Analysis

  • max time kernel
    93s
  • max time network
    147s
  • 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 06:50

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:2244
    • 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:1956
    • 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:2132
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TKFJVphocGEKC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4726.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4968
    • 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:4912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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

    aa2310267fc7fd105adaeafdf7e955b5

    SHA1

    2f468b71385de5dc2a66d799691a7070c80444ad

    SHA256

    35647ef17312e5ef13e9f2da6ec830eed41bc18413018071fc958e09d3c9eb5d

    SHA512

    a4192ed4f2eea8ff6752eb2b57709d12413505bf6f412d3aef8100d42aeea394602e2ae2cf8431682ada0d8719810ef21e0c788904c032facc6957d514b955a1

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_a53hc3pb.nmq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp4726.tmp

    Filesize

    1KB

    MD5

    b902c0777843233be0d4135fe3a4ae57

    SHA1

    99d0ca8ab02d5e5a677e0029ebb61246cdcd9be6

    SHA256

    ffebd26e2c06af8fdccde88b033db26f50256ac06ace923f995b71be5eef3b49

    SHA512

    9ebfe7444833eaac09c468e10283fdadae2afca32613173e2aa6ef2ee61ebf5e5d58a8ef38605c145daadc95c0e8bf15ffe6c077a0db0a901cbe71f240f9c1e6

  • memory/1956-26-0x0000000005670000-0x00000000056D6000-memory.dmp

    Filesize

    408KB

  • memory/1956-49-0x0000000005EA0000-0x0000000005EBE000-memory.dmp

    Filesize

    120KB

  • memory/1956-20-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/1956-50-0x0000000005F30000-0x0000000005F7C000-memory.dmp

    Filesize

    304KB

  • memory/1956-27-0x0000000005850000-0x00000000058B6000-memory.dmp

    Filesize

    408KB

  • memory/1956-24-0x0000000004EC0000-0x0000000004EE2000-memory.dmp

    Filesize

    136KB

  • memory/1956-53-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/1956-19-0x0000000004FD0000-0x00000000055F8000-memory.dmp

    Filesize

    6.2MB

  • memory/1956-16-0x00000000025C0000-0x00000000025F6000-memory.dmp

    Filesize

    216KB

  • memory/1956-17-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/1956-18-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/2132-66-0x00000000077E0000-0x0000000007883000-memory.dmp

    Filesize

    652KB

  • memory/2132-65-0x0000000006BC0000-0x0000000006BDE000-memory.dmp

    Filesize

    120KB

  • memory/2132-21-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/2132-22-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/2132-80-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/2132-76-0x0000000007C40000-0x0000000007C48000-memory.dmp

    Filesize

    32KB

  • memory/2132-75-0x0000000007C60000-0x0000000007C7A000-memory.dmp

    Filesize

    104KB

  • memory/2132-74-0x0000000007B60000-0x0000000007B74000-memory.dmp

    Filesize

    80KB

  • memory/2132-39-0x0000000006060000-0x00000000063B4000-memory.dmp

    Filesize

    3.3MB

  • memory/2132-73-0x0000000007B50000-0x0000000007B5E000-memory.dmp

    Filesize

    56KB

  • memory/2132-72-0x0000000007B20000-0x0000000007B31000-memory.dmp

    Filesize

    68KB

  • memory/2132-71-0x0000000007BA0000-0x0000000007C36000-memory.dmp

    Filesize

    600KB

  • memory/2132-70-0x0000000007990000-0x000000000799A000-memory.dmp

    Filesize

    40KB

  • memory/2132-69-0x0000000007920000-0x000000000793A000-memory.dmp

    Filesize

    104KB

  • memory/2132-68-0x0000000007F60000-0x00000000085DA000-memory.dmp

    Filesize

    6.5MB

  • memory/2132-54-0x0000000007590000-0x00000000075C2000-memory.dmp

    Filesize

    200KB

  • memory/2132-55-0x0000000070F30000-0x0000000070F7C000-memory.dmp

    Filesize

    304KB

  • memory/2244-7-0x0000000005940000-0x0000000005958000-memory.dmp

    Filesize

    96KB

  • memory/2244-38-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/2244-10-0x0000000006060000-0x00000000060E2000-memory.dmp

    Filesize

    520KB

  • memory/2244-3-0x0000000005500000-0x0000000005592000-memory.dmp

    Filesize

    584KB

  • memory/2244-5-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/2244-4-0x00000000054B0000-0x00000000054BA000-memory.dmp

    Filesize

    40KB

  • memory/2244-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

    Filesize

    4KB

  • memory/2244-6-0x0000000005750000-0x00000000057F8000-memory.dmp

    Filesize

    672KB

  • memory/2244-1-0x0000000000A50000-0x0000000000AFC000-memory.dmp

    Filesize

    688KB

  • memory/2244-11-0x0000000008610000-0x00000000086AC000-memory.dmp

    Filesize

    624KB

  • memory/2244-8-0x00000000748CE000-0x00000000748CF000-memory.dmp

    Filesize

    4KB

  • memory/2244-9-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/2244-2-0x0000000005AB0000-0x0000000006054000-memory.dmp

    Filesize

    5.6MB

  • memory/4912-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4912-67-0x0000000005D40000-0x0000000005D90000-memory.dmp

    Filesize

    320KB