Analysis

  • max time kernel
    16s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2024 09:07

General

  • Target

    d686eea6799ac67ee8cea974dbd4e905e45ae26c99b26ad5dd9cd7edfffd8853.exe

  • Size

    111KB

  • MD5

    a20ba3c8836501dd15c9d97e2ef5da7e

  • SHA1

    5274efafdbd4eb7cc83f07f91121300dd8efb376

  • SHA256

    d686eea6799ac67ee8cea974dbd4e905e45ae26c99b26ad5dd9cd7edfffd8853

  • SHA512

    4646b9eaed101fcb04e8f15f6b776244c2eb0f093de933ce286b24d3a5face49be718356119badeb868045212654c8c5f0b13a377ab2006eb7954a00c5b6e565

  • SSDEEP

    1536:C8OCPjUq4QRwDBWtTcnNzmWb3Aq3Gh5nRdWKA3oM6y:C8yq4gwDBWtTcBrbLGmKAYM6y

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

192.168.11.141:5552

Mutex

78aba1c78ff26f1db3f972471aed1aa2

Attributes
  • reg_key

    78aba1c78ff26f1db3f972471aed1aa2

  • splitter

    |'|'|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d686eea6799ac67ee8cea974dbd4e905e45ae26c99b26ad5dd9cd7edfffd8853.exe
    "C:\Users\Admin\AppData\Local\Temp\d686eea6799ac67ee8cea974dbd4e905e45ae26c99b26ad5dd9cd7edfffd8853.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2304
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3056
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 408
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2332

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2304-14-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2304-1-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2304-2-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2304-0-0x0000000074C01000-0x0000000074C02000-memory.dmp

    Filesize

    4KB

  • memory/2332-16-0x0000000001C30000-0x0000000001C31000-memory.dmp

    Filesize

    4KB

  • memory/3056-9-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3056-15-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB

  • memory/3056-11-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3056-13-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3056-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3056-6-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3056-3-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3056-4-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3056-5-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3056-17-0x0000000000410000-0x0000000000477000-memory.dmp

    Filesize

    412KB

  • memory/3056-18-0x0000000074C00000-0x00000000751AB000-memory.dmp

    Filesize

    5.7MB