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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2023, 18:05

General

  • Target

    NEAS.4f49e7c3013091206bb7c478d99c8f9d_JC.exe

  • Size

    396KB

  • MD5

    4f49e7c3013091206bb7c478d99c8f9d

  • SHA1

    8199c8d6593ee17bf7018789ec6a2c33e03a1784

  • SHA256

    22d2151b0e4cb58c5be0a2a7ea935e163e4f10fe23738f9e63fdd016e0bc0aea

  • SHA512

    871433be4c3aae20e3563e7557889bbbeead734946955800099d025e572db2aa17ce42f47bb546db8aa9967cbd3c243674bda885a419d5617c34b5d0f4a24460

  • SSDEEP

    6144:4jlYKRF/LReWAsUybmMgZ9Rs/Reqi2UmBZ9xED:4jauDReWtmMui/ReqYD

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.4f49e7c3013091206bb7c478d99c8f9d_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.4f49e7c3013091206bb7c478d99c8f9d_JC.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1148
    • C:\ProgramData\wuqmsk.exe
      "C:\ProgramData\wuqmsk.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:4960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\DumpStack.log.tmp .exe

    Filesize

    396KB

    MD5

    55a0231ee2573ebb00d341afa0da2836

    SHA1

    1de674ed261076923a4ea725d720568ddee9bb15

    SHA256

    dc8237e204d30c03ef85fa1b0e33d4b9bcbcdfe76f3d8c0fac1372905eeed755

    SHA512

    9d7b5fe17448061fe675aa14cc725db1049cb24a666e9fc75feddc1c588f9e9edf3c6027c7062f953d559c0aac5db3bbcb014d9c10d89a2ef9dc7d1a46783bf3

  • C:\ProgramData\Saaaalamm\Mira.h

    Filesize

    136KB

    MD5

    cb4c442a26bb46671c638c794bf535af

    SHA1

    8a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf

    SHA256

    f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25

    SHA512

    074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3

  • C:\ProgramData\wuqmsk.exe

    Filesize

    259KB

    MD5

    e7fd8f4067f122fdb879c958b8c6687a

    SHA1

    1b046191d45fea8fd2d77f33f355c571b60fe100

    SHA256

    852145152aabcf9471fd19d222060fcd6208b418ca8e688d10cafe3db6065322

    SHA512

    79a560e41c442d7d11ca7e4840a3ff4716f786ac2992d26472638245f45bfb4a3389fd94db77e571dd78f136ca5dd704b639627f545687c4d1b1849e5d8e3bba

  • C:\ProgramData\wuqmsk.exe

    Filesize

    259KB

    MD5

    e7fd8f4067f122fdb879c958b8c6687a

    SHA1

    1b046191d45fea8fd2d77f33f355c571b60fe100

    SHA256

    852145152aabcf9471fd19d222060fcd6208b418ca8e688d10cafe3db6065322

    SHA512

    79a560e41c442d7d11ca7e4840a3ff4716f786ac2992d26472638245f45bfb4a3389fd94db77e571dd78f136ca5dd704b639627f545687c4d1b1849e5d8e3bba

  • memory/1148-0-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/1148-1-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/1148-10-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/4960-100-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB