Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    26-07-2024 15:05

General

  • Target

    MalwareBazaar.exe

  • Size

    483KB

  • MD5

    2b985c758a227407855e1d8e14f8863d

  • SHA1

    993301bbe17c097debb66c6dec278d4f74063b41

  • SHA256

    1b7645def29702c924a9cff0a5234b8a697f6d89be75593a725cf8f7da8c7288

  • SHA512

    258627a5105f0d03f2cdf3f3980adc64f740fa0557a2e46e216e45ed8bf51424008aa2945795b8f215ae7ce8c83ff253ac0ef3a8b104c4a3beabc5c052eae0d9

  • SSDEEP

    6144:QXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZoAX0cNz5Gv:QX7tPMK8ctGe4Dzl4h2QnuPs/ZoGcv

Malware Config

Signatures

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Detected Nirsoft tools 8 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 3 IoCs

    Password recovery tool for various web browsers

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
    "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
      C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe /stext "C:\Users\Admin\AppData\Local\Temp\rqorubmecnirwbkpaylnx"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2868
    • C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
      C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe /stext "C:\Users\Admin\AppData\Local\Temp\ckbbvtwgqvaehhytriggidrql"
      2⤵
      • Accesses Microsoft Outlook accounts
      • System Location Discovery: System Language Discovery
      PID:2896
    • C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
      C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe /stext "C:\Users\Admin\AppData\Local\Temp\emguvlhamdsjjnuxatsililhlwxs"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Notepo\logs.dat

    Filesize

    144B

    MD5

    98827b2d02d68df1c8a06b49e5d0016c

    SHA1

    4bd8c4eec3a81c99c7390fb1436e9646c4cdaffa

    SHA256

    5dcc657bdf4a4fb47bde85a26238c38b57cc2b0f536f48c5b5f246d5d1217a07

    SHA512

    9c9d8c8e77c53216c9a930499504c1cd5887c036af3d3b5ce09d4cffad3cf2dab6f1923b9fe024ab89ae81ec6451475fa4364f7fc28f0453385c8adaff7a7d2a

  • C:\Users\Admin\AppData\Local\Temp\rqorubmecnirwbkpaylnx

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • memory/2792-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2792-17-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2792-12-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2792-20-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2792-18-0x0000000000430000-0x0000000000497000-memory.dmp

    Filesize

    412KB

  • memory/2792-16-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2868-6-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2868-1-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2868-25-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2868-10-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2868-8-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2896-9-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2896-13-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2896-11-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2896-34-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2896-4-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2960-29-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2960-33-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2960-32-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB