Analysis

  • max time kernel
    143s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27-09-2022 09:44

General

  • Target

    tmpg7ppnopp.exe

  • Size

    3.2MB

  • MD5

    6a04f501aeefa67f49287873ca57ca84

  • SHA1

    213c407002adbf92d2a62a15c4d28b51f62e3e64

  • SHA256

    9eee24de7c7be7ede485a66d1e21cfcd17abcd05a3b33b34892b58bb2298f4a9

  • SHA512

    981ad9a3e270b10d39d6189cf4c20437ffd5994cec6437dfb035f88091b872abc644f7ecd01abe6a31ef1cd1aad88161e35ecd5ac15fbf8321e2f6acff6a43b8

  • SSDEEP

    49152:moBa6TTJk3Uj2F8HXhnFvt4FF9j09MEE2AxRvZrNbptkorPVTNP3s/iuReN:Ro6vJvSurvSvYTAxZZHjsiu8N

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

pedroleonta822.con-ip.com:5020

Attributes
  • communication_password

    202cb962ac59075b964b07152d234b70

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmpg7ppnopp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmpg7ppnopp.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1880
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:516
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1712

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/516-58-0x0000000000000000-mapping.dmp

  • memory/516-61-0x000000006F8D0000-0x000000006FE7B000-memory.dmp

    Filesize

    5.7MB

  • memory/516-60-0x000000006F8D0000-0x000000006FE7B000-memory.dmp

    Filesize

    5.7MB

  • memory/1712-63-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/1712-66-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/1712-73-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/1712-71-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/1712-62-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/1712-70-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/1712-65-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/1712-68-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/1712-67-0x00000000007E2730-mapping.dmp

  • memory/1712-69-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/1880-57-0x0000000004520000-0x00000000045B2000-memory.dmp

    Filesize

    584KB

  • memory/1880-54-0x0000000000C10000-0x0000000000F4A000-memory.dmp

    Filesize

    3.2MB

  • memory/1880-55-0x000000000B320000-0x000000000B532000-memory.dmp

    Filesize

    2.1MB

  • memory/1880-56-0x0000000075D71000-0x0000000075D73000-memory.dmp

    Filesize

    8KB