Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 03:05

General

  • Target

    e08f73c603d9c50359239746b14c02311b87ee6b35a40bfb9b4b59284b38b709.exe

  • Size

    965KB

  • MD5

    6d14dc249d6d03f3c8465da485effe1d

  • SHA1

    8081fc882ff9c540424444da05aabc92f0c00580

  • SHA256

    e08f73c603d9c50359239746b14c02311b87ee6b35a40bfb9b4b59284b38b709

  • SHA512

    23d061ef7f519315fa25c193a3227148782b87cc23e178fd765e4d5bde7293677619d1a5ac0e41e55d2ee2b7b176dac9153069582414615e3329db20f13abff8

  • SSDEEP

    12288:2rJukHnpzE6jD/62iNG5nF8XsTIwpRsVbP4DgeDPQ9AkCRj/V/IFL9dfdh1lbija:etHpztD/61IfTBRxDrPQXCNJGTfdh1R

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e08f73c603d9c50359239746b14c02311b87ee6b35a40bfb9b4b59284b38b709.exe
    "C:\Users\Admin\AppData\Local\Temp\e08f73c603d9c50359239746b14c02311b87ee6b35a40bfb9b4b59284b38b709.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IclTckvaQ.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2776
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IclTckvaQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp54B5.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2672
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp54B5.tmp

    Filesize

    1KB

    MD5

    aff2d851cab653ee438ccd388f879a0c

    SHA1

    d9cde01c81eed44811c3854c555da3346d3c2427

    SHA256

    1c81093fe52cbfe7b7b7ff0ec3975d7030ffdc320705020ad83fbb7356f1b1e5

    SHA512

    9f5663c022d157f3c1adf53fbdf6275489b62f91d20cbb23584cddfcb79b0c0379a09dc903bb77c303fb25f87a25ee82c23b6f00186aa9dc6edb4ee5bee9f529

  • memory/2152-18-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2152-1-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2152-2-0x0000000007240000-0x0000000007280000-memory.dmp

    Filesize

    256KB

  • memory/2152-3-0x0000000000240000-0x0000000000258000-memory.dmp

    Filesize

    96KB

  • memory/2152-4-0x00000000003F0000-0x00000000003F8000-memory.dmp

    Filesize

    32KB

  • memory/2152-5-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2152-6-0x00000000074A0000-0x000000000751C000-memory.dmp

    Filesize

    496KB

  • memory/2152-31-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2152-0-0x0000000000C90000-0x0000000000D88000-memory.dmp

    Filesize

    992KB

  • memory/2684-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2684-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2684-39-0x0000000004810000-0x0000000004850000-memory.dmp

    Filesize

    256KB

  • memory/2684-38-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-35-0x0000000004810000-0x0000000004850000-memory.dmp

    Filesize

    256KB

  • memory/2684-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2684-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2684-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2684-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2684-34-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-33-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2684-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2776-14-0x000000006E890000-0x000000006EE3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2776-17-0x00000000002D0000-0x0000000000310000-memory.dmp

    Filesize

    256KB

  • memory/2776-15-0x000000006E890000-0x000000006EE3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2776-36-0x000000006E890000-0x000000006EE3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2776-16-0x00000000002D0000-0x0000000000310000-memory.dmp

    Filesize

    256KB

  • memory/2776-19-0x00000000002D0000-0x0000000000310000-memory.dmp

    Filesize

    256KB