Analysis

  • max time kernel
    118s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2023 17:11

General

  • Target

    SOA pdf.exe

  • Size

    730KB

  • MD5

    5b111640fcb0a5d04cb799078fe90bad

  • SHA1

    80870524c77d40a9711a8c120bac5f27957617ec

  • SHA256

    a0a83c6bc77fa73e06bc77a6bdd2e7d3b84319cff7f009d7f6ccc7fca5c48820

  • SHA512

    c21cd618ab2050a65425e9c7f50bf3c449f63f37a8ba804f934188cad2f7afb99a0e89fbbd75013f19e59852b91051b34a08e35b6b3be69263c0a56e8d76bb32

  • SSDEEP

    12288:o4X9K94CKeimRxlZSbr2Y7BSP93oxIUhB4+XWKXWBhO:o4tMHKiRxHSv97O3RaG+XFGD

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SOA pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\SOA pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2276
    • 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\SOA pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2720
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BckFJZpCIyCP.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2620
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BckFJZpCIyCP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp824A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2480
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp824A.tmp

    Filesize

    1KB

    MD5

    49503d45f1b4bbd8eb0703e75e7b3e39

    SHA1

    0ae5bf2abd49e38e9e08c417c09a731c68ed8cb7

    SHA256

    f7f201dbe91ef57072331a71d90eefb3e6dc9d73453d247d6b63d041c6c1be57

    SHA512

    9d1e0d4cff36c12e10c3d8d3c23812228bff435abb989c060dab60d5a2e7ec7555533c34811f45c2615123bbcf302cb49904c2ccf70b83dc96d0047883ad16f5

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ZPVIGQWXLP4HQ0PEZ76Z.temp

    Filesize

    7KB

    MD5

    fd4b3d5e498478ad231fd0ca7db6c0a1

    SHA1

    47015917e20a98a4139e5e6480f8678f02a11a7e

    SHA256

    6a93fddd5ecb3e1f0c2368e58a0320d37f010feb6a3df70adfca46e59c59484a

    SHA512

    0661723675d57c78651d3b9a81fd8e1c4c4dfd631949bed0c439871d50604ec4055dc410215d1e6a99caca8a3f0326ab667d1de50ac736471e32352f94133d26

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

    Filesize

    7KB

    MD5

    fd4b3d5e498478ad231fd0ca7db6c0a1

    SHA1

    47015917e20a98a4139e5e6480f8678f02a11a7e

    SHA256

    6a93fddd5ecb3e1f0c2368e58a0320d37f010feb6a3df70adfca46e59c59484a

    SHA512

    0661723675d57c78651d3b9a81fd8e1c4c4dfd631949bed0c439871d50604ec4055dc410215d1e6a99caca8a3f0326ab667d1de50ac736471e32352f94133d26

  • memory/524-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/524-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/524-45-0x0000000072CA0000-0x000000007338E000-memory.dmp

    Filesize

    6.9MB

  • memory/524-48-0x0000000004AC0000-0x0000000004B00000-memory.dmp

    Filesize

    256KB

  • memory/524-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/524-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/524-36-0x0000000072CA0000-0x000000007338E000-memory.dmp

    Filesize

    6.9MB

  • memory/524-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/524-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/524-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/524-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2276-1-0x0000000001290000-0x000000000134C000-memory.dmp

    Filesize

    752KB

  • memory/2276-2-0x00000000050A0000-0x00000000050E0000-memory.dmp

    Filesize

    256KB

  • memory/2276-4-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2276-3-0x0000000000580000-0x000000000059C000-memory.dmp

    Filesize

    112KB

  • memory/2276-7-0x0000000004FF0000-0x000000000506C000-memory.dmp

    Filesize

    496KB

  • memory/2276-32-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2276-0-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2276-6-0x00000000005A0000-0x00000000005B0000-memory.dmp

    Filesize

    64KB

  • memory/2276-5-0x00000000050A0000-0x00000000050E0000-memory.dmp

    Filesize

    256KB

  • memory/2620-33-0x000000006E910000-0x000000006EEBB000-memory.dmp

    Filesize

    5.7MB

  • memory/2620-35-0x000000006E910000-0x000000006EEBB000-memory.dmp

    Filesize

    5.7MB

  • memory/2620-54-0x000000006E910000-0x000000006EEBB000-memory.dmp

    Filesize

    5.7MB

  • memory/2620-40-0x0000000002660000-0x00000000026A0000-memory.dmp

    Filesize

    256KB

  • memory/2620-50-0x0000000002660000-0x00000000026A0000-memory.dmp

    Filesize

    256KB

  • memory/2620-37-0x0000000002660000-0x00000000026A0000-memory.dmp

    Filesize

    256KB

  • memory/2620-42-0x000000006E910000-0x000000006EEBB000-memory.dmp

    Filesize

    5.7MB

  • memory/2620-46-0x0000000002660000-0x00000000026A0000-memory.dmp

    Filesize

    256KB

  • memory/2620-44-0x000000006E910000-0x000000006EEBB000-memory.dmp

    Filesize

    5.7MB

  • memory/2720-41-0x0000000002720000-0x0000000002760000-memory.dmp

    Filesize

    256KB

  • memory/2720-43-0x000000006E910000-0x000000006EEBB000-memory.dmp

    Filesize

    5.7MB

  • memory/2720-47-0x0000000002720000-0x0000000002760000-memory.dmp

    Filesize

    256KB

  • memory/2720-34-0x000000006E910000-0x000000006EEBB000-memory.dmp

    Filesize

    5.7MB

  • memory/2720-49-0x0000000002720000-0x0000000002760000-memory.dmp

    Filesize

    256KB

  • memory/2720-39-0x0000000002720000-0x0000000002760000-memory.dmp

    Filesize

    256KB

  • memory/2720-52-0x0000000002720000-0x0000000002760000-memory.dmp

    Filesize

    256KB

  • memory/2720-53-0x000000006E910000-0x000000006EEBB000-memory.dmp

    Filesize

    5.7MB

  • memory/2720-38-0x0000000002720000-0x0000000002760000-memory.dmp

    Filesize

    256KB