Overview

overview

10

Static

static

10

2ec216ece9...68.exe

windows7-x64

10

2ec216ece9...68.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    155s
  • max time network
    100s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2022 07:28

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General

  • Target

    2ec216ece9ee467410977fd5609cf4bd7010d543fec12adaaf831558ebc37968.exe

  • Size

    37KB

  • MD5

    d3f916f9afb68357c18681062a5c555b

  • SHA1

    a4bcd9cf1147a7543223be01ab26ba1dfe54c43c

  • SHA256

    2ec216ece9ee467410977fd5609cf4bd7010d543fec12adaaf831558ebc37968

  • SHA512

    884a0951ff96369bfc36d7622109b093443a45a3ee282374a5d59203411c4d263bf8145010314fa5579d8ea33cac48095b49a9412d1b84c95d903d76a0d951fa

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

mikus293.ddns.net:8808

Mutex

d7d375792b8e083dc0d1f19bf087e819

Attributes
  • reg_key

    d7d375792b8e083dc0d1f19bf087e819

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Drops startup file 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops autorun.inf file 1 TTPs 3 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • 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 17 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2ec216ece9ee467410977fd5609cf4bd7010d543fec12adaaf831558ebc37968.exe
    "C:\Users\Admin\AppData\Local\Temp\2ec216ece9ee467410977fd5609cf4bd7010d543fec12adaaf831558ebc37968.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Drops autorun.inf file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1708
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "svchost.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1516

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

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

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

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

    37KB

    MD5

    d3f916f9afb68357c18681062a5c555b

    SHA1

    a4bcd9cf1147a7543223be01ab26ba1dfe54c43c

    SHA256

    2ec216ece9ee467410977fd5609cf4bd7010d543fec12adaaf831558ebc37968

    SHA512

    884a0951ff96369bfc36d7622109b093443a45a3ee282374a5d59203411c4d263bf8145010314fa5579d8ea33cac48095b49a9412d1b84c95d903d76a0d951fa

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

    37KB

    MD5

    d3f916f9afb68357c18681062a5c555b

    SHA1

    a4bcd9cf1147a7543223be01ab26ba1dfe54c43c

    SHA256

    2ec216ece9ee467410977fd5609cf4bd7010d543fec12adaaf831558ebc37968

    SHA512

    884a0951ff96369bfc36d7622109b093443a45a3ee282374a5d59203411c4d263bf8145010314fa5579d8ea33cac48095b49a9412d1b84c95d903d76a0d951fa

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

    37KB

    MD5

    d3f916f9afb68357c18681062a5c555b

    SHA1

    a4bcd9cf1147a7543223be01ab26ba1dfe54c43c

    SHA256

    2ec216ece9ee467410977fd5609cf4bd7010d543fec12adaaf831558ebc37968

    SHA512

    884a0951ff96369bfc36d7622109b093443a45a3ee282374a5d59203411c4d263bf8145010314fa5579d8ea33cac48095b49a9412d1b84c95d903d76a0d951fa

    Download Submit
  • memory/1272-54-0x0000000075851000-0x0000000075853000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1272-55-0x0000000074870000-0x0000000074E1B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1272-56-0x0000000074870000-0x0000000074E1B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1272-62-0x0000000074870000-0x0000000074E1B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1516-64-0x0000000000000000-mapping.dmp
    Download
  • memory/1708-58-0x0000000000000000-mapping.dmp
    Download
  • memory/1708-63-0x0000000074870000-0x0000000074E1B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1708-66-0x0000000074870000-0x0000000074E1B000-memory.dmp
    Filesize

    5.7MB

    Download