Analysis

  • max time kernel
    155s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 22:45

General

  • Target

    0601bbf81cb7ab4aa18a55d9086f636e.exe

  • Size

    61KB

  • MD5

    0601bbf81cb7ab4aa18a55d9086f636e

  • SHA1

    77cb5557dc22dba7d17959994914288f8c652274

  • SHA256

    8fb843ba497dfa1f6020cd072322efd3260b8b284423631aeda1d8712288c878

  • SHA512

    20dc5ade693ff65db105a91f76d97bb04efa41e3943b32d83a86645d9acb0e7d82ade725253b75496deea606a93284dda052dad4e553f93504bf54d4edc9ad50

  • SSDEEP

    1536:xRw1zNZQaeG0wiIyZd2iQqGu4oyI2OxhAIMFsOIDT6dm:xRwlnQnG0wiIy4uMIrxTc

Score
8/10

Malware Config

Signatures

  • Modifies AppInit DLL entries 2 TTPs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates system info in registry 2 TTPs 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1128
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1264
        • C:\Users\Admin\AppData\Local\Temp\0601bbf81cb7ab4aa18a55d9086f636e.exe
          "C:\Users\Admin\AppData\Local\Temp\0601bbf81cb7ab4aa18a55d9086f636e.exe"
          2⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Drops file in System32 directory
          • Drops file in Windows directory
          • Enumerates system info in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1936
          • C:\Windows\SysWOW64\RunDll32.exe
            RunDll32 "C:\Users\Admin\AppData\Local\Temp\96F2.tmp",Init
            3⤵
            • Loads dropped DLL
            PID:2368
      • C:\Windows\system32\Dwm.exe
        "C:\Windows\system32\Dwm.exe"
        1⤵
          PID:1220

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\96F2.tmp

          Filesize

          58KB

          MD5

          954ae278062ec5db4f5c1e2fcfa79905

          SHA1

          a1f1ae731a955e4c688e5667981649baf47acada

          SHA256

          4683241676f4974d0f5ad3aab04724f9953ca959b5eaf895cdc4db2778e4351b

          SHA512

          2b750e5e63175d2c90c7e4e9a0f0074fd26e55341dfd8aabb7561985bc5508dbc6bb3ab7d5b2fa135676f6490203b58f3236775af1fda869ec89936003c3f471

        • memory/1128-16-0x0000000000530000-0x0000000000531000-memory.dmp

          Filesize

          4KB

        • memory/1128-17-0x0000000000530000-0x0000000000531000-memory.dmp

          Filesize

          4KB

        • memory/1936-4-0x0000000075160000-0x0000000075183000-memory.dmp

          Filesize

          140KB

        • memory/1936-5-0x0000000075160000-0x0000000075183000-memory.dmp

          Filesize

          140KB

        • memory/1936-32-0x0000000075160000-0x0000000075183000-memory.dmp

          Filesize

          140KB

        • memory/2368-26-0x0000000000020000-0x0000000000021000-memory.dmp

          Filesize

          4KB

        • memory/2368-29-0x0000000075160000-0x0000000075183000-memory.dmp

          Filesize

          140KB

        • memory/2368-31-0x0000000075160000-0x0000000075183000-memory.dmp

          Filesize

          140KB

        • memory/2368-30-0x0000000000020000-0x0000000000021000-memory.dmp

          Filesize

          4KB

        • memory/2368-33-0x0000000075160000-0x0000000075183000-memory.dmp

          Filesize

          140KB