Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    153s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    16/02/2024, 11:09

General

  • Target

    a039c46553a47916ff3376b88dde0a81.exe

  • Size

    694KB

  • MD5

    a039c46553a47916ff3376b88dde0a81

  • SHA1

    84e9846e8895c79a3a65cf3e54aa7a52dacf995a

  • SHA256

    ec781a714d6bc6fac48d59890d9ae594ffd4dbc95710f2da1f1aa3d5b87b9e01

  • SHA512

    d342258b1f57ed230eb1e3542eebb493edbbf82aa1d62d1d9b3dcc301e6700e69a3feaf99e29544c68b9c6092a70a3a98b872da1485e78e5891f1a2fa8a22c2a

  • SSDEEP

    12288:KthfCHBrr9/uuQl7nNPV7mtU1EwiTsej472iNSzAaP:LsxV7my1cFjM1IzAg

Score
10/10

Malware Config

Extracted

Family

limerat

Wallets

bc1qdajqyl8uarnz63e2we9xchx3zqcd5xcyfshfyk

Attributes
  • aes_key

    lime

  • antivm

    true

  • c2_url

    https://pastebin.com/raw/4Xj3extx

  • delay

    3

  • download_payload

    false

  • install

    true

  • install_name

    Wservices.exe

  • main_folder

    Temp

  • pin_spread

    false

  • sub_folder

    \

  • usb_spread

    true

Extracted

Family

limerat

Attributes
  • antivm

    false

  • c2_url

    https://pastebin.com/raw/4Xj3extx

  • download_payload

    false

  • install

    false

  • pin_spread

    false

  • usb_spread

    false

Signatures

  • LimeRAT

    Simple yet powerful RAT for Windows machines written in .NET.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 3 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 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a039c46553a47916ff3376b88dde0a81.exe
    "C:\Users\Admin\AppData\Local\Temp\a039c46553a47916ff3376b88dde0a81.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OcuajQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2166.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1044
    • C:\Users\Admin\AppData\Local\Temp\a039c46553a47916ff3376b88dde0a81.exe
      "C:\Users\Admin\AppData\Local\Temp\a039c46553a47916ff3376b88dde0a81.exe"
      2⤵
        PID:2964
      • C:\Users\Admin\AppData\Local\Temp\a039c46553a47916ff3376b88dde0a81.exe
        "C:\Users\Admin\AppData\Local\Temp\a039c46553a47916ff3376b88dde0a81.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2980
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\Wservices.exe'"
          3⤵
          • Creates scheduled task(s)
          PID:2896
        • C:\Users\Admin\AppData\Local\Temp\Wservices.exe
          "C:\Users\Admin\AppData\Local\Temp\Wservices.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:524
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OcuajQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp242.tmp"
            4⤵
            • Creates scheduled task(s)
            PID:564
          • C:\Users\Admin\AppData\Local\Temp\Wservices.exe
            "C:\Users\Admin\AppData\Local\Temp\Wservices.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2356

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Cab2511.tmp

      Filesize

      65KB

      MD5

      ac05d27423a85adc1622c714f2cb6184

      SHA1

      b0fe2b1abddb97837ea0195be70ab2ff14d43198

      SHA256

      c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

      SHA512

      6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

    • C:\Users\Admin\AppData\Local\Temp\Tar2542.tmp

      Filesize

      171KB

      MD5

      9c0c641c06238516f27941aa1166d427

      SHA1

      64cd549fb8cf014fcd9312aa7a5b023847b6c977

      SHA256

      4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

      SHA512

      936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

    • C:\Users\Admin\AppData\Local\Temp\Wservices.exe

      Filesize

      694KB

      MD5

      a039c46553a47916ff3376b88dde0a81

      SHA1

      84e9846e8895c79a3a65cf3e54aa7a52dacf995a

      SHA256

      ec781a714d6bc6fac48d59890d9ae594ffd4dbc95710f2da1f1aa3d5b87b9e01

      SHA512

      d342258b1f57ed230eb1e3542eebb493edbbf82aa1d62d1d9b3dcc301e6700e69a3feaf99e29544c68b9c6092a70a3a98b872da1485e78e5891f1a2fa8a22c2a

    • C:\Users\Admin\AppData\Local\Temp\tmp2166.tmp

      Filesize

      1KB

      MD5

      0d4e8d722457dc070bcbf1925d9c1a2c

      SHA1

      41aec7597bd33302f3eb5e2f2d2ba0b05a3851ee

      SHA256

      dbf47e3c57964fcd419e3ba71781ee06d0e0a1cfa2a483cd78e54b1b2030e081

      SHA512

      7edf71078809b57ea9a3724d918aaf4ced80b16c51c57eead7c0bd5b00d31ae412ae0d8dea42591872fdb9613eaf90e09f03a3b3c1906955225432fa9586b5af

    • memory/524-38-0x00000000749D0000-0x00000000750BE000-memory.dmp

      Filesize

      6.9MB

    • memory/524-55-0x00000000749D0000-0x00000000750BE000-memory.dmp

      Filesize

      6.9MB

    • memory/524-35-0x00000000749D0000-0x00000000750BE000-memory.dmp

      Filesize

      6.9MB

    • memory/524-36-0x00000000008A0000-0x0000000000954000-memory.dmp

      Filesize

      720KB

    • memory/524-37-0x0000000004EF0000-0x0000000004F30000-memory.dmp

      Filesize

      256KB

    • memory/524-39-0x0000000004EF0000-0x0000000004F30000-memory.dmp

      Filesize

      256KB

    • memory/2284-4-0x00000000749D0000-0x00000000750BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2284-2-0x0000000004D40000-0x0000000004D80000-memory.dmp

      Filesize

      256KB

    • memory/2284-5-0x0000000004D40000-0x0000000004D80000-memory.dmp

      Filesize

      256KB

    • memory/2284-1-0x00000000749D0000-0x00000000750BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2284-0-0x0000000000AB0000-0x0000000000B64000-memory.dmp

      Filesize

      720KB

    • memory/2284-3-0x00000000007C0000-0x00000000007D2000-memory.dmp

      Filesize

      72KB

    • memory/2284-25-0x00000000749D0000-0x00000000750BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2284-7-0x0000000000840000-0x0000000000850000-memory.dmp

      Filesize

      64KB

    • memory/2284-6-0x0000000005180000-0x0000000005202000-memory.dmp

      Filesize

      520KB

    • memory/2356-49-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2356-58-0x0000000074950000-0x000000007503E000-memory.dmp

      Filesize

      6.9MB

    • memory/2356-94-0x0000000074950000-0x000000007503E000-memory.dmp

      Filesize

      6.9MB

    • memory/2356-59-0x0000000004860000-0x00000000048A0000-memory.dmp

      Filesize

      256KB

    • memory/2980-23-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2980-21-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2980-19-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2980-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2980-15-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2980-34-0x00000000749D0000-0x00000000750BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2980-24-0x00000000749D0000-0x00000000750BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2980-16-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2980-13-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2980-27-0x0000000004C00000-0x0000000004C40000-memory.dmp

      Filesize

      256KB