Overview

overview

10

Static

static

10

ba36c9b8fe...eb.exe

windows7-x64

10

ba36c9b8fe...eb.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    01-07-2023 07:44

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General

  • Target

    ba36c9b8fec0735647e7984eb.exe

  • Size

    106KB

  • MD5

    ba36c9b8fec0735647e7984eb772aab3

  • SHA1

    91a2d15a954439e122daa782078e1e6c573de2a3

  • SHA256

    035c9d1fee3d2358a7fac27279dffdda55d3508e1503d91cb2fb4babf5319d12

  • SHA512

    a8779f8d586e752466e7311c2988bdb44fda6df520d77d1c6f90004de27890ea06f60a185a326ccd41afa9c14361bc7d8d4dab05578f922815866f017136c7fe

  • SSDEEP

    1536:e1+4dMS6ZueRX9mHUxOM1GeYjP1aed/y4Y3Gv:e10S6ZmUcvbjAed/nu

Score
10/10
njratinfectedevasiontrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Infected

C2

hakim32.ddns.net:2000

2.tcp.eu.ngrok.io:16032
Mutex

f0c8ea6d55ad279af54a02e293c5fcbd

Attributes
  • reg_key

    f0c8ea6d55ad279af54a02e293c5fcbd

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Drops startup file 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba36c9b8fec0735647e7984eb.exe
    "C:\Users\Admin\AppData\Local\Temp\ba36c9b8fec0735647e7984eb.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      "C:\Users\Admin\AppData\Local\Temp\server.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:672
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1736

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\server.exe
    Filesize

    106KB

    MD5

    ba36c9b8fec0735647e7984eb772aab3

    SHA1

    91a2d15a954439e122daa782078e1e6c573de2a3

    SHA256

    035c9d1fee3d2358a7fac27279dffdda55d3508e1503d91cb2fb4babf5319d12

    SHA512

    a8779f8d586e752466e7311c2988bdb44fda6df520d77d1c6f90004de27890ea06f60a185a326ccd41afa9c14361bc7d8d4dab05578f922815866f017136c7fe

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\server.exe
    Filesize

    106KB

    MD5

    ba36c9b8fec0735647e7984eb772aab3

    SHA1

    91a2d15a954439e122daa782078e1e6c573de2a3

    SHA256

    035c9d1fee3d2358a7fac27279dffdda55d3508e1503d91cb2fb4babf5319d12

    SHA512

    a8779f8d586e752466e7311c2988bdb44fda6df520d77d1c6f90004de27890ea06f60a185a326ccd41afa9c14361bc7d8d4dab05578f922815866f017136c7fe

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\server.exe
    Filesize

    106KB

    MD5

    ba36c9b8fec0735647e7984eb772aab3

    SHA1

    91a2d15a954439e122daa782078e1e6c573de2a3

    SHA256

    035c9d1fee3d2358a7fac27279dffdda55d3508e1503d91cb2fb4babf5319d12

    SHA512

    a8779f8d586e752466e7311c2988bdb44fda6df520d77d1c6f90004de27890ea06f60a185a326ccd41afa9c14361bc7d8d4dab05578f922815866f017136c7fe

    Download Submit
  • C:\Users\Admin\AppData\Roaming\app
    Filesize

    4B

    MD5

    4d853d9c7197ee7fa81c6535b1f7d655

    SHA1

    eac3d866e991967b385f3dd22da25e410d8f7f49

    SHA256

    5abdb6175f820f0ac3d8647fbb1f7a0bcc91757a782a8a145570944ca6a00c96

    SHA512

    dc5a09d8586eb9f591f6e00187817c19f693e9328a1b2e5838c61c0b234e9608eecc45bbf7f4a90912e9a456d0ab469ed2503bafb4988b276cec8d5f0b18fda7

    Download Submit
  • \Users\Admin\AppData\Local\Temp\server.exe
    Filesize

    106KB

    MD5

    ba36c9b8fec0735647e7984eb772aab3

    SHA1

    91a2d15a954439e122daa782078e1e6c573de2a3

    SHA256

    035c9d1fee3d2358a7fac27279dffdda55d3508e1503d91cb2fb4babf5319d12

    SHA512

    a8779f8d586e752466e7311c2988bdb44fda6df520d77d1c6f90004de27890ea06f60a185a326ccd41afa9c14361bc7d8d4dab05578f922815866f017136c7fe

    Download Submit
  • \Users\Admin\AppData\Local\Temp\server.exe
    Filesize

    106KB

    MD5

    ba36c9b8fec0735647e7984eb772aab3

    SHA1

    91a2d15a954439e122daa782078e1e6c573de2a3

    SHA256

    035c9d1fee3d2358a7fac27279dffdda55d3508e1503d91cb2fb4babf5319d12

    SHA512

    a8779f8d586e752466e7311c2988bdb44fda6df520d77d1c6f90004de27890ea06f60a185a326ccd41afa9c14361bc7d8d4dab05578f922815866f017136c7fe

    Download Submit
  • memory/2028-55-0x0000000000270000-0x00000000002B0000-memory.dmp
    Filesize

    256KB

    Download