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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 03:12

General

  • Target

    notavape.exe

  • Size

    43KB

  • MD5

    5b1db6df4c09fe3922d1b94abbbfa111

  • SHA1

    5fe5932a084e787f610d2174a170fc9e39a45076

  • SHA256

    96fd6b69b8b737d541f0de01124ada1ae2c2c07504a7c75749927108ccef553d

  • SHA512

    52d640083367ba3435a92761fcf3a566ad5089bf824d20e65c76f08046625194a412f2ecbde9b52efd2d66e2fa8513bb6b057c16904d82c532e1f46135bca196

  • SSDEEP

    384:3vZySBHIe1z1yzMDyjdDIM5NveqEGmS2DkzZqIij+ZsNO3PlpJKkkjh/TzF7pWnj:3RVVIe1zE4+hEM5NG8mSJuXQ/o43+L

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

138.197.139.130:5552

Mutex

Windows Update

Attributes
  • reg_key

    Windows Update

  • splitter

    |Hassan|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 2 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: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\notavape.exe
    "C:\Users\Admin\AppData\Local\Temp\notavape.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\AppData\Roaming\NotAVapeLMAO.exe
      "C:\Users\Admin\AppData\Roaming\NotAVapeLMAO.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2540
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1836
  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    C:\Users\Admin\AppData\Local\Temp/Server.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4592
  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    C:\Users\Admin\AppData\Local\Temp/Server.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    507B

    MD5

    25d1b50e7c0d451f3d850eb54d27ca05

    SHA1

    a238807715c70a335f54e80d4855644b21a9e870

    SHA256

    650faa13e983c9046c9030f63a5fa1c33900432ec7cb3762e015da2e7c5b34a5

    SHA512

    4223a26b2fabefdf1c01443ccc7bd887464d27f02694379895a040c66db472d541218d501f1c01e1bd31012d079a31baf24e20882c32cf652a09a74e3bf385f5

  • C:\Users\Admin\AppData\Roaming\NotAVapeLMAO.exe

    Filesize

    43KB

    MD5

    5b1db6df4c09fe3922d1b94abbbfa111

    SHA1

    5fe5932a084e787f610d2174a170fc9e39a45076

    SHA256

    96fd6b69b8b737d541f0de01124ada1ae2c2c07504a7c75749927108ccef553d

    SHA512

    52d640083367ba3435a92761fcf3a566ad5089bf824d20e65c76f08046625194a412f2ecbde9b52efd2d66e2fa8513bb6b057c16904d82c532e1f46135bca196

  • memory/1780-1-0x0000000000650000-0x0000000000662000-memory.dmp

    Filesize

    72KB

  • memory/1780-2-0x0000000005040000-0x00000000050DC000-memory.dmp

    Filesize

    624KB

  • memory/1780-3-0x00000000058D0000-0x0000000005E74000-memory.dmp

    Filesize

    5.6MB

  • memory/1780-5-0x0000000005430000-0x00000000054C2000-memory.dmp

    Filesize

    584KB

  • memory/1780-4-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/1780-15-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/1780-0-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

    Filesize

    4KB

  • memory/2540-16-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2540-20-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2540-21-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2540-22-0x00000000050F0000-0x00000000050FA000-memory.dmp

    Filesize

    40KB

  • memory/2540-17-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/4592-25-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/4592-26-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/4592-28-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB