Analysis

  • max time kernel
    98s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-09-2024 08:29

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:1480
    • 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:3480
    • 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:3984
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TKFJVphocGEKC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5FCE.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4644
    • 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:3264

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

    e1b5ac1a3c88f1987af8cae17d740f29

    SHA1

    dc34bc08eb97504faff4b6db6dee3e4558f065a3

    SHA256

    ceeb841957179c0a0c2915eaa4e8323c322093769c35499029ea893b6e570476

    SHA512

    622590da84dd163ff3c124aa48aa375254407ac2c31ca0b7f2a4c4ec37289b9e0a0313189f9ca84f984d8b8e74c4f7101c086e705bd53fb0915d7e98f117340e

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xft3pwkh.hdy.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp5FCE.tmp

    Filesize

    1KB

    MD5

    80f44f6c18bcf33d4d7c66a416d78dc9

    SHA1

    7abffaddaa9d0c3eab70ac09dade0849324e3428

    SHA256

    8d532a858bd0eb719a4ec8ddacdd3d1c8ac19e4320fad28e5dde365bd966efd5

    SHA512

    751f9a2586d95f5416f3b4e1dfbd955a0ce22c82b20343317b93a8553a854f6d6c8475ca5dd951bc9553424f9a5bc25b4ce968c5de5422a30add341dbce8f1a6

  • memory/1480-8-0x0000000074F7E000-0x0000000074F7F000-memory.dmp

    Filesize

    4KB

  • memory/1480-11-0x0000000008780000-0x000000000881C000-memory.dmp

    Filesize

    624KB

  • memory/1480-6-0x0000000005940000-0x00000000059E8000-memory.dmp

    Filesize

    672KB

  • memory/1480-7-0x0000000005910000-0x0000000005928000-memory.dmp

    Filesize

    96KB

  • memory/1480-4-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/1480-9-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/1480-10-0x0000000005B60000-0x0000000005BE2000-memory.dmp

    Filesize

    520KB

  • memory/1480-5-0x0000000005630000-0x000000000563A000-memory.dmp

    Filesize

    40KB

  • memory/1480-0-0x0000000074F7E000-0x0000000074F7F000-memory.dmp

    Filesize

    4KB

  • memory/1480-3-0x00000000056F0000-0x0000000005782000-memory.dmp

    Filesize

    584KB

  • memory/1480-2-0x0000000005CA0000-0x0000000006244000-memory.dmp

    Filesize

    5.6MB

  • memory/1480-1-0x0000000000BD0000-0x0000000000C7C000-memory.dmp

    Filesize

    688KB

  • memory/1480-49-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3264-47-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3264-72-0x0000000005DD0000-0x0000000005E20000-memory.dmp

    Filesize

    320KB

  • memory/3480-17-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3480-51-0x0000000005E30000-0x0000000005E7C000-memory.dmp

    Filesize

    304KB

  • memory/3480-16-0x0000000002470000-0x00000000024A6000-memory.dmp

    Filesize

    216KB

  • memory/3480-18-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3480-19-0x0000000005030000-0x0000000005658000-memory.dmp

    Filesize

    6.2MB

  • memory/3480-24-0x0000000004DE0000-0x0000000004E02000-memory.dmp

    Filesize

    136KB

  • memory/3480-54-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3480-25-0x0000000004F80000-0x0000000004FE6000-memory.dmp

    Filesize

    408KB

  • memory/3480-20-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3480-50-0x0000000005D80000-0x0000000005D9E000-memory.dmp

    Filesize

    120KB

  • memory/3984-67-0x0000000007790000-0x0000000007833000-memory.dmp

    Filesize

    652KB

  • memory/3984-71-0x0000000007B20000-0x0000000007BB6000-memory.dmp

    Filesize

    600KB

  • memory/3984-55-0x0000000007530000-0x0000000007562000-memory.dmp

    Filesize

    200KB

  • memory/3984-56-0x00000000757D0000-0x000000007581C000-memory.dmp

    Filesize

    304KB

  • memory/3984-66-0x0000000007770000-0x000000000778E000-memory.dmp

    Filesize

    120KB

  • memory/3984-21-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3984-68-0x0000000007EF0000-0x000000000856A000-memory.dmp

    Filesize

    6.5MB

  • memory/3984-69-0x00000000078A0000-0x00000000078BA000-memory.dmp

    Filesize

    104KB

  • memory/3984-70-0x0000000007910000-0x000000000791A000-memory.dmp

    Filesize

    40KB

  • memory/3984-26-0x00000000056E0000-0x0000000005746000-memory.dmp

    Filesize

    408KB

  • memory/3984-41-0x0000000005F40000-0x0000000006294000-memory.dmp

    Filesize

    3.3MB

  • memory/3984-73-0x0000000007AA0000-0x0000000007AB1000-memory.dmp

    Filesize

    68KB

  • memory/3984-74-0x0000000007AD0000-0x0000000007ADE000-memory.dmp

    Filesize

    56KB

  • memory/3984-75-0x0000000007AE0000-0x0000000007AF4000-memory.dmp

    Filesize

    80KB

  • memory/3984-76-0x0000000007BE0000-0x0000000007BFA000-memory.dmp

    Filesize

    104KB

  • memory/3984-77-0x0000000007BC0000-0x0000000007BC8000-memory.dmp

    Filesize

    32KB

  • memory/3984-42-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3984-22-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB

  • memory/3984-81-0x0000000074F70000-0x0000000075720000-memory.dmp

    Filesize

    7.7MB