Analysis

  • max time kernel
    102s
  • max time network
    36s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    09-07-2020 14:30

General

  • Target

    PRODUCT LIST FOR MID JULY PURCHASE - 20200708.exe

  • Size

    724KB

  • MD5

    aa488760f74cdffa5065895a9d4e16c9

  • SHA1

    1b418d57105690110b99ee6a52debef159512713

  • SHA256

    51e016d7614461f51389151f4dce30de7db0945f781b4d7d6ec6ab1ef97935fa

  • SHA512

    46975ca30c0035d58c3c7c15812a7d4cfaa192f2585fa8bb6995665d137a398a7997ceed51e4eb7b0961cdf41442b77d9ef33a3f88b2e0df99588466b009c51b

Score
7/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies registry key 1 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

Processes

  • C:\Users\Admin\AppData\Local\Temp\PRODUCT LIST FOR MID JULY PURCHASE - 20200708.exe
    "C:\Users\Admin\AppData\Local\Temp\PRODUCT LIST FOR MID JULY PURCHASE - 20200708.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    PID:1500
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kJBGVIOPIpWFNf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4162.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1836
    • C:\Users\Admin\AppData\Local\Temp\PRODUCT LIST FOR MID JULY PURCHASE - 20200708.exe
      "{path}"
      2⤵
        PID:1884
      • C:\Users\Admin\AppData\Local\Temp\PRODUCT LIST FOR MID JULY PURCHASE - 20200708.exe
        "{path}"
        2⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1764
        • C:\Windows\SysWOW64\REG.exe
          REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
          3⤵
          • Modifies registry key
          PID:1648

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    2
    T1081

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp4162.tmp
    • memory/1648-6-0x0000000000000000-mapping.dmp
    • memory/1764-2-0x0000000000400000-0x000000000044A000-memory.dmp
      Filesize

      296KB

    • memory/1764-3-0x0000000000445F2E-mapping.dmp
    • memory/1764-4-0x0000000000400000-0x000000000044A000-memory.dmp
      Filesize

      296KB

    • memory/1764-5-0x0000000000400000-0x000000000044A000-memory.dmp
      Filesize

      296KB

    • memory/1836-0-0x0000000000000000-mapping.dmp