Analysis

  • max time kernel
    132s
  • max time network
    133s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    10-11-2020 07:01

General

  • Target

    ace1c04754b0a1b911f0f6f9fb9207fc6caf260ea6ccdaf65376c95690001e92.exe

  • Size

    4.7MB

  • MD5

    d762b5c64df17bf6ac34c12724397042

  • SHA1

    cd8d31e89ef8ff85aa65a260aba4bcc33509568a

  • SHA256

    ace1c04754b0a1b911f0f6f9fb9207fc6caf260ea6ccdaf65376c95690001e92

  • SHA512

    8595104cf45f8e97d394263657bb596a47c28575298703cfee68699fa50a8aae4663944b0212f342a4b4037542f9cf6cb01fe5782838abceb7ddfcf472cc81b6

Score
8/10
upx

Malware Config

Signatures

  • UPX packed file 95 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 680 IoCs
  • Program crash 1 IoCs
  • Modifies Internet Explorer start page 1 TTPs 7 IoCs
  • Modifies system certificate store 2 TTPs 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ace1c04754b0a1b911f0f6f9fb9207fc6caf260ea6ccdaf65376c95690001e92.exe
    "C:\Users\Admin\AppData\Local\Temp\ace1c04754b0a1b911f0f6f9fb9207fc6caf260ea6ccdaf65376c95690001e92.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:636
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 636 -s 2028
      2⤵
      • Program crash
      PID:1308

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

Loading Replay Monitor...

Downloads

  • memory/636-0-0x0000000000400000-0x00000000010B6000-memory.dmp
    Filesize

    12.7MB

  • memory/636-1-0x0000000000400000-0x00000000010B6000-memory.dmp
    Filesize

    12.7MB

  • memory/636-4-0x0000000000180000-0x0000000000190000-memory.dmp
    Filesize

    64KB

  • memory/636-5-0x0000000000190000-0x00000000001A0000-memory.dmp
    Filesize

    64KB

  • memory/636-6-0x00000000001A0000-0x00000000001A2000-memory.dmp
    Filesize

    8KB

  • memory/636-7-0x00000000001B0000-0x00000000001F0000-memory.dmp
    Filesize

    256KB

  • memory/636-8-0x00000000001F0000-0x0000000000200000-memory.dmp
    Filesize

    64KB