Overview

overview

10

Static

static

10

bde52e15a9...d6.exe

windows7_x64

10

bde52e15a9...d6.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 12:56

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General

  • Target

    bde52e15a948a302b45b683d85bdaa0ec82688decf8f9d00847b616a75fa5cd6.exe

  • Size

    29KB

  • MD5

    0b87ba9858876702d052c84f27a2675e

  • SHA1

    a7ce50effb4f59effc0d08d643170bae2456f954

  • SHA256

    bde52e15a948a302b45b683d85bdaa0ec82688decf8f9d00847b616a75fa5cd6

  • SHA512

    55bd5778a0d38f1085ba0ac49b7a3d608876974fd949ed5c452b0ce144a06c65f8fe066743369cf5ff174231bda036ce77cea175e6aee34b7420f13f09f58b36

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

dadijinn.ddns.net:1177

Mutex

d5a38e9b5f206c41f8851bf04a251d26

Attributes
  • reg_key

    d5a38e9b5f206c41f8851bf04a251d26

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Loads dropped DLL 1 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 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bde52e15a948a302b45b683d85bdaa0ec82688decf8f9d00847b616a75fa5cd6.exe
    "C:\Users\Admin\AppData\Local\Temp\bde52e15a948a302b45b683d85bdaa0ec82688decf8f9d00847b616a75fa5cd6.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Users\Admin\AppData\Local\Temp\chrome.exe
      "C:\Users\Admin\AppData\Local\Temp\chrome.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1672
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\chrome.exe" "chrome.exe" ENABLE
        3⤵
          PID:840

    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\AppData\Local\Temp\chrome.exe
      Filesize

      29KB

      MD5

      0b87ba9858876702d052c84f27a2675e

      SHA1

      a7ce50effb4f59effc0d08d643170bae2456f954

      SHA256

      bde52e15a948a302b45b683d85bdaa0ec82688decf8f9d00847b616a75fa5cd6

      SHA512

      55bd5778a0d38f1085ba0ac49b7a3d608876974fd949ed5c452b0ce144a06c65f8fe066743369cf5ff174231bda036ce77cea175e6aee34b7420f13f09f58b36

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

      29KB

      MD5

      0b87ba9858876702d052c84f27a2675e

      SHA1

      a7ce50effb4f59effc0d08d643170bae2456f954

      SHA256

      bde52e15a948a302b45b683d85bdaa0ec82688decf8f9d00847b616a75fa5cd6

      SHA512

      55bd5778a0d38f1085ba0ac49b7a3d608876974fd949ed5c452b0ce144a06c65f8fe066743369cf5ff174231bda036ce77cea175e6aee34b7420f13f09f58b36

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

      29KB

      MD5

      0b87ba9858876702d052c84f27a2675e

      SHA1

      a7ce50effb4f59effc0d08d643170bae2456f954

      SHA256

      bde52e15a948a302b45b683d85bdaa0ec82688decf8f9d00847b616a75fa5cd6

      SHA512

      55bd5778a0d38f1085ba0ac49b7a3d608876974fd949ed5c452b0ce144a06c65f8fe066743369cf5ff174231bda036ce77cea175e6aee34b7420f13f09f58b36

      Download Submit
    • memory/840-61-0x0000000000000000-mapping.dmp
      Download
    • memory/1672-57-0x0000000000000000-mapping.dmp
      Download
    • memory/1672-63-0x0000000074B90000-0x000000007513B000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/1900-54-0x0000000076011000-0x0000000076013000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1900-55-0x0000000074B90000-0x000000007513B000-memory.dmp
      Filesize

      5.7MB

      Download