Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    27-03-2024 10:59

General

  • Target

    RCP000004689 Scan Copy.exe

  • Size

    689KB

  • MD5

    ff97d529e83654c94df6de34f1868dae

  • SHA1

    c544e17962e634fb0866a3fc798a820dacd04d1c

  • SHA256

    0e3829a03b5d78e96c929e089ef91ca74c2e3bf3bdc1b263c9409c0d35b5166a

  • SHA512

    9e7a118dabeb8f9e583487e7903815202b69bda5a79f63f054a826341463d5876c9d8185b99695f988231e670249a72e228b80d8a9e084c95611523abdceb469

  • SSDEEP

    12288:HUzWSsykmrzmac+vB5yG5CWcV4NKeHe1+YuDqZFr1KY9bh4CMwjN:HSmykszmw75CZ+0eHek1q1KY93N

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 3 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RCP000004689 Scan Copy.exe
    "C:\Users\Admin\AppData\Local\Temp\RCP000004689 Scan Copy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1656
    • 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\RCP000004689 Scan Copy.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2492
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qHqJcuLw.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2608
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qHqJcuLw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp46D0.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2548
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2380
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
          PID:2784
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          2⤵
            PID:2860
          • 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:2396

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Execution

        Scheduled Task/Job

        1
        T1053

        Persistence

        Scheduled Task/Job

        1
        T1053

        Privilege Escalation

        Scheduled Task/Job

        1
        T1053

        Discovery

        System Information Discovery

        1
        T1082

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp46D0.tmp
          Filesize

          1KB

          MD5

          eaa613f466e4390e1589749e6549584f

          SHA1

          624e369d946eb7a9fec92cee2f87440c89cedb94

          SHA256

          bddcf0e67ed52706fefe6a1c71a72ed63934e21b86c3e80e139595c2218e5578

          SHA512

          63571924e835213a24e296fcc43d81259cb28a59b0efa7b3075448782752b4fc696ea9ed328b856f03dd7d6e458edf8c47265b50e8552857e814c17c5d53d3a8

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

          7KB

          MD5

          9b0eb0437c7e8f1874aa1a6fd126ad0e

          SHA1

          316c47bd32cabd1af08d51adf6b05a27d2519138

          SHA256

          48d6736704ff02e02fa1cd04556d86c01a3c5ac2f972f43cb62e9cf084322100

          SHA512

          e74a614c4583bb662486abe9ad2eab0ad22014938528d8abc66e46a8c75f6cf241ff6a000fe48bb205556ed535d61ae160a1a4e6884588857843310d83d7a905

        • memory/1656-33-0x0000000074810000-0x0000000074EFE000-memory.dmp
          Filesize

          6.9MB

        • memory/1656-0-0x00000000009C0000-0x0000000000A72000-memory.dmp
          Filesize

          712KB

        • memory/1656-3-0x00000000005F0000-0x0000000000602000-memory.dmp
          Filesize

          72KB

        • memory/1656-5-0x0000000005260000-0x00000000052E2000-memory.dmp
          Filesize

          520KB

        • memory/1656-2-0x0000000004D90000-0x0000000004DD0000-memory.dmp
          Filesize

          256KB

        • memory/1656-1-0x0000000074810000-0x0000000074EFE000-memory.dmp
          Filesize

          6.9MB

        • memory/1656-4-0x0000000000650000-0x000000000065C000-memory.dmp
          Filesize

          48KB

        • memory/2396-25-0x0000000000400000-0x0000000000442000-memory.dmp
          Filesize

          264KB

        • memory/2396-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
          Filesize

          4KB

        • memory/2396-28-0x0000000000400000-0x0000000000442000-memory.dmp
          Filesize

          264KB

        • memory/2396-22-0x0000000000400000-0x0000000000442000-memory.dmp
          Filesize

          264KB

        • memory/2396-23-0x0000000000400000-0x0000000000442000-memory.dmp
          Filesize

          264KB

        • memory/2396-40-0x0000000074810000-0x0000000074EFE000-memory.dmp
          Filesize

          6.9MB

        • memory/2396-30-0x0000000000400000-0x0000000000442000-memory.dmp
          Filesize

          264KB

        • memory/2396-24-0x0000000000400000-0x0000000000442000-memory.dmp
          Filesize

          264KB

        • memory/2396-32-0x0000000000400000-0x0000000000442000-memory.dmp
          Filesize

          264KB

        • memory/2396-34-0x0000000074810000-0x0000000074EFE000-memory.dmp
          Filesize

          6.9MB

        • memory/2492-21-0x000000006F6A0000-0x000000006FC4B000-memory.dmp
          Filesize

          5.7MB

        • memory/2492-35-0x0000000002160000-0x00000000021A0000-memory.dmp
          Filesize

          256KB

        • memory/2492-37-0x0000000002160000-0x00000000021A0000-memory.dmp
          Filesize

          256KB

        • memory/2492-39-0x000000006F6A0000-0x000000006FC4B000-memory.dmp
          Filesize

          5.7MB

        • memory/2492-18-0x000000006F6A0000-0x000000006FC4B000-memory.dmp
          Filesize

          5.7MB

        • memory/2608-20-0x0000000002A40000-0x0000000002A80000-memory.dmp
          Filesize

          256KB

        • memory/2608-19-0x000000006F6A0000-0x000000006FC4B000-memory.dmp
          Filesize

          5.7MB

        • memory/2608-36-0x0000000002A40000-0x0000000002A80000-memory.dmp
          Filesize

          256KB

        • memory/2608-38-0x000000006F6A0000-0x000000006FC4B000-memory.dmp
          Filesize

          5.7MB