Analysis

  • max time kernel
    61s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    10-11-2020 07:01

General

  • Target

    57d8f598db796b8717ab3ee1d3547d3f0f1f7cf0ae720e1c9e8a6435e1cac522.exe

  • Size

    4.8MB

  • MD5

    dba96e7f01f499ebcdc94745b136f484

  • SHA1

    ddb3f9580411ede0d32853084e87abecf7d30af3

  • SHA256

    57d8f598db796b8717ab3ee1d3547d3f0f1f7cf0ae720e1c9e8a6435e1cac522

  • SHA512

    6d63863325f7bd9748313f62daecb94122ddd8260fdab002e7cd24bbb3a88dbae157bdcdfce705a49a80145b8a2046b988a33e3b8437d4fbddf7d8a589a41587

Score
8/10
upx

Malware Config

Signatures

  • UPX packed file 107 IoCs

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

  • Drops desktop.ini file(s) 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops autorun.inf file 1 TTPs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 1908 IoCs
  • Program crash 1 IoCs
  • Modifies Internet Explorer start page 1 TTPs 5 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\57d8f598db796b8717ab3ee1d3547d3f0f1f7cf0ae720e1c9e8a6435e1cac522.exe
    "C:\Users\Admin\AppData\Local\Temp\57d8f598db796b8717ab3ee1d3547d3f0f1f7cf0ae720e1c9e8a6435e1cac522.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Modifies Internet Explorer start page
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:3412
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3412 -s 1836
      2⤵
      • Program crash
      PID:2184

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Lateral Movement

Replication Through Removable Media

1
T1091

Command and Control

Web Service

1
T1102

Replay Monitor

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Downloads

  • memory/3412-0-0x0000000000400000-0x00000000010B6000-memory.dmp
    Filesize

    12.7MB

  • memory/3412-1-0x0000000000400000-0x00000000010B6000-memory.dmp
    Filesize

    12.7MB

  • memory/3412-4-0x0000000000180000-0x00000000001C0000-memory.dmp
    Filesize

    256KB

  • memory/3412-5-0x00000000001C0000-0x00000000001E2000-memory.dmp
    Filesize

    136KB

  • memory/3412-6-0x00000000001F0000-0x0000000000200000-memory.dmp
    Filesize

    64KB