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Analysis

  • max time kernel
    121s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    10/05/2024, 10:50

General

  • Target

    2024-05-10_b81ad4b5486f14cf1078f653969bc98a_mafia_nionspy.exe

  • Size

    280KB

  • MD5

    b81ad4b5486f14cf1078f653969bc98a

  • SHA1

    289517f232918df422ae2fe86879b766fc4251a9

  • SHA256

    284a336db845a6676682577c2c8f5a6eda3231abac9b920fec0f241cb9dcf321

  • SHA512

    9cfcfb9195294cb4e94debf8fef4fff3981a4e06ca6dcca35588504f47a846a7dad454b30f717b8fc58f21dd61b69aede4d53f402eb6decf4bc1828d5c931adf

  • SSDEEP

    6144:IQ+Tyfx4NF67Sbq2nW82X45gc3BaLZVS0mOoC8zbzDie:IQMyfmNFHfnWfhLZVHmOog

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-10_b81ad4b5486f14cf1078f653969bc98a_mafia_nionspy.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-10_b81ad4b5486f14cf1078f653969bc98a_mafia_nionspy.exe"
    1⤵
    • Loads dropped DLL
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1640
    • C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\csrssys.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\csrssys.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\csrssys.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\csrssys.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\csrssys.exe"
        3⤵
        • Executes dropped EXE
        PID:2424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\csrssys.exe

    Filesize

    280KB

    MD5

    5e1ee40dd715a3b045c02502e6c4cd72

    SHA1

    f6f922684b8f42b24f95c9279c3fc052e4fa7887

    SHA256

    3ef0006460a3d98134920937030e6196d5d998b33608b664ffd2513cfd4a6ca8

    SHA512

    6fc9372ee4a8094f26d2ad33e0a3d08c4ad3ba02912001a4cbb28e63941186e5b449ca017deb0f28fc007c8d89074ebab859532645bd3a83518352e63e54aaee