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Analysis

  • max time kernel
    27s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2022, 12:27

General

  • Target

    ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208.exe

  • Size

    713KB

  • MD5

    65bf8f83dffef62d1579503822c3b790

  • SHA1

    df810334f2dd62277e8c431c88fb31f8c57319c2

  • SHA256

    ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208

  • SHA512

    af7638c01a4f8acb79b5604d0062b8fd3239a77236fc7c5d824ddce0b1a644abb3c93276e6c0550f48083207648229c993aeb75e58fa8d7998679b4cb45b76a1

  • SSDEEP

    12288:Vs+ApVpEYSOPuBOawRa9rBDUGNmX65+SxNPFQbGlHYy/mqEcFlp/j4QWSgBFl:itE30yrBIhKHPFQC+mEspLDW9

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

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

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208.exe
    "C:\Users\Admin\AppData\Local\Temp\ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:976
    • C:\ProgramData\System\ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208.exe
      "C:\ProgramData\System\ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208.exe"
      2⤵
      • Executes dropped EXE
      PID:2024

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\System\ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208.exe

    Filesize

    713KB

    MD5

    65bf8f83dffef62d1579503822c3b790

    SHA1

    df810334f2dd62277e8c431c88fb31f8c57319c2

    SHA256

    ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208

    SHA512

    af7638c01a4f8acb79b5604d0062b8fd3239a77236fc7c5d824ddce0b1a644abb3c93276e6c0550f48083207648229c993aeb75e58fa8d7998679b4cb45b76a1

  • \ProgramData\System\ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208.exe

    Filesize

    713KB

    MD5

    65bf8f83dffef62d1579503822c3b790

    SHA1

    df810334f2dd62277e8c431c88fb31f8c57319c2

    SHA256

    ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208

    SHA512

    af7638c01a4f8acb79b5604d0062b8fd3239a77236fc7c5d824ddce0b1a644abb3c93276e6c0550f48083207648229c993aeb75e58fa8d7998679b4cb45b76a1

  • \ProgramData\System\ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208.exe

    Filesize

    713KB

    MD5

    65bf8f83dffef62d1579503822c3b790

    SHA1

    df810334f2dd62277e8c431c88fb31f8c57319c2

    SHA256

    ba54531fde470207f2fe239c7c340d0529f46eff8c184b25736b3c4f13f72208

    SHA512

    af7638c01a4f8acb79b5604d0062b8fd3239a77236fc7c5d824ddce0b1a644abb3c93276e6c0550f48083207648229c993aeb75e58fa8d7998679b4cb45b76a1

  • memory/976-54-0x0000000000400000-0x000000000059D000-memory.dmp

    Filesize

    1.6MB

  • memory/976-55-0x0000000001E90000-0x000000000202D000-memory.dmp

    Filesize

    1.6MB

  • memory/976-56-0x0000000075A81000-0x0000000075A83000-memory.dmp

    Filesize

    8KB

  • memory/976-61-0x0000000000400000-0x000000000059D000-memory.dmp

    Filesize

    1.6MB

  • memory/2024-63-0x0000000000400000-0x000000000059D000-memory.dmp

    Filesize

    1.6MB

  • memory/2024-64-0x0000000001EF0000-0x000000000208D000-memory.dmp

    Filesize

    1.6MB

  • memory/2024-65-0x0000000000400000-0x000000000059D000-memory.dmp

    Filesize

    1.6MB