Analysis

  • max time kernel
    115s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2024 05:08

General

  • Target

    63ea07828dc4a630118822a995ba76bc25e66539fbe897c3b12a53df8c74b590.exe

  • Size

    749KB

  • MD5

    764342f536b37eb0afd7deb9ecd2ae75

  • SHA1

    f0e4687a52f433ee41344017eb97cea58ba54e53

  • SHA256

    63ea07828dc4a630118822a995ba76bc25e66539fbe897c3b12a53df8c74b590

  • SHA512

    97e541f8de4bf7434c6fef0addee2526bea24e2c9f43494115e55b01a7805f42ef76a471ef7458f5a851441c519afc678971dbf1b6f4ad7cf26796890fbde288

  • SSDEEP

    12288:bcsCELA+12Hd5lpvS36pDfi/xN3xb2GzmtVzxWWx0GKl/yCQwEyC+oHRf4kzGhkh:5zmrzxWjGKl/WhOoxw0

Malware Config

Extracted

Family

njrat

Version

v4.0

Botnet

HacKed

C2

103.186.117.182:7788

Mutex

Windows

Attributes
  • reg_key

    Windows

  • splitter

    |-F-|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63ea07828dc4a630118822a995ba76bc25e66539fbe897c3b12a53df8c74b590.exe
    "C:\Users\Admin\AppData\Local\Temp\63ea07828dc4a630118822a995ba76bc25e66539fbe897c3b12a53df8c74b590.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4156
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\63ea07828dc4a630118822a995ba76bc25e66539fbe897c3b12a53df8c74b590.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5036
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ftKGjgysboAao.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3276
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ftKGjgysboAao" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDA52.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3984
    • C:\Users\Admin\AppData\Local\Temp\63ea07828dc4a630118822a995ba76bc25e66539fbe897c3b12a53df8c74b590.exe
      "C:\Users\Admin\AppData\Local\Temp\63ea07828dc4a630118822a995ba76bc25e66539fbe897c3b12a53df8c74b590.exe"
      2⤵
      • Drops startup file
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    99483e17404ba27adef01f34c9903fda

    SHA1

    a8892d79d7e84c16dc0051f872d9ee3d9025daf0

    SHA256

    de500de8128e339f7ea794767cde60566962326dcc205c222dfb39637f619238

    SHA512

    5f6a9703a950dc7623f200e0de1e6682c56d67948c9a1c5c76f9e500803618337de3af345a2b6eea2462a170847e9be09ec1a601cc42d5d4d73dc49177531899

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2cyiapsp.hye.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpDA52.tmp

    Filesize

    1KB

    MD5

    06a2dcba89ba8f4891a3fa7586fd6e3c

    SHA1

    287a46894926a4955a9504993bb273634de854a0

    SHA256

    741c6d0ed17d57f8b0d1b89ed2aab392f3b54b275542be62baa37b11898ad300

    SHA512

    10e9241006677190aea2d523237190f608ea93eacdbb2b2cb75da9e35dcc4bb998514f1b5ddad95794706dfe918a5c5db040e63ad564e25cea7db298880440c4

  • memory/3024-46-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/3276-78-0x0000000007060000-0x000000000706A000-memory.dmp

    Filesize

    40KB

  • memory/3276-30-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/3276-54-0x00000000754E0000-0x000000007552C000-memory.dmp

    Filesize

    304KB

  • memory/3276-64-0x0000000006C20000-0x0000000006C3E000-memory.dmp

    Filesize

    120KB

  • memory/3276-75-0x0000000006EA0000-0x0000000006F43000-memory.dmp

    Filesize

    652KB

  • memory/3276-45-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/3276-76-0x0000000007630000-0x0000000007CAA000-memory.dmp

    Filesize

    6.5MB

  • memory/3276-90-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/3276-77-0x0000000006FF0000-0x000000000700A000-memory.dmp

    Filesize

    104KB

  • memory/3276-53-0x0000000006C60000-0x0000000006C92000-memory.dmp

    Filesize

    200KB

  • memory/3276-20-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/3276-80-0x00000000071F0000-0x0000000007201000-memory.dmp

    Filesize

    68KB

  • memory/3276-84-0x0000000007310000-0x0000000007318000-memory.dmp

    Filesize

    32KB

  • memory/4156-6-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/4156-2-0x00000000054E0000-0x0000000005A84000-memory.dmp

    Filesize

    5.6MB

  • memory/4156-3-0x0000000004E00000-0x0000000004E92000-memory.dmp

    Filesize

    584KB

  • memory/4156-4-0x0000000004DC0000-0x0000000004DCA000-memory.dmp

    Filesize

    40KB

  • memory/4156-5-0x00000000050F0000-0x000000000518C000-memory.dmp

    Filesize

    624KB

  • memory/4156-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

    Filesize

    4KB

  • memory/4156-10-0x0000000005440000-0x0000000005492000-memory.dmp

    Filesize

    328KB

  • memory/4156-1-0x0000000000300000-0x00000000003BE000-memory.dmp

    Filesize

    760KB

  • memory/4156-48-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/4156-9-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/4156-8-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

    Filesize

    4KB

  • memory/4156-7-0x0000000004DF0000-0x0000000004E02000-memory.dmp

    Filesize

    72KB

  • memory/5036-15-0x0000000002D20000-0x0000000002D56000-memory.dmp

    Filesize

    216KB

  • memory/5036-65-0x00000000754E0000-0x000000007552C000-memory.dmp

    Filesize

    304KB

  • memory/5036-52-0x0000000006BE0000-0x0000000006C2C000-memory.dmp

    Filesize

    304KB

  • memory/5036-51-0x00000000053B0000-0x00000000053CE000-memory.dmp

    Filesize

    120KB

  • memory/5036-34-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/5036-35-0x0000000006170000-0x00000000064C4000-memory.dmp

    Filesize

    3.3MB

  • memory/5036-21-0x0000000005870000-0x0000000005892000-memory.dmp

    Filesize

    136KB

  • memory/5036-79-0x0000000007BE0000-0x0000000007C76000-memory.dmp

    Filesize

    600KB

  • memory/5036-22-0x0000000005F90000-0x0000000005FF6000-memory.dmp

    Filesize

    408KB

  • memory/5036-81-0x0000000007B90000-0x0000000007B9E000-memory.dmp

    Filesize

    56KB

  • memory/5036-82-0x0000000007BA0000-0x0000000007BB4000-memory.dmp

    Filesize

    80KB

  • memory/5036-83-0x0000000007CA0000-0x0000000007CBA000-memory.dmp

    Filesize

    104KB

  • memory/5036-28-0x0000000006000000-0x0000000006066000-memory.dmp

    Filesize

    408KB

  • memory/5036-18-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/5036-16-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/5036-17-0x0000000005960000-0x0000000005F88000-memory.dmp

    Filesize

    6.2MB

  • memory/5036-91-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB