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Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28/02/2024, 15:35

General

  • Target

    ac3ab813f034022384909c4a83ddf11c.exe

  • Size

    784KB

  • MD5

    ac3ab813f034022384909c4a83ddf11c

  • SHA1

    873bb8be328c6d4b17c70f7ec3032f965aa210cb

  • SHA256

    55818ef859190746b3f8bcd16abb787b2aa7478d3cbb26bc323a284dca5d925c

  • SHA512

    72684e88110ff69a744a7433ba3489a77a499829387466819c1f4c12ac7644054092a2739be181360acd821e98f981d956dc8820464bb72ffcbfc887cc5f82ea

  • SSDEEP

    24576:CuWzb76RujsWAK8J5/kjrt9PXJo9X1RbZoB:C1zOuNAKA58jzJYX1R

Score
10/10

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 7 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ac3ab813f034022384909c4a83ddf11c.exe
    "C:\Users\Admin\AppData\Local\Temp\ac3ab813f034022384909c4a83ddf11c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Users\Admin\AppData\Local\Temp\ac3ab813f034022384909c4a83ddf11c.exe
      C:\Users\Admin\AppData\Local\Temp\ac3ab813f034022384909c4a83ddf11c.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2212

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\ac3ab813f034022384909c4a83ddf11c.exe

    Filesize

    784KB

    MD5

    13f1c89c03ab032e37ba7b40da21e2f2

    SHA1

    de729e34bd7a7f49dcb7b7a789f242bf934c36f9

    SHA256

    de7a2c21eef38343ff10c205c65a373a67dd1535b10818cc5b6490f03958f5cd

    SHA512

    d4c6794d59e1441122c3c334a638703a07c5774cef3bc911717c82b3b212b6e570e412a9b23cc4252ecca6931d0e30b2a457df29f22a1e15463f023c2f34c57c

  • memory/2212-16-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/2212-17-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/2212-18-0x0000000000120000-0x00000000001E4000-memory.dmp

    Filesize

    784KB

  • memory/2212-23-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/2212-26-0x0000000003250000-0x00000000033E3000-memory.dmp

    Filesize

    1.6MB

  • memory/2212-33-0x00000000005A0000-0x000000000071F000-memory.dmp

    Filesize

    1.5MB

  • memory/2212-34-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/2512-0-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/2512-2-0x00000000018B0000-0x0000000001974000-memory.dmp

    Filesize

    784KB

  • memory/2512-1-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/2512-14-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB