Analysis

  • max time kernel
    95s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-09-2024 11:25

General

  • Target

    Fabric WW-1580 (DPEBO1-2SDC September Buy.pdf.exe

  • Size

    821KB

  • MD5

    87113dcc0719f80633c986c184c7e29f

  • SHA1

    9033d77c48bf796483bf8ba448bfd09aaaf162a1

  • SHA256

    3ab5cfa98e47af08a289ebfb6bfcdb40b109ac077c1b655b47798cb559931724

  • SHA512

    d6d7c62ca6d08f3fdad5ee4405882707d4d8ecbd8684067e85195b603a14a8c36b3ec5fd4b1dfe6a08d923ae56e4cb75ca350723159615b9a53752a57db38f30

  • SSDEEP

    24576:UfT2Hd8Vr98Fl0Yu/d4NOuhPpkBfJXAvR:UfTUd8VJ8Fl0YZpCBfJXAJ

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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 2 TTPs

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

  • 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 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Fabric WW-1580 (DPEBO1-2SDC September Buy.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Fabric WW-1580 (DPEBO1-2SDC September Buy.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:2736
    • 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\Fabric WW-1580 (DPEBO1-2SDC September Buy.pdf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:672
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TKFJVphocGEKC.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4024
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TKFJVphocGEKC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp952.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4912
    • C:\Users\Admin\AppData\Local\Temp\Fabric WW-1580 (DPEBO1-2SDC September Buy.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Fabric WW-1580 (DPEBO1-2SDC September Buy.pdf.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3080

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

    1KB

    MD5

    33b19d75aa77114216dbc23f43b195e3

    SHA1

    36a6c3975e619e0c5232aa4f5b7dc1fec9525535

    SHA256

    b23ced31b855e5a39c94afa1f9d55b023b8c40d4dc62143e0539c6916c12c9d2

    SHA512

    676fa2fd34878b75e5899197fe6826bb5604541aa468804bc9835bd3acabed2e6759878a8f1358955413818a51456816e90f149133828575a416c2a74fc7d821

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

    Filesize

    18KB

    MD5

    90b3d98bb024340830e059d62196699b

    SHA1

    691395f1faded6b544b636a5b5eaf76807cba87e

    SHA256

    5242f435de5aca95ae7ec985bc7d65ac38ce001ee9439bc88791826b0c404c3e

    SHA512

    af289391b855792117f1635db4db68f7484a32cd84c4c13a880466e8ce82127e6d3097caf7502262be1ccc78691a079fde5b4add97d181fa90c6334dcc935227

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mgfzab24.3pa.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp952.tmp

    Filesize

    1KB

    MD5

    afb081148afdd654897080b9f902559e

    SHA1

    f16b219cfc56428ac7e38bc50f0a2b51317df327

    SHA256

    93311dbe7f228cdf44419fb8369aa3c9b6d05cd0c9a3009becf583a0b85ee095

    SHA512

    b792354d4766b4ee3679e6d772a3e227c26ef186ddd9aa8c88c74627baf8eae339063c36c48b6de587e85fdf55838b79842affa7a0cccbf3a1374f74d19a58b2

  • memory/672-22-0x0000000005D30000-0x0000000005D96000-memory.dmp

    Filesize

    408KB

  • memory/672-49-0x0000000006400000-0x000000000641E000-memory.dmp

    Filesize

    120KB

  • memory/672-50-0x0000000006420000-0x000000000646C000-memory.dmp

    Filesize

    304KB

  • memory/672-26-0x0000000005E10000-0x0000000006164000-memory.dmp

    Filesize

    3.3MB

  • memory/672-20-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB

  • memory/672-53-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB

  • memory/672-24-0x0000000005DA0000-0x0000000005E06000-memory.dmp

    Filesize

    408KB

  • memory/672-21-0x0000000005540000-0x0000000005562000-memory.dmp

    Filesize

    136KB

  • memory/672-16-0x0000000004E30000-0x0000000004E66000-memory.dmp

    Filesize

    216KB

  • memory/672-17-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB

  • memory/672-18-0x0000000005650000-0x0000000005C78000-memory.dmp

    Filesize

    6.2MB

  • memory/672-19-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB

  • memory/2736-11-0x0000000008020000-0x00000000080BC000-memory.dmp

    Filesize

    624KB

  • memory/2736-3-0x0000000004F20000-0x0000000004FB2000-memory.dmp

    Filesize

    584KB

  • memory/2736-10-0x00000000053F0000-0x0000000005472000-memory.dmp

    Filesize

    520KB

  • memory/2736-9-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB

  • memory/2736-8-0x00000000748EE000-0x00000000748EF000-memory.dmp

    Filesize

    4KB

  • memory/2736-1-0x0000000000470000-0x000000000051C000-memory.dmp

    Filesize

    688KB

  • memory/2736-7-0x0000000005380000-0x0000000005398000-memory.dmp

    Filesize

    96KB

  • memory/2736-2-0x00000000055C0000-0x0000000005B64000-memory.dmp

    Filesize

    5.6MB

  • memory/2736-6-0x0000000005170000-0x0000000005218000-memory.dmp

    Filesize

    672KB

  • memory/2736-0-0x00000000748EE000-0x00000000748EF000-memory.dmp

    Filesize

    4KB

  • memory/2736-48-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB

  • memory/2736-4-0x0000000004EF0000-0x0000000004EFA000-memory.dmp

    Filesize

    40KB

  • memory/2736-5-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB

  • memory/3080-71-0x0000000005FC0000-0x0000000006010000-memory.dmp

    Filesize

    320KB

  • memory/3080-46-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4024-67-0x0000000007790000-0x0000000007E0A000-memory.dmp

    Filesize

    6.5MB

  • memory/4024-70-0x00000000073D0000-0x0000000007466000-memory.dmp

    Filesize

    600KB

  • memory/4024-66-0x0000000007040000-0x00000000070E3000-memory.dmp

    Filesize

    652KB

  • memory/4024-54-0x0000000006DA0000-0x0000000006DD2000-memory.dmp

    Filesize

    200KB

  • memory/4024-72-0x0000000007350000-0x0000000007361000-memory.dmp

    Filesize

    68KB

  • memory/4024-69-0x00000000071C0000-0x00000000071CA000-memory.dmp

    Filesize

    40KB

  • memory/4024-55-0x0000000070100000-0x000000007014C000-memory.dmp

    Filesize

    304KB

  • memory/4024-65-0x0000000006DE0000-0x0000000006DFE000-memory.dmp

    Filesize

    120KB

  • memory/4024-68-0x0000000007150000-0x000000000716A000-memory.dmp

    Filesize

    104KB

  • memory/4024-73-0x0000000007380000-0x000000000738E000-memory.dmp

    Filesize

    56KB

  • memory/4024-74-0x0000000007390000-0x00000000073A4000-memory.dmp

    Filesize

    80KB

  • memory/4024-75-0x0000000007490000-0x00000000074AA000-memory.dmp

    Filesize

    104KB

  • memory/4024-76-0x0000000007470000-0x0000000007478000-memory.dmp

    Filesize

    32KB

  • memory/4024-45-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB

  • memory/4024-25-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB

  • memory/4024-80-0x00000000748E0000-0x0000000075090000-memory.dmp

    Filesize

    7.7MB