Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    03-09-2024 02:22

General

  • Target

    b7d2cbbb89d8e19df00ca2912eed64113e334ae25e27151c384fe170f2d58def.exe

  • Size

    752KB

  • MD5

    ff97fec579778776ce97d2d0118bdae5

  • SHA1

    22914dbd72f9392dc7ebcdf96c3ea82547ff0dfe

  • SHA256

    b7d2cbbb89d8e19df00ca2912eed64113e334ae25e27151c384fe170f2d58def

  • SHA512

    4dfe864b296218f894f87a5df34110983a5429d6fd3900359230ebf23962420b28cd766dcdecf3b075134572a927e0f0313244b1e7f3f3f981c257712664bf5c

  • SSDEEP

    12288:1wfLnnvchm2rbS1jpdNvCFjG172tqYOkoWFiKkIYLJ6UEQgVhhaHFw1GfCo/Tn:Wb0hmYbSdNKFjG1CaWFiK4E7VxoTn

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.cup.org.pk
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Cup@123#

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.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7d2cbbb89d8e19df00ca2912eed64113e334ae25e27151c384fe170f2d58def.exe
    "C:\Users\Admin\AppData\Local\Temp\b7d2cbbb89d8e19df00ca2912eed64113e334ae25e27151c384fe170f2d58def.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2772
    • 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\b7d2cbbb89d8e19df00ca2912eed64113e334ae25e27151c384fe170f2d58def.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2852
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FqIjunRNR.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2748
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FqIjunRNR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp91B5.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2404
    • C:\Users\Admin\AppData\Local\Temp\b7d2cbbb89d8e19df00ca2912eed64113e334ae25e27151c384fe170f2d58def.exe
      "C:\Users\Admin\AppData\Local\Temp\b7d2cbbb89d8e19df00ca2912eed64113e334ae25e27151c384fe170f2d58def.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp91B5.tmp

    Filesize

    1KB

    MD5

    792c6c136d58746ed8b5bc3d50018243

    SHA1

    86e089175454ef5d025a3394f7e549f0022c77a2

    SHA256

    95420c3ff6370dd1caeb2f81191a07172f39b958ff1246a78ed6e5c55b8936d7

    SHA512

    225efbde967818f51bff21a323dcf6ee8791b0af0fc3e3f6374dde97130d6541a4097ca8bb3e16ee7be3da733767f5d3dd537e382ac217416abe78388a6423a0

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    e6d67b81a05b96fcde75d81f065b1333

    SHA1

    83c27f2e5b0fab12d2604e2d491e43700a4eab39

    SHA256

    4072ccf976f7301cf98f7962235dd0eea2c8963dbc6c618567e1460cac933158

    SHA512

    a8f7a613289368a8d7a6a139e6e5060433d702129d70d18b2ab6792b463f4cf9f4c11707bdf59c59e32803df3a75aa9f188e5f488135b830853042b632364f73

  • memory/2108-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2108-26-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2108-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2108-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2108-32-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2108-33-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2108-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2108-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2772-5-0x000000007493E000-0x000000007493F000-memory.dmp

    Filesize

    4KB

  • memory/2772-9-0x00000000048C0000-0x0000000004944000-memory.dmp

    Filesize

    528KB

  • memory/2772-8-0x00000000008E0000-0x00000000008EE000-memory.dmp

    Filesize

    56KB

  • memory/2772-7-0x0000000000640000-0x0000000000648000-memory.dmp

    Filesize

    32KB

  • memory/2772-6-0x0000000074930000-0x000000007501E000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-34-0x0000000074930000-0x000000007501E000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-0-0x000000007493E000-0x000000007493F000-memory.dmp

    Filesize

    4KB

  • memory/2772-4-0x00000000003D0000-0x00000000003E2000-memory.dmp

    Filesize

    72KB

  • memory/2772-3-0x0000000074930000-0x000000007501E000-memory.dmp

    Filesize

    6.9MB

  • memory/2772-2-0x0000000004820000-0x00000000048BC000-memory.dmp

    Filesize

    624KB

  • memory/2772-1-0x00000000009F0000-0x0000000000AB0000-memory.dmp

    Filesize

    768KB