Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2023 01:12

General

  • Target

    8c0bb70e6bfe9bf5bcef6f7b78f141dea3e5143054f849e7dd8eeb163a313b7e.exe

  • Size

    687KB

  • MD5

    e70d50f54bbee75ad4203b29176730e7

  • SHA1

    c93888285108e06ab18b6bfe18fefcbf2fc62304

  • SHA256

    8c0bb70e6bfe9bf5bcef6f7b78f141dea3e5143054f849e7dd8eeb163a313b7e

  • SHA512

    c7fbbb179866872469cafb7ce22a3b513b0c677d8c877657db77590c43bce2f8e96908d9fa3dd9e8ad888920e412f550f909bd3bbcb06519dabcfb2dbd68027c

  • SSDEEP

    12288:F2iNtIrO5/JELPuRkMXkeQrbscfrpHqOYEhrVrpef1KZy/vcO:F1FlJLkMXk1bvdHqOYEV1nvO

Malware Config

Extracted

Family

agenttesla

Credentials

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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8c0bb70e6bfe9bf5bcef6f7b78f141dea3e5143054f849e7dd8eeb163a313b7e.exe
    "C:\Users\Admin\AppData\Local\Temp\8c0bb70e6bfe9bf5bcef6f7b78f141dea3e5143054f849e7dd8eeb163a313b7e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\skuvuQpjaSmz.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2192
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\skuvuQpjaSmz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp53DA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2824
    • C:\Users\Admin\AppData\Local\Temp\8c0bb70e6bfe9bf5bcef6f7b78f141dea3e5143054f849e7dd8eeb163a313b7e.exe
      "C:\Users\Admin\AppData\Local\Temp\8c0bb70e6bfe9bf5bcef6f7b78f141dea3e5143054f849e7dd8eeb163a313b7e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp53DA.tmp

    Filesize

    1KB

    MD5

    eca7f02416c871590a58657b7df8e1c0

    SHA1

    eac3315220ec970054ce1e132a967b9c592e20d9

    SHA256

    3c0bf991fff2c78a47713a0c8fd11edf28deaf487fd79650a23910abb6ee5dbf

    SHA512

    21d370f9f22b26223a203d93749e12330c94323d835816dad2314ac4a9ae8af39c55381f4b6e2dd23effc0d73dd500ed35c2d90d6f15caae992710cc408aedef

  • memory/2192-31-0x000000006E920000-0x000000006EECB000-memory.dmp

    Filesize

    5.7MB

  • memory/2192-29-0x0000000001C80000-0x0000000001CC0000-memory.dmp

    Filesize

    256KB

  • memory/2192-28-0x000000006E920000-0x000000006EECB000-memory.dmp

    Filesize

    5.7MB

  • memory/2192-27-0x0000000001C80000-0x0000000001CC0000-memory.dmp

    Filesize

    256KB

  • memory/2192-26-0x000000006E920000-0x000000006EECB000-memory.dmp

    Filesize

    5.7MB

  • memory/2796-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2796-30-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2796-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2796-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2796-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2796-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2796-33-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2796-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2796-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2796-32-0x0000000001290000-0x00000000012D0000-memory.dmp

    Filesize

    256KB

  • memory/2796-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2916-24-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2916-4-0x0000000000380000-0x0000000000388000-memory.dmp

    Filesize

    32KB

  • memory/2916-3-0x0000000000360000-0x0000000000376000-memory.dmp

    Filesize

    88KB

  • memory/2916-2-0x0000000001200000-0x0000000001240000-memory.dmp

    Filesize

    256KB

  • memory/2916-5-0x0000000000390000-0x000000000039A000-memory.dmp

    Filesize

    40KB

  • memory/2916-1-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2916-6-0x0000000005360000-0x00000000053E8000-memory.dmp

    Filesize

    544KB

  • memory/2916-0-0x00000000012F0000-0x00000000013A2000-memory.dmp

    Filesize

    712KB