Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 01:41

General

  • Target

    03aa19425c8129368ed652eb0de192dea72829c6644ab74e23e0c8a28702b259.exe

  • Size

    859KB

  • MD5

    e9e5c3ff2c288652632693cfd0430ed8

  • SHA1

    f60a44bf7b3742211f2beda69263fd2d03ddfe30

  • SHA256

    03aa19425c8129368ed652eb0de192dea72829c6644ab74e23e0c8a28702b259

  • SHA512

    95564ff00eb160d6302428bc6b8327a657fc1fe29221dbfad692c19f65a14effbefaf9653c57a19b3ffffd07b07e64e5f09b099100811c10599fdc0f21c25f48

  • SSDEEP

    24576:FmBLPgdVRTuGQlYPHsKyRlPTGgRvddgw:FeUvRTFQezgRv/

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6637410244:AAGgZSHwlIIsLzowq8HIZ_Iwmc3l0ETb130/

Signatures

  • AgentTesla

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

  • 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03aa19425c8129368ed652eb0de192dea72829c6644ab74e23e0c8a28702b259.exe
    "C:\Users\Admin\AppData\Local\Temp\03aa19425c8129368ed652eb0de192dea72829c6644ab74e23e0c8a28702b259.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:884
    • 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\03aa19425c8129368ed652eb0de192dea72829c6644ab74e23e0c8a28702b259.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2744
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VvKFwCGN.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2644
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VvKFwCGN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD76B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2884
    • C:\Users\Admin\AppData\Local\Temp\03aa19425c8129368ed652eb0de192dea72829c6644ab74e23e0c8a28702b259.exe
      "C:\Users\Admin\AppData\Local\Temp\03aa19425c8129368ed652eb0de192dea72829c6644ab74e23e0c8a28702b259.exe"
      2⤵
        PID:2668
      • C:\Users\Admin\AppData\Local\Temp\03aa19425c8129368ed652eb0de192dea72829c6644ab74e23e0c8a28702b259.exe
        "C:\Users\Admin\AppData\Local\Temp\03aa19425c8129368ed652eb0de192dea72829c6644ab74e23e0c8a28702b259.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2552

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpD76B.tmp

      Filesize

      1KB

      MD5

      9c4bcc507810f27359b20d187135ff76

      SHA1

      9967a8d6a2e48c28f5f8cae8cb4bcaca06446f05

      SHA256

      f25bf070bfc12142749278623417a829640a83ed110ce62329b26ab58253a1b5

      SHA512

      da5453380948d1e64fa99edc5cd15be467931525744284bec4ca8782224316dd4a9ddfbd585765c7176cd6cc415d52d13713ff67ed4c088a5e45b976ecb04e63

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\5OKPGOVWV0WQ9O22YNJ6.temp

      Filesize

      7KB

      MD5

      c44142b891d681bc610dadd59d92c56d

      SHA1

      60a8d88c347ed30c1d220ecf499dffa4f61fa8f0

      SHA256

      92209df650581a131de8bc3aeb74c488ca53a5d0812cba6170d1ff857edac2c3

      SHA512

      b34c3768a99d439ab1bbe0b6f6276125fb143dfc913f9e5a463a4d966f93e9b681abf79c5a7be1b99a0f46c01eb0737e596eec29b6389793f9add297506fb91c

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

      Filesize

      7KB

      MD5

      c44142b891d681bc610dadd59d92c56d

      SHA1

      60a8d88c347ed30c1d220ecf499dffa4f61fa8f0

      SHA256

      92209df650581a131de8bc3aeb74c488ca53a5d0812cba6170d1ff857edac2c3

      SHA512

      b34c3768a99d439ab1bbe0b6f6276125fb143dfc913f9e5a463a4d966f93e9b681abf79c5a7be1b99a0f46c01eb0737e596eec29b6389793f9add297506fb91c

    • memory/884-31-0x0000000074C90000-0x000000007537E000-memory.dmp

      Filesize

      6.9MB

    • memory/884-0-0x0000000000B70000-0x0000000000C4E000-memory.dmp

      Filesize

      888KB

    • memory/884-4-0x0000000000AE0000-0x0000000000AE8000-memory.dmp

      Filesize

      32KB

    • memory/884-6-0x0000000005BF0000-0x0000000005C7E000-memory.dmp

      Filesize

      568KB

    • memory/884-3-0x0000000000580000-0x0000000000598000-memory.dmp

      Filesize

      96KB

    • memory/884-2-0x0000000002170000-0x00000000021B0000-memory.dmp

      Filesize

      256KB

    • memory/884-1-0x0000000074C90000-0x000000007537E000-memory.dmp

      Filesize

      6.9MB

    • memory/884-5-0x0000000000B00000-0x0000000000B0A000-memory.dmp

      Filesize

      40KB

    • memory/2552-49-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

      Filesize

      256KB

    • memory/2552-43-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2552-25-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2552-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2552-29-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2552-21-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2552-19-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2552-48-0x0000000073330000-0x0000000073A1E000-memory.dmp

      Filesize

      6.9MB

    • memory/2552-45-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

      Filesize

      256KB

    • memory/2552-44-0x0000000073330000-0x0000000073A1E000-memory.dmp

      Filesize

      6.9MB

    • memory/2552-23-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2552-41-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2644-38-0x0000000002230000-0x0000000002270000-memory.dmp

      Filesize

      256KB

    • memory/2644-36-0x0000000002230000-0x0000000002270000-memory.dmp

      Filesize

      256KB

    • memory/2644-40-0x000000006E760000-0x000000006ED0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2644-39-0x0000000002230000-0x0000000002270000-memory.dmp

      Filesize

      256KB

    • memory/2644-46-0x000000006E760000-0x000000006ED0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2644-33-0x000000006E760000-0x000000006ED0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2744-37-0x0000000002480000-0x00000000024C0000-memory.dmp

      Filesize

      256KB

    • memory/2744-35-0x000000006E760000-0x000000006ED0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2744-32-0x000000006E760000-0x000000006ED0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2744-47-0x000000006E760000-0x000000006ED0B000-memory.dmp

      Filesize

      5.7MB

    • memory/2744-34-0x0000000002480000-0x00000000024C0000-memory.dmp

      Filesize

      256KB