Overview

overview

10

Static

static

10

cebac35d90...98.exe

windows7_x64

10

cebac35d90...98.exe

windows10_x64

10

Analysis

  • max time kernel
    153s
  • max time network
    155s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    13-12-2021 16:48

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General

  • Target

    cebac35d906c33acfc7cdc600947a698.exe

  • Size

    37KB

  • MD5

    cebac35d906c33acfc7cdc600947a698

  • SHA1

    4ce8583cdc3dbbd77f6a9b5d9b97e06ca924e0aa

  • SHA256

    d8b1f0b39fd78111c2ed94874f825c9d7bac3f9030ba7e32785a2d850675711b

  • SHA512

    0a15ff5f66fd6166a282a9e9955ddcd4a61e9973651d191f2c33324af47de0dc60f87b9ec01d6586a81c06e9d427ee243e26fa43c05b0fc27af1b66fcc693a49

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

37.1.222.208:5654

Mutex

b81bff9c53a9dd51dda35cedf504c018

Attributes
  • reg_key

    b81bff9c53a9dd51dda35cedf504c018

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • 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
  • 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\cebac35d906c33acfc7cdc600947a698.exe
    "C:\Users\Admin\AppData\Local\Temp\cebac35d906c33acfc7cdc600947a698.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3420
    • C:\Users\Admin\svhost.exe
      "C:\Users\Admin\svhost.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2020
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\svhost.exe" "svhost.exe" ENABLE
        3⤵
          PID:4188

    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:\Users\Admin\svhost.exe
      MD5

      cebac35d906c33acfc7cdc600947a698

      SHA1

      4ce8583cdc3dbbd77f6a9b5d9b97e06ca924e0aa

      SHA256

      d8b1f0b39fd78111c2ed94874f825c9d7bac3f9030ba7e32785a2d850675711b

      SHA512

      0a15ff5f66fd6166a282a9e9955ddcd4a61e9973651d191f2c33324af47de0dc60f87b9ec01d6586a81c06e9d427ee243e26fa43c05b0fc27af1b66fcc693a49

      Download Submit
    • C:\Users\Admin\svhost.exe
      MD5

      cebac35d906c33acfc7cdc600947a698

      SHA1

      4ce8583cdc3dbbd77f6a9b5d9b97e06ca924e0aa

      SHA256

      d8b1f0b39fd78111c2ed94874f825c9d7bac3f9030ba7e32785a2d850675711b

      SHA512

      0a15ff5f66fd6166a282a9e9955ddcd4a61e9973651d191f2c33324af47de0dc60f87b9ec01d6586a81c06e9d427ee243e26fa43c05b0fc27af1b66fcc693a49

      Download Submit
    • memory/2020-116-0x0000000000000000-mapping.dmp
      Download
    • memory/2020-119-0x0000000002720000-0x0000000002721000-memory.dmp
      Filesize

      4KB

      Download
    • memory/3420-115-0x0000000001830000-0x0000000001831000-memory.dmp
      Filesize

      4KB

      Download
    • memory/4188-120-0x0000000000000000-mapping.dmp
      Download