Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    29-06-2023 21:59

General

  • Target

    802a953fdb8efac8ec2a48bb8051713eb23edf962a10640d144206fea99b001f.dll

  • Size

    48KB

  • MD5

    2ad7ceb9109d01f7750396e815d8aac5

  • SHA1

    9310175104942dcfd34b8cdcdc94b2f648f1de31

  • SHA256

    802a953fdb8efac8ec2a48bb8051713eb23edf962a10640d144206fea99b001f

  • SHA512

    1ff923f206d2271b8e8afa2fdc550c4608b83d1d82a738489be31fb31562eb703ffdccf7789431321cc0ef8920f33cfd2c04393e2c04f22bf6f8ed8cdc9d50c1

  • SSDEEP

    768:/0iEEBGU4Ly9RWFaoF4Vcps8etdvAgV1N:8iLBWLAWFad8eT4u1N

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Blocklisted process makes network request 6 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\802a953fdb8efac8ec2a48bb8051713eb23edf962a10640d144206fea99b001f.dll, DllRegisterServer
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1572
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\802a953fdb8efac8ec2a48bb8051713eb23edf962a10640d144206fea99b001f.dll, DllRegisterServer
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Blocklisted process makes network request
      • Modifies system certificate store
      • Suspicious use of WriteProcessMemory
      PID:1660
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /C "ping localhost && copy /b /y %SystemRoot%\System32\ActivationManager.dll %appdata%\Microsoft\nonresistantOutlivesDictatorial\AphroniaHaimavati.dll"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1656
        • C:\Windows\SysWOW64\PING.EXE
          ping localhost
          4⤵
          • Runs ping.exe
          PID:1528

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    344B

    MD5

    e16cdc9cf5a7ae3c25a0d715a3b08670

    SHA1

    233898f3faaba75a422a301ba50dbffcb03a71cf

    SHA256

    0a591fa408aca10400eea60fb5ab3bd483d0b3ff49ed47cf8c5676e5105e3f49

    SHA512

    bd6572e2aef77a2305d9b49b32ee70fceb6ff20b1ca3e37582fbdb08f65b935ff48e3bda66ffc0e991ce96d5e2128e17d7a6f3380be42f4c07e7db9d4bace863

  • C:\Users\Admin\AppData\Local\Temp\CabB879.tmp
    Filesize

    62KB

    MD5

    3ac860860707baaf32469fa7cc7c0192

    SHA1

    c33c2acdaba0e6fa41fd2f00f186804722477639

    SHA256

    d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

    SHA512

    d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

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

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27