Analysis

  • max time kernel
    150s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 23:02

General

  • Target

    d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d.exe

  • Size

    120KB

  • MD5

    2784566458b53d0541e566ec4a87cf15

  • SHA1

    5b5c958442ec21134b6d812ebc4a23e12593148a

  • SHA256

    d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d

  • SHA512

    a24d6b7c3313ccd26f37c82e1408707534308096ae214ac3e996a7fc08867dbeb900220834a0c3a23020437c7a856448162fe36f90771dba62ff5b7d0533c258

  • SSDEEP

    3072:NXr4D0ly84H/ua83JE3SndfNGPeoWHsUA698TENIDz:NXQH/uf3+CWm/sP69iEeD

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

ABo sHaRef

C2

ahmadps1.no-ip.biz:1177

Mutex

03fedc96767daacbbd68dedb83cfdfae

Attributes
  • reg_key

    03fedc96767daacbbd68dedb83cfdfae

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Executes dropped EXE 2 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d.exe
    "C:\Users\Admin\AppData\Local\Temp\d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Users\Admin\AppData\Local\Temp\d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d.exe
      C:\Users\Admin\AppData\Local\Temp\d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Users\Admin\AppData\Local\Temp\Google chrome.exe
        "C:\Users\Admin\AppData\Local\Temp\Google chrome.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1044
        • C:\Users\Admin\AppData\Local\Temp\Google chrome.exe
          "C:\Users\Admin\AppData\Local\Temp\Google chrome.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:624
          • C:\Windows\SysWOW64\netsh.exe
            netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Google chrome.exe" "Google chrome.exe" ENABLE
            5⤵
            • Modifies Windows Firewall
            PID:1004

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Google chrome.exe

    Filesize

    120KB

    MD5

    2784566458b53d0541e566ec4a87cf15

    SHA1

    5b5c958442ec21134b6d812ebc4a23e12593148a

    SHA256

    d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d

    SHA512

    a24d6b7c3313ccd26f37c82e1408707534308096ae214ac3e996a7fc08867dbeb900220834a0c3a23020437c7a856448162fe36f90771dba62ff5b7d0533c258

  • C:\Users\Admin\AppData\Local\Temp\Google chrome.exe

    Filesize

    120KB

    MD5

    2784566458b53d0541e566ec4a87cf15

    SHA1

    5b5c958442ec21134b6d812ebc4a23e12593148a

    SHA256

    d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d

    SHA512

    a24d6b7c3313ccd26f37c82e1408707534308096ae214ac3e996a7fc08867dbeb900220834a0c3a23020437c7a856448162fe36f90771dba62ff5b7d0533c258

  • C:\Users\Admin\AppData\Local\Temp\Google chrome.exe

    Filesize

    120KB

    MD5

    2784566458b53d0541e566ec4a87cf15

    SHA1

    5b5c958442ec21134b6d812ebc4a23e12593148a

    SHA256

    d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d

    SHA512

    a24d6b7c3313ccd26f37c82e1408707534308096ae214ac3e996a7fc08867dbeb900220834a0c3a23020437c7a856448162fe36f90771dba62ff5b7d0533c258

  • \Users\Admin\AppData\Local\Temp\Google chrome.exe

    Filesize

    120KB

    MD5

    2784566458b53d0541e566ec4a87cf15

    SHA1

    5b5c958442ec21134b6d812ebc4a23e12593148a

    SHA256

    d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d

    SHA512

    a24d6b7c3313ccd26f37c82e1408707534308096ae214ac3e996a7fc08867dbeb900220834a0c3a23020437c7a856448162fe36f90771dba62ff5b7d0533c258

  • \Users\Admin\AppData\Local\Temp\Google chrome.exe

    Filesize

    120KB

    MD5

    2784566458b53d0541e566ec4a87cf15

    SHA1

    5b5c958442ec21134b6d812ebc4a23e12593148a

    SHA256

    d80eba906f804ccde59353ff206e75a29f8ed135060762007e28d502ed2e338d

    SHA512

    a24d6b7c3313ccd26f37c82e1408707534308096ae214ac3e996a7fc08867dbeb900220834a0c3a23020437c7a856448162fe36f90771dba62ff5b7d0533c258

  • memory/624-87-0x0000000004DD5000-0x0000000004DE6000-memory.dmp

    Filesize

    68KB

  • memory/624-86-0x0000000004DD5000-0x0000000004DE6000-memory.dmp

    Filesize

    68KB

  • memory/624-74-0x0000000000408B1E-mapping.dmp

  • memory/1004-80-0x0000000000000000-mapping.dmp

  • memory/1044-67-0x0000000000000000-mapping.dmp

  • memory/1044-83-0x0000000000430000-0x0000000000470000-memory.dmp

    Filesize

    256KB

  • memory/1044-70-0x0000000001360000-0x0000000001384000-memory.dmp

    Filesize

    144KB

  • memory/1720-58-0x0000000000920000-0x000000000092A000-memory.dmp

    Filesize

    40KB

  • memory/1720-57-0x0000000000560000-0x00000000005AE000-memory.dmp

    Filesize

    312KB

  • memory/1720-82-0x0000000000FB5000-0x0000000000FC6000-memory.dmp

    Filesize

    68KB

  • memory/1720-54-0x00000000012D0000-0x00000000012F4000-memory.dmp

    Filesize

    144KB

  • memory/1720-84-0x0000000000FB5000-0x0000000000FC6000-memory.dmp

    Filesize

    68KB

  • memory/1720-56-0x00000000765B1000-0x00000000765B3000-memory.dmp

    Filesize

    8KB

  • memory/1720-55-0x0000000000470000-0x000000000047E000-memory.dmp

    Filesize

    56KB

  • memory/1744-62-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1744-64-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1744-60-0x0000000000408B1E-mapping.dmp

  • memory/1744-59-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB