Overview

overview

10

Static

static

10

c01241da9a...c2.exe

windows7_x64

10

c01241da9a...c2.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    07-01-2022 23:41

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General

  • Target

    c01241da9a4a4df62da605fa0a43f6c2.exe

  • Size

    37KB

  • MD5

    c01241da9a4a4df62da605fa0a43f6c2

  • SHA1

    81db6c7ef0820e926b8c7f336e27f8ae3129995d

  • SHA256

    4508d96492ef503a79ad969ea885b9b3574158e64fc3d13a41e7ebef007286ed

  • SHA512

    b201b63fad95726ab14172784e3382ad7aee4ff70982845d8638cf3627f14491d83c21d99775433cdab120da24dc8306d70c19f966f5e16dbc7dbe11f9611a10

Score
10/10
njrathackedevasionpersistencesuricatatrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

6.tcp.ngrok.io:11947

Mutex

d4a936dfd494d5f7b5e01de781d9fe51

Attributes
  • reg_key

    d4a936dfd494d5f7b5e01de781d9fe51

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

    suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

    suricata
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c01241da9a4a4df62da605fa0a43f6c2.exe
    "C:\Users\Admin\AppData\Local\Temp\c01241da9a4a4df62da605fa0a43f6c2.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2544
    • C:\Windows\ApplicationFrameHost.exe
      "C:\Windows\ApplicationFrameHost.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3612
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Windows\ApplicationFrameHost.exe" "ApplicationFrameHost.exe" ENABLE
        3⤵
          PID:2792

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Windows\ApplicationFrameHost.exe
      MD5

      c01241da9a4a4df62da605fa0a43f6c2

      SHA1

      81db6c7ef0820e926b8c7f336e27f8ae3129995d

      SHA256

      4508d96492ef503a79ad969ea885b9b3574158e64fc3d13a41e7ebef007286ed

      SHA512

      b201b63fad95726ab14172784e3382ad7aee4ff70982845d8638cf3627f14491d83c21d99775433cdab120da24dc8306d70c19f966f5e16dbc7dbe11f9611a10

      Download Submit
    • C:\Windows\ApplicationFrameHost.exe
      MD5

      c01241da9a4a4df62da605fa0a43f6c2

      SHA1

      81db6c7ef0820e926b8c7f336e27f8ae3129995d

      SHA256

      4508d96492ef503a79ad969ea885b9b3574158e64fc3d13a41e7ebef007286ed

      SHA512

      b201b63fad95726ab14172784e3382ad7aee4ff70982845d8638cf3627f14491d83c21d99775433cdab120da24dc8306d70c19f966f5e16dbc7dbe11f9611a10

      Download Submit
    • memory/2544-115-0x0000000002340000-0x0000000002341000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2792-120-0x0000000000000000-mapping.dmp
      Download
    • memory/3612-116-0x0000000000000000-mapping.dmp
      Download
    • memory/3612-119-0x00000000024B0000-0x00000000024B1000-memory.dmp
      Filesize

      4KB

      Download