Analysis

  • max time kernel
    117s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 00:08

General

  • Target

    211c6bdb43919f8ab3f1c6de3aafc977.exe

  • Size

    133KB

  • MD5

    211c6bdb43919f8ab3f1c6de3aafc977

  • SHA1

    8eb1387044a59fc725b0c26c127b9fec3043f767

  • SHA256

    afbd863ed344695a118288fae6cc355a189e5853ddba5a0ccdf02c270bd21d7f

  • SHA512

    45db50b04885a95df653990378bed6252d8333ff0e328749cf381e3c5ac1989589db43c1ae907389d0be1328f2ac037512e22d1bd69e100a39fdeb505010f36d

  • SSDEEP

    3072:XjH4Ghrp2RUSTGy1jJUwrEBpG2dZTVn1CqSXsxMkQ0vytrzfQ:XTZMTTGyVJUyIw2dZTVn1C0ukQm+rzfQ

Score
7/10
upx

Malware Config

Signatures

  • 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.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\211c6bdb43919f8ab3f1c6de3aafc977.exe
    "C:\Users\Admin\AppData\Local\Temp\211c6bdb43919f8ab3f1c6de3aafc977.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Users\Admin\AppData\Local\Temp\211c6bdb43919f8ab3f1c6de3aafc977.exe
      C:\Users\Admin\AppData\Local\Temp\211c6bdb43919f8ab3f1c6de3aafc977.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\211c6bdb43919f8ab3f1c6de3aafc977.exe

    Filesize

    133KB

    MD5

    b2255e893e26fee155885ff234850df8

    SHA1

    728e8f8e0231ebe2a88ad3d981591c3da04c02a1

    SHA256

    d84334ea87cd2d88171b42b0b80b5bacaca22e894a85b6a740e4fa3ea54be585

    SHA512

    7ad7888833d92b7d02f5cacacfd1e2af46cfd232192e8e3adf5eed987f4197b78fbcebc6745fc5775d61d05d0907d3b1640f59d27c0ae6461e2335598265d11d

  • memory/2312-16-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2312-18-0x00000000002F0000-0x0000000000311000-memory.dmp

    Filesize

    132KB

  • memory/2312-41-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3004-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3004-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3004-1-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/3004-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB