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
    31-12-2023 05:32

General

  • Target

    2a1f45f71261f2eee7b51394fedeabe4.exe

  • Size

    24KB

  • MD5

    2a1f45f71261f2eee7b51394fedeabe4

  • SHA1

    d5a451fdee9c1fe7b47fb8e39f5022905755ca46

  • SHA256

    c2db4a5689079ee0aeaa8a91615d6f541ec6f53f0a43f3c67355102168cf338b

  • SHA512

    4c465ca599b1e5c9afd1381b9039db3d9fc13aefdb5ac296986ad227fc4f855218269afdb4b8cfad65d01621eb215eb3ccfe1185bbdbf88e08bef0598c03a5c9

  • SSDEEP

    384:E3eVES+/xwGkRKJgags+lM61qmTTMVF9/q5E0:bGS+ZfbJgagrO8qYoAl

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Runs net.exe
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a1f45f71261f2eee7b51394fedeabe4.exe
    "C:\Users\Admin\AppData\Local\Temp\2a1f45f71261f2eee7b51394fedeabe4.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ver >c:\windows\temp\flash.log & cmd /c set >>c:\windows\temp\flash.log & ipconfig /all >>c:\windows\temp\flash.log & tasklist >>c:\windows\temp\flash.log & net start>>c:\windows\temp\flash.log & netstat -an >>c:\windows\temp\flash.log
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2996
      • C:\Windows\SysWOW64\NETSTAT.EXE
        netstat -an
        3⤵
        • Gathers network information
        • Suspicious use of AdjustPrivilegeToken
        PID:2592
      • C:\Windows\SysWOW64\net.exe
        net start
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2664
  • C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    1⤵
    • Gathers network information
    PID:2004
  • C:\Windows\SysWOW64\tasklist.exe
    tasklist
    1⤵
    • Enumerates processes with tasklist
    • Suspicious use of AdjustPrivilegeToken
    PID:2740
  • C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    1⤵
      PID:1928
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      1⤵
        PID:2676

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads