Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13-03-2024 02:03

General

  • Target

    1d02cbc48ad39c4db3005b4e29cd69ae5c46a006c80d177cb68505a25db86c8b.exe

  • Size

    644KB

  • MD5

    bc3ecb6b369f3a8d284a1a9d8df411f4

  • SHA1

    a96d932d8853dcd2a6371c29801481564e97ace9

  • SHA256

    1d02cbc48ad39c4db3005b4e29cd69ae5c46a006c80d177cb68505a25db86c8b

  • SHA512

    51f1f71455e9e930dde0dcd38f0c63e5d978d6388368f666f2cb0216851f68a9f25870dac23be22c62c3b7fc48070ae94094825959cbb84a59019ba805253f8d

  • SSDEEP

    12288:qsJTENl3QhyrTiJVSVHb3InQTg+Fj/qnSSFscyaxvho4p1zTUxeZ3vSsjHVZ:PxENlUQHEnSg+Fj/qnLjxvhoS1SPsDV

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d02cbc48ad39c4db3005b4e29cd69ae5c46a006c80d177cb68505a25db86c8b.exe
    "C:\Users\Admin\AppData\Local\Temp\1d02cbc48ad39c4db3005b4e29cd69ae5c46a006c80d177cb68505a25db86c8b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2940
    • 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\1d02cbc48ad39c4db3005b4e29cd69ae5c46a006c80d177cb68505a25db86c8b.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2928
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YSPsZeuUkIv.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2612
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YSPsZeuUkIv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp36F8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2708
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2628
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp36F8.tmp

      Filesize

      1KB

      MD5

      fc2b77ed60c1e0f737e70e8557de900c

      SHA1

      621aad1e8ec62812b9947c8060e4176e675fb581

      SHA256

      b5fe7c51c35457065e5a7479d4d59f652b9164cb1cc102be930846cb4d281d25

      SHA512

      b513a7eb53dc9d6cb84e8260f1971c2ad0e9aab4654d092cab6932ea8a9f41004f7d897c679eb9839dc1f2e61db7b14b8e9d53fe4166147426704233ebb4e727

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

      Filesize

      7KB

      MD5

      e777b56778e06adaeceaa7eb8bc84b3a

      SHA1

      7b703f6629769a6068abab54e2041363d1f1e8cf

      SHA256

      592372705125b42211714dba85be9151eb4357b989650fa479d43d7d0ea1441d

      SHA512

      f45a116fdd501835965260c1244dba38b60ae13b4abad281b57915f5ae67f1f896fe7be94d8fd04d4e3804b32b0fcb7d865a17fac48f7f5f46bdd7149c2f2b29

    • memory/2612-24-0x0000000002AF0000-0x0000000002B30000-memory.dmp

      Filesize

      256KB

    • memory/2612-20-0x000000006F530000-0x000000006FADB000-memory.dmp

      Filesize

      5.7MB

    • memory/2612-25-0x0000000002AF0000-0x0000000002B30000-memory.dmp

      Filesize

      256KB

    • memory/2612-41-0x000000006F530000-0x000000006FADB000-memory.dmp

      Filesize

      5.7MB

    • memory/2612-22-0x000000006F530000-0x000000006FADB000-memory.dmp

      Filesize

      5.7MB

    • memory/2612-21-0x0000000002AF0000-0x0000000002B30000-memory.dmp

      Filesize

      256KB

    • memory/2864-39-0x00000000749E0000-0x00000000750CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2864-26-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2864-45-0x0000000000450000-0x0000000000490000-memory.dmp

      Filesize

      256KB

    • memory/2864-44-0x00000000749E0000-0x00000000750CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2864-32-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2864-30-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2864-28-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2864-38-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2864-29-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2864-40-0x0000000000450000-0x0000000000490000-memory.dmp

      Filesize

      256KB

    • memory/2864-36-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2864-34-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2928-23-0x000000006F530000-0x000000006FADB000-memory.dmp

      Filesize

      5.7MB

    • memory/2928-42-0x000000006F530000-0x000000006FADB000-memory.dmp

      Filesize

      5.7MB

    • memory/2928-19-0x000000006F530000-0x000000006FADB000-memory.dmp

      Filesize

      5.7MB

    • memory/2940-0-0x0000000000BC0000-0x0000000000C68000-memory.dmp

      Filesize

      672KB

    • memory/2940-3-0x0000000000550000-0x000000000056C000-memory.dmp

      Filesize

      112KB

    • memory/2940-5-0x0000000000A10000-0x0000000000A1E000-memory.dmp

      Filesize

      56KB

    • memory/2940-6-0x0000000005090000-0x0000000005112000-memory.dmp

      Filesize

      520KB

    • memory/2940-4-0x00000000009C0000-0x00000000009CC000-memory.dmp

      Filesize

      48KB

    • memory/2940-43-0x00000000749E0000-0x00000000750CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2940-2-0x0000000004C80000-0x0000000004CC0000-memory.dmp

      Filesize

      256KB

    • memory/2940-1-0x00000000749E0000-0x00000000750CE000-memory.dmp

      Filesize

      6.9MB