Analysis

  • max time kernel
    201s
  • max time network
    208s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 16:00

General

  • Target

    78f5076017db86bca592c2a8250594dba6a6675ba281e496748a81a69ac50608.exe

  • Size

    15.4MB

  • MD5

    7408c5dd79d96be99585f528565e755b

  • SHA1

    c6c2af847cc53ba18f189518da36711592124aa8

  • SHA256

    78f5076017db86bca592c2a8250594dba6a6675ba281e496748a81a69ac50608

  • SHA512

    d59f871f610504e29a4d0f835d309e3cc3a21030b0d721f3f5bcb0dc0998b0f18ec53ef8cadd6ce56993134844a00ce67aecadd824ca27d6826afb3d842037b6

  • SSDEEP

    393216:iDYn8IkM4cw34VrTODzBYxHjDKAPiocUx7PJW804E:iDo4cwoVnOPIiK/cUx7Py

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\78f5076017db86bca592c2a8250594dba6a6675ba281e496748a81a69ac50608.exe
    "C:\Users\Admin\AppData\Local\Temp\78f5076017db86bca592c2a8250594dba6a6675ba281e496748a81a69ac50608.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4816
    • C:\Users\Admin\AppData\Local\Temp\is-REPM3.tmp\is-2FT8F.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-REPM3.tmp\is-2FT8F.tmp" /SL4 $701C6 "C:\Users\Admin\AppData\Local\Temp\78f5076017db86bca592c2a8250594dba6a6675ba281e496748a81a69ac50608.exe" 15818303 52224
      2⤵
      • Executes dropped EXE
      PID:5112

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-REPM3.tmp\is-2FT8F.tmp

    Filesize

    635KB

    MD5

    5ba571eb89bacef396539841970711b0

    SHA1

    f51e65174a43784710cc2b03a5129f21f3578644

    SHA256

    440f88196d6586d81917097b39bfb98bf338afc24116434de0c25c356e2d7452

    SHA512

    ee46d826d1da230f75ec2e2d96ad1aa918a7f71f530422ee58cc4c50272fce08950eceadd52b103937b36039af44ce1cadeb9d6a1c8eeecdf6e8d07274471a54

  • C:\Users\Admin\AppData\Local\Temp\is-REPM3.tmp\is-2FT8F.tmp

    Filesize

    635KB

    MD5

    5ba571eb89bacef396539841970711b0

    SHA1

    f51e65174a43784710cc2b03a5129f21f3578644

    SHA256

    440f88196d6586d81917097b39bfb98bf338afc24116434de0c25c356e2d7452

    SHA512

    ee46d826d1da230f75ec2e2d96ad1aa918a7f71f530422ee58cc4c50272fce08950eceadd52b103937b36039af44ce1cadeb9d6a1c8eeecdf6e8d07274471a54

  • memory/4816-132-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/4816-137-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB