Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2023 10:21

General

  • Target

    NEAS.06c8a5695959ee2655fb9a537cf855398a4c814000b20d3af61c93f16e21b69b.exe

  • Size

    622KB

  • MD5

    ee58f332b2d27a1bdd8b0de098e6165c

  • SHA1

    d0e9ec92594ef432758e63ab31f7751872c3573c

  • SHA256

    06c8a5695959ee2655fb9a537cf855398a4c814000b20d3af61c93f16e21b69b

  • SHA512

    b9c1c84fad01332771dcdb26c833705eac7e0ec5aed399414e4c4f93a241907279415d2e1dd3acfccd8a9f042918f598377e1138ed87995fa6a2d9b4b13b517f

  • SSDEEP

    12288:IqfLYYZXTyX0Tp+fkI5/Gh/tDpWNIIe8frsBP3MKJBPeaHwxX:bXTD+fkjDp+IIeOI539JBPLQ

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6462317492:AAGRLAwoTiA42PAg_wJuGwDb61KKicShMe4/

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 1 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.06c8a5695959ee2655fb9a537cf855398a4c814000b20d3af61c93f16e21b69b.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.06c8a5695959ee2655fb9a537cf855398a4c814000b20d3af61c93f16e21b69b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1872
    • 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\NEAS.06c8a5695959ee2655fb9a537cf855398a4c814000b20d3af61c93f16e21b69b.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2256
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OwXxtNQRoml.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2784
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OwXxtNQRoml" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4E01.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2800
    • 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
      • Suspicious use of SetWindowsHookEx
      PID:2836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4E01.tmp

    Filesize

    1KB

    MD5

    0374199d8f4561389b91b3ad98f57562

    SHA1

    a86bba45f8f56c0b67280c91a03873210606a050

    SHA256

    745239a93f6afc3ea2ace384a7ebc0a1d27887c5c5ea7e0abfcf57c52e981e31

    SHA512

    55ba78d4344ca8ef9eeb4e2d961348c6e5813d7567cbb461878cbbfee111990355898e9d7584ef688054920a72b3f92ef326903c9b2c7cc4b2885ee3bfd847bc

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XT83O278PA1XRVBDAAUH.temp

    Filesize

    7KB

    MD5

    eb62b50589956874bd9ed15599edb1eb

    SHA1

    7d1db9a3552c65a0a3ccff592ebd98eb9ebb51fc

    SHA256

    7d0a352c53c9db262cb2d015e84d22c6ec978e5e3603d6da5a95c87ea55c15d9

    SHA512

    a1a5e7ccfe2120fd4afc3986fbc2aef975df8cd7a841598b0a98fc23b480f8824442a1ecf38130a89edce637e9f77f74cba9cdcd18b8cec32fe93756e46979ab

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

    Filesize

    7KB

    MD5

    eb62b50589956874bd9ed15599edb1eb

    SHA1

    7d1db9a3552c65a0a3ccff592ebd98eb9ebb51fc

    SHA256

    7d0a352c53c9db262cb2d015e84d22c6ec978e5e3603d6da5a95c87ea55c15d9

    SHA512

    a1a5e7ccfe2120fd4afc3986fbc2aef975df8cd7a841598b0a98fc23b480f8824442a1ecf38130a89edce637e9f77f74cba9cdcd18b8cec32fe93756e46979ab

  • memory/1872-1-0x0000000074200000-0x00000000748EE000-memory.dmp

    Filesize

    6.9MB

  • memory/1872-0-0x0000000000810000-0x00000000008B0000-memory.dmp

    Filesize

    640KB

  • memory/1872-2-0x0000000004E00000-0x0000000004E40000-memory.dmp

    Filesize

    256KB

  • memory/1872-3-0x0000000000390000-0x00000000003A8000-memory.dmp

    Filesize

    96KB

  • memory/1872-4-0x0000000000490000-0x0000000000496000-memory.dmp

    Filesize

    24KB

  • memory/1872-5-0x00000000006B0000-0x00000000006BA000-memory.dmp

    Filesize

    40KB

  • memory/1872-6-0x00000000003F0000-0x000000000046C000-memory.dmp

    Filesize

    496KB

  • memory/1872-41-0x0000000074200000-0x00000000748EE000-memory.dmp

    Filesize

    6.9MB

  • memory/1872-34-0x0000000074200000-0x00000000748EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2256-32-0x0000000002A00000-0x0000000002A40000-memory.dmp

    Filesize

    256KB

  • memory/2256-19-0x000000006DD20000-0x000000006E2CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2256-28-0x000000006DD20000-0x000000006E2CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2256-24-0x0000000002A00000-0x0000000002A40000-memory.dmp

    Filesize

    256KB

  • memory/2256-35-0x0000000002A00000-0x0000000002A40000-memory.dmp

    Filesize

    256KB

  • memory/2256-42-0x000000006DD20000-0x000000006E2CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-30-0x000000006DD20000-0x000000006E2CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-22-0x000000006DD20000-0x000000006E2CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-25-0x0000000002A20000-0x0000000002A60000-memory.dmp

    Filesize

    256KB

  • memory/2784-43-0x000000006DD20000-0x000000006E2CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-37-0x0000000002A20000-0x0000000002A60000-memory.dmp

    Filesize

    256KB

  • memory/2836-36-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2836-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2836-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2836-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2836-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2836-39-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2836-44-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2836-46-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2836-47-0x0000000074180000-0x000000007486E000-memory.dmp

    Filesize

    6.9MB

  • memory/2836-48-0x0000000004A80000-0x0000000004AC0000-memory.dmp

    Filesize

    256KB

  • memory/2836-49-0x0000000074180000-0x000000007486E000-memory.dmp

    Filesize

    6.9MB

  • memory/2836-50-0x0000000004A80000-0x0000000004AC0000-memory.dmp

    Filesize

    256KB