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Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 12:35

General

  • Target

    18b0bf638a0c71d80172639dda2faa88.exe

  • Size

    302KB

  • MD5

    18b0bf638a0c71d80172639dda2faa88

  • SHA1

    0335439f1fefdac6b0a81c1159398704a4510f44

  • SHA256

    99bf7c99de0bccff96e35aca52aff43ad9813da7393b82c2a0bc0883b6ee05ae

  • SHA512

    038ec2d77d1252122b6ffb34dd1489991d916b7d728873d7a628d3e35114815711819b35776f268efe5584657882e435106018b1b907539cfc4a94329df0b564

  • SSDEEP

    6144:HcjOy1bca5WHxv/Z0wGwM0ZF/wJmgyxqCdmQ:sca5WHN+AFLgyLdm

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\18b0bf638a0c71d80172639dda2faa88.exe
    C:\Users\Admin\AppData\Local\Temp\18b0bf638a0c71d80172639dda2faa88.exe
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Modifies system certificate store
    • Suspicious use of UnmapMainImage
    PID:2864
  • C:\Users\Admin\AppData\Local\Temp\18b0bf638a0c71d80172639dda2faa88.exe
    "C:\Users\Admin\AppData\Local\Temp\18b0bf638a0c71d80172639dda2faa88.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2448

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\18b0bf638a0c71d80172639dda2faa88.exe

    Filesize

    302KB

    MD5

    9c3ff836cadb4e41a2cf4e799849ff51

    SHA1

    89eaaadf3adb31770804541ac401a3186d6f69aa

    SHA256

    5bfb7be89b58433912f8155c713dc323696406e1cdda40254bb25740cea6ca87

    SHA512

    c18b3a8566f34c8aa5626eb18a02de303e0ce860e2fcf031c65cbc24eaa6273c8fb058ee0c83b8ec92574a7118d0232f547d7aa4b882a63fbc64de4a796a1f22

  • memory/2448-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2448-2-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2448-1-0x0000000000210000-0x0000000000241000-memory.dmp

    Filesize

    196KB

  • memory/2448-17-0x0000000022D40000-0x0000000022E20000-memory.dmp

    Filesize

    896KB

  • memory/2448-16-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2864-19-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2864-21-0x0000000000160000-0x0000000000191000-memory.dmp

    Filesize

    196KB

  • memory/2864-34-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB