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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2024, 09:01

General

  • Target

    SwiftPaymentCopy.pif.exe

  • Size

    1.0MB

  • MD5

    46ab34139423cd2978d27245891ce5d5

  • SHA1

    1f48eece26d531e006cd41c43c6092558ee324c0

  • SHA256

    4ed81a9a25e52a99d76805b081679cfe3628756be4bda6a47e365506c7df3a0c

  • SHA512

    b764e97ae1d5a2328c5cef7b331aa9c6fd82715a5a4bb3b7209a31da2354f7dfa28f2b601a62e52cd850cd5aa5e0713fb77e480ef50abec65d18039d7ef92585

  • SSDEEP

    24576:8OAi/eYBrgdPLmmpQNogk+qyh4Rck6jGTo7NE:8hi3BviDg36RlA

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

www.drechftankholding.com:2404

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    dfgh

  • mouse_option

    false

  • mutex

    Rmc-8J6PG9

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Detected Nirsoft tools 3 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 1 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SwiftPaymentCopy.pif.exe
    "C:\Users\Admin\AppData\Local\Temp\SwiftPaymentCopy.pif.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1448
    • 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\SwiftPaymentCopy.pif.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2876
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lZqUPD.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2944
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lZqUPD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4099.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2760
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2364
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\vyvyioodulwbrzajisrqecsunxfvo"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:796
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\gsiqjhzfitogbfwnsdekphflwexwhjdz"
        3⤵
        • Accesses Microsoft Outlook accounts
        • System Location Discovery: System Language Discovery
        PID:772
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\qmoj"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\dfgh\logs.dat

    Filesize

    144B

    MD5

    d17ec373aaa4d10d8c73c9e3c00404ba

    SHA1

    0de4d38ab8eeb4c7934fd940c95cff14aa8fb3a4

    SHA256

    6d4f96c1e706541ee6cf05e190b377b2fdbdc8639438ac6888d25d044e846a3f

    SHA512

    dc46f17a42ac6cfdf1e68c6bba721147e3f202b16743039294c1852648466b2983904de83a52a228b900cd2d3cc1f75fd4d7101b9dc62b3d3b4e77f9485c4add

  • C:\Users\Admin\AppData\Local\Temp\tmp4099.tmp

    Filesize

    1KB

    MD5

    33cbb15c7afd7ca9bd6275269a856aca

    SHA1

    1bdddcfe9f15f455a860c8eae2d4814ff780f5bb

    SHA256

    3d5fe6eab9ef072e94b1928b9289cb108f7c1f029b9efa62a0b8b4c9293f6869

    SHA512

    5c58da2634fc062bc5a058c30d2bfb4a1c304be8b9f2d1e16df789aba8b3070cc78df80c7577d4b29c4460259ace353ded3032ac1685de6d64a827a37eb755df

  • C:\Users\Admin\AppData\Local\Temp\vyvyioodulwbrzajisrqecsunxfvo

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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

    Filesize

    7KB

    MD5

    636b806c262875fd9c6e314caa732663

    SHA1

    864bfc92aafbdd1f6dbe57ae878e01b195309099

    SHA256

    40512f55a8940959902f33582cd3069f3f6dea3bd185bf6d68fd26cbf3bace44

    SHA512

    bd649c37d51d34c3f9b80c03851f6718026be6b25cecd3e4f55bf528a7c69f18000e8ed361551c79ae447b290e0157a6fe84f9502e585653d048dfb81d2c4135

  • memory/772-57-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/772-54-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/772-55-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/796-52-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/796-60-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/796-56-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1448-4-0x000000007431E000-0x000000007431F000-memory.dmp

    Filesize

    4KB

  • memory/1448-0-0x000000007431E000-0x000000007431F000-memory.dmp

    Filesize

    4KB

  • memory/1448-42-0x0000000074310000-0x00000000749FE000-memory.dmp

    Filesize

    6.9MB

  • memory/1448-6-0x0000000005A70000-0x0000000005B30000-memory.dmp

    Filesize

    768KB

  • memory/1448-5-0x0000000074310000-0x00000000749FE000-memory.dmp

    Filesize

    6.9MB

  • memory/1448-3-0x00000000009F0000-0x0000000000A0E000-memory.dmp

    Filesize

    120KB

  • memory/1448-2-0x0000000074310000-0x00000000749FE000-memory.dmp

    Filesize

    6.9MB

  • memory/1448-1-0x0000000000E20000-0x0000000000F2A000-memory.dmp

    Filesize

    1.0MB

  • memory/2364-41-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-35-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2364-25-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-24-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-21-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-43-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-44-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-45-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-47-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-46-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-49-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-29-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-32-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-108-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-107-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-33-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-92-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-27-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-37-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-38-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-36-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-69-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2364-73-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2364-72-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2364-74-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-75-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-76-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-19-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-83-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2364-91-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2432-59-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2432-62-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2432-61-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB