Overview

overview

10

Static

static

3

481df2d1bb...9N.exe

windows7-x64

10

481df2d1bb...9N.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    117s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2025, 12:10

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General

  • Target

    481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe

  • Size

    56KB

  • MD5

    4b6b9b9078efdea1d767e1bb8076e570

  • SHA1

    2cefdc00441bab34f9026172fc4d19c15059b5c5

  • SHA256

    481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469

  • SHA512

    a38c4d9576e6f15341900a1e75057c0e0cc078ee3b3a8ce529a158d494c3a8067f79ba90f85d8a8d591c497a96130a451395efbafd087fc347e29fbd9b57188d

  • SSDEEP

    1536:XvvqylRHMH/Jtakr8KCxEhDYcEb08+D9V2vPscW:fvVa+krSxuDIvi9+Psb

Score
10/10
njratevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Njrat family
    njrat
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

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

    execution
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

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

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

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe
    "C:\Users\Admin\AppData\Local\Temp\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1564
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2512
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1364
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /rl highest /tn "481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N" /tr "C:\ProgramData\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:1036
    • C:\Windows\SYSTEM32\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe" "481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      PID:3876
  • C:\ProgramData\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe
    C:\ProgramData\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1876
  • C:\ProgramData\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe
    C:\ProgramData\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\ProgramData\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe
    Filesize

    56KB

    MD5

    4b6b9b9078efdea1d767e1bb8076e570

    SHA1

    2cefdc00441bab34f9026172fc4d19c15059b5c5

    SHA256

    481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469

    SHA512

    a38c4d9576e6f15341900a1e75057c0e0cc078ee3b3a8ce529a158d494c3a8067f79ba90f85d8a8d591c497a96130a451395efbafd087fc347e29fbd9b57188d

    Download Submit

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0\UsageLogs\481df2d1bb42c75a91ad8a3fe9d1851ba3d05080d3d901101cc994f3040b6469N.exe.log
    Filesize

    319B

    MD5

    f4b756bc2cc08e28919df820510260f0

    SHA1

    af0d72a21bd1742c3d1655f14d6f252394cd0529

    SHA256

    82aa716263ef4ab42b00aaf901ed99c023b6c4cfa887780a184da084bbb45799

    SHA512

    25190a01660e68070b08eee4f6179f69622e527dad4ede3c4a9a86b7afe513765e58ea4d0326a4e99ca3cd5069acfda3e75ad2e303c9c30b439295344663e523

    Download Submit

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

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

    Download Submit

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

    944B

    MD5

    6d42b6da621e8df5674e26b799c8e2aa

    SHA1

    ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

    SHA256

    5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

    SHA512

    53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

    Download Submit

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

    944B

    MD5

    a2c8179aaa149c0b9791b73ce44c04d1

    SHA1

    703361b0d43ec7f669304e7c0ffbbfdeb1e484ff

    SHA256

    c1d30342a40a2b6e7553da30ceb85754d33820f6fbb3bbbed1ceb30d6390de4a

    SHA512

    2e201dd457d055baad86f68c15bcc7beb48d6dc2ffc10db7f304eb93f697e7b45991cbde857d25da2c9c60c23f3e13df8b5ed5809c1753737a23096e296cc9e3

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wcbzd3ze.iza.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • memory/1564-19-0x00007FFF6DA20000-0x00007FFF6E4E1000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1564-24-0x00007FFF6DA20000-0x00007FFF6E4E1000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1564-7-0x00007FFF6DA23000-0x00007FFF6DA25000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1564-8-0x000001A936660000-0x000001A936682000-memory.dmp

    Filesize

    136KB

    Download

  • memory/1564-18-0x00007FFF6DA20000-0x00007FFF6E4E1000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/2548-20-0x00007FFF707A5000-0x00007FFF707A6000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2548-49-0x00000000216B0000-0x000000002174C000-memory.dmp

    Filesize

    624KB

    Download

  • memory/2548-21-0x00007FFF704F0000-0x00007FFF70E91000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2548-6-0x00007FFF704F0000-0x00007FFF70E91000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2548-4-0x000000001D520000-0x000000001D582000-memory.dmp

    Filesize

    392KB

    Download

  • memory/2548-5-0x00007FFF704F0000-0x00007FFF70E91000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2548-3-0x000000001CFC0000-0x000000001D48E000-memory.dmp

    Filesize

    4.8MB

    Download

  • memory/2548-0-0x00007FFF707A5000-0x00007FFF707A6000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2548-50-0x000000001EC30000-0x000000001EC3E000-memory.dmp

    Filesize

    56KB

    Download

  • memory/2548-51-0x000000001D4A0000-0x000000001D4A8000-memory.dmp

    Filesize

    32KB

    Download

  • memory/2548-52-0x00007FFF704F0000-0x00007FFF70E91000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2548-53-0x00007FFF704F0000-0x00007FFF70E91000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2548-2-0x00007FFF704F0000-0x00007FFF70E91000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2548-1-0x000000001C9F0000-0x000000001CA96000-memory.dmp

    Filesize

    664KB

    Download