Overview

overview

8

Static

static

PO_ 74317-...in.exe

windows7_x64

8

PO_ 74317-...in.exe

windows10_x64

1

Analysis

  • max time kernel
    113s
  • max time network
    63s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    13-07-2020 11:03

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General

  • Target

    PO_ 74317-1372020.bin.exe

  • Size

    1.1MB

  • MD5

    80e69b644da84346012b2b8e0b177d7d

  • SHA1

    1e379290040a1dab313a1760f5eb496d0d72b4a2

  • SHA256

    446f16b0c437e7be8d51c9365276bcee5cd8709f0a1bbb95fad2969c21e2db54

  • SHA512

    d1acf251288afbeb7a086350ae0d5b6e5f3249a559f419f73bdb98cd3794fcdf0c735b105966a79315215f303608008048602a41b5cde3d2b6d8252ccbd1f7a9

Score
8/10
persistence

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • Loads dropped DLL 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Adds Run entry to start application 2 TTPs 2 IoCs
    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO_ 74317-1372020.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\PO_ 74317-1372020.bin.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Loads dropped DLL
    PID:1312
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v window /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\window.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:368
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v window /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\window.exe"
        3⤵
        • Adds Run entry to start application
        PID:1068
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\window.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\window.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      • Loads dropped DLL
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      PID:1836
      • C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
        "C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
        3⤵
        • Executes dropped EXE
        PID:2004

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
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  • C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
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  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\window.exe
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  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\window.exe
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  • \Users\Admin\AppData\Local\Temp\InstallUtil.exe
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  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\window.exe
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  • memory/368-3-0x0000000000000000-mapping.dmp
    Download
  • memory/1068-4-0x0000000000000000-mapping.dmp
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  • memory/1312-1-0x0000000000000000-0x0000000000000000-disk.dmp
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  • memory/1836-6-0x0000000000000000-mapping.dmp
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  • memory/2004-18-0x000000000040104C-mapping.dmp
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