7b5ff83ad1196d6

  • SHA512

    9044d553f7ce2e00fb15bd718065c6ba1e94162b74dfde65a69ee472712866b287ccd26b52777d744edc34b2c2fa465645cb99f3b45da1e544f122acb372ca37

  • SSDEEP

    12288:3dPwqNxtOB37QmJauif0txmkuhIak+eBn7Hxz0Kt0rAt7HclhUhlru4TscPm:6OW37QVf0PRu9Qndz0hAtTclhUhldsc+

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.haliza.com.my
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    JesusChrist007$

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.haliza.com.my
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    JesusChrist007$

Signatures

  • AgentTesla

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

  • 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 WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 3 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\z38PO_20248099-1_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\z38PO_20248099-1_pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3760
    • 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\z38PO_20248099-1_pdf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:792
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FrFvspxoHsPs.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3696
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FrFvspxoHsPs" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA28.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3192
    • C:\Users\Admin\AppData\Local\Temp\z38PO_20248099-1_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\z38PO_20248099-1_pdf.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:864

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

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

    Filesize

    18KB

    MD5

    6a8a6e6aec2d6c9454e4bca3fa0e5f18

    SHA1

    eceb09d1b1483d44251d6d0fbdb00239a963b1ce

    SHA256

    bf507c6921ca6b1a8f7e2ba10deb59e19677b3ae1c0a528dbd52d5a60f923614

    SHA512

    94e9b894a582a7de92c40a81114937094fd002e501e0417180296eae5783568be0a7abd9da33d4dee0fed92a9beb0bbe5258099f695c733f79404f7b123a01df

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_aqjf5c1q.ocu.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpBA28.tmp

    Filesize

    1KB

    MD5

    b234e5faa96272282ba0ab983651483f

    SHA1

    b5bf32c2af00dc646ba00c4c0d732814e9b235aa

    SHA256

    861f6f15c8d56c4d03315fba46bd3b138ce69042f3c1fbda5fa02967124a8c08

    SHA512

    005c8fd0367eb08f374c9854f948860a1451083dc131b823687466eb89bc78c490468dcec2f41960b9bd34e52d5feab8dd542c37184a178097b0f70267a680f4

  • memory/792-16-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/792-15-0x0000000002370000-0x00000000023A6000-memory.dmp

    Filesize

    216KB

  • memory/792-28-0x0000000004DF0000-0x0000000004E56000-memory.dmp

    Filesize

    408KB

  • memory/792-22-0x0000000004CD0000-0x0000000004CF2000-memory.dmp

    Filesize

    136KB

  • memory/792-89-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/792-80-0x0000000007210000-0x0000000007224000-memory.dmp

    Filesize

    80KB

  • memory/792-66-0x00000000755A0000-0x00000000755EC000-memory.dmp

    Filesize

    304KB

  • memory/792-29-0x0000000004F10000-0x0000000004F76000-memory.dmp

    Filesize

    408KB

  • memory/792-35-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/792-18-0x0000000004F90000-0x00000000055B8000-memory.dmp

    Filesize

    6.2MB

  • memory/792-44-0x00000000056C0000-0x0000000005A14000-memory.dmp

    Filesize

    3.3MB

  • memory/792-17-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/864-46-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/864-91-0x0000000006780000-0x00000000067D0000-memory.dmp

    Filesize

    320KB

  • memory/3696-64-0x0000000007620000-0x0000000007C9A000-memory.dmp

    Filesize

    6.5MB

  • memory/3696-49-0x0000000005CB0000-0x0000000005CCE000-memory.dmp

    Filesize

    120KB

  • memory/3696-88-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3696-82-0x00000000072F0000-0x00000000072F8000-memory.dmp

    Filesize

    32KB

  • memory/3696-81-0x0000000007310000-0x000000000732A000-memory.dmp

    Filesize

    104KB

  • memory/3696-45-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3696-19-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3696-79-0x0000000007200000-0x000000000720E000-memory.dmp

    Filesize

    56KB

  • memory/3696-21-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3696-76-0x0000000007050000-0x000000000705A000-memory.dmp

    Filesize

    40KB

  • memory/3696-50-0x0000000006000000-0x000000000604C000-memory.dmp

    Filesize

    304KB

  • memory/3696-62-0x0000000006E70000-0x0000000006E8E000-memory.dmp

    Filesize

    120KB

  • memory/3696-63-0x0000000006EA0000-0x0000000006F43000-memory.dmp

    Filesize

    652KB

  • memory/3696-52-0x00000000755A0000-0x00000000755EC000-memory.dmp

    Filesize

    304KB

  • memory/3696-51-0x0000000006280000-0x00000000062B2000-memory.dmp

    Filesize

    200KB

  • memory/3696-65-0x0000000006FD0000-0x0000000006FEA000-memory.dmp

    Filesize

    104KB

  • memory/3696-78-0x00000000071D0000-0x00000000071E1000-memory.dmp

    Filesize

    68KB

  • memory/3696-77-0x0000000007250000-0x00000000072E6000-memory.dmp

    Filesize

    600KB

  • memory/3760-5-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3760-4-0x0000000005740000-0x000000000574A000-memory.dmp

    Filesize

    40KB

  • memory/3760-10-0x0000000009910000-0x00000000099AC000-memory.dmp

    Filesize

    624KB

  • memory/3760-7-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

    Filesize

    4KB

  • memory/3760-9-0x0000000007270000-0x00000000072F4000-memory.dmp

    Filesize

    528KB

  • memory/3760-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

    Filesize

    4KB

  • memory/3760-3-0x0000000005590000-0x0000000005622000-memory.dmp

    Filesize

    584KB

  • memory/3760-2-0x0000000005AA0000-0x0000000006044000-memory.dmp

    Filesize

    5.6MB

  • memory/3760-1-0x0000000000B50000-0x0000000000BFE000-memory.dmp

    Filesize

    696KB

  • memory/3760-8-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3760-48-0x0000000074D30000-0x00000000754E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3760-6-0x0000000006F10000-0x0000000006F22000-memory.dmp

    Filesize

    72KB