Overview

overview

7

Static

static

https://www.mediafir...

windows10_x64

7

Resubmissions

29-05-2020 15:10

200529-b62bcvvwsx 7

29-05-2020 15:05

200529-vq3fpw59qx 1

Analysis

  • max time kernel
    149s
  • max time network
    129s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    29-05-2020 15:10

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General

  • Target

    https://www.mediafire.com/file/xblgfhldh3213eg/Einzahlungsschein.7z/file

  • Sample

    200529-b62bcvvwsx

Score
7/10
evasiontrojanspyware

Malware Config

Signatures

  • Suspicious use of SetWindowsHookEx 38 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 5 IoCs
    evasiontrojan
  • Modifies Internet Explorer settings 1 TTPs 42 IoCs
    adwarespyware
  • Modifies registry class 67 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of WriteProcessMemory 19 IoCs
  • Modifies system certificate store 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" https://www.mediafire.com/file/xblgfhldh3213eg/Einzahlungsschein.7z/file
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of FindShellTrayWindow
    • Checks whether UAC is enabled
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2404 CREDAT:82945 /prefetch:2
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Modifies system certificate store
      PID:976
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: GetForegroundWindowSpam
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:60
    • C:\Program Files\7-Zip\7zG.exe
      "C:\Program Files\7-Zip\7zG.exe" "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4FFTI156\Einzahlungsschein.7z"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1636
  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3300
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Checks whether UAC is enabled
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:2996
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2996.0.584774987\1318639194" -parentBuildID 20200403170909 -prefsHandle 1520 -prefMapHandle 1464 -prefsLen 1 -prefMapSize 219631 -appdir "C:\Program Files\Mozilla Firefox\browser" - 2996 "\\.\pipe\gecko-crash-server-pipe.2996" 1600 gpu
        3⤵
          PID:500
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      1⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:3612
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3612 CREDAT:82945 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:2372

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    System Information Discovery

    2
    T1082

    Query Registry

    1
    T1012

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_D9817BD5013875AD517DA73475345203
      Download Submit
    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_D9817BD5013875AD517DA73475345203
      Download Submit
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4FFTI156\Einzahlungsschein.7z.aupcslp.partial
      Download Submit