Analysis

  • max time kernel
    115s
  • max time network
    67s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    07-07-2020 08:50

General

  • Target

    Purchase Order-3300006656.exe

  • Size

    545KB

  • MD5

    b0b2bea1d116e88549c08b9b2acf6da4

  • SHA1

    94f196771c7e491db8256dc1754bbffc6364598f

  • SHA256

    feac7410ecf9268847f8d613e25609c7220307b49839e55e5b976b0693850bee

  • SHA512

    b3c6cbd445fecb624899ea91b6368d37034e1b58f2ed297db1873ad3d11c4b083b540445571170f8e5d3f8ebfd17909435bb34519dd5a855ffcbafefc718eac2

Score
7/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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\Purchase Order-3300006656.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order-3300006656.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    PID:112
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RcZSRpfz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp115E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1908

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp115E.tmp
  • memory/112-1-0x0000000000000000-0x0000000000000000-disk.dmp
  • memory/1908-2-0x0000000000000000-mapping.dmp