Overview

overview

10

Static

static

5916EAC72F...0C.exe

windows7_x64

10

5916EAC72F...0C.exe

windows10_x64

10

Analysis

  • max time kernel
    153s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    01-09-2021 23:02

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General

  • Target

    5916EAC72F7396EDFF49CAD9DCD8D80C.exe

  • Size

    120KB

  • MD5

    5916eac72f7396edff49cad9dcd8d80c

  • SHA1

    8e49c5a46c86c239ea314513ef80e0e275541e19

  • SHA256

    b13fbd200b38f02c0278e54483e641a2cfb41acd1a90bed78ac8791d0c1cf5b2

  • SHA512

    e584db22f6f01714f32061846d4ee26e400889c984aef744a73a66a5f4b1a6bace6906f55b48bb45a7aaa8677f0a51b8aabc9536216632abaa0480983038dff9

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

v2.0

Botnet

HacKed

C2

107.152.99.41:54893

Mutex

Windows

Attributes
  • reg_key

    Windows

  • splitter

    |-F-|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 2 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 6 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\5916EAC72F7396EDFF49CAD9DCD8D80C.exe
    "C:\Users\Admin\AppData\Local\Temp\5916EAC72F7396EDFF49CAD9DCD8D80C.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:736
    • C:\Users\Admin\AppData\Local\Temp\tmp92ED.tmpjmboysofpwfkab.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp92ED.tmpjmboysofpwfkab.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2020
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe"
        3⤵
        • Drops startup file
        • Views/modifies file attributes
        PID:380
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.exe"
        3⤵
        • Views/modifies file attributes
        PID:2012
    • C:\Users\Admin\AppData\Local\Temp\tmp957D.tmpjihmokkdytlmx.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp957D.tmpjihmokkdytlmx.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1916
      • C:\Windows\system32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\tmp957D.tmpjihmokkdytlmx.exe" "tmp957D.tmpjihmokkdytlmx.exe" ENABLE
        3⤵
          PID:336

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Hidden Files and Directories

    1
    T1158

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Hidden Files and Directories

    1
    T1158

    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\tmp92ED.tmpjmboysofpwfkab.exe
      MD5

      e848c5e3b3e7fb19f0db58fffce478e4

      SHA1

      4beade72e7848e21517c2bf4771d27b8dcf7eb48

      SHA256

      53d8b02ff494749adcb4b02524041a9bc3d3cdc2f435904eee48ae318dc211d5

      SHA512

      6492d6aa1707841e32853e251c0bc62e6f55c505d38fc21d96edf2706959f114dab7233d8f2616aaf032cf8ba23f7cf5187d9955cf39bfec574fe37187903f0c

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmp92ED.tmpjmboysofpwfkab.exe
      MD5

      e848c5e3b3e7fb19f0db58fffce478e4

      SHA1

      4beade72e7848e21517c2bf4771d27b8dcf7eb48

      SHA256

      53d8b02ff494749adcb4b02524041a9bc3d3cdc2f435904eee48ae318dc211d5

      SHA512

      6492d6aa1707841e32853e251c0bc62e6f55c505d38fc21d96edf2706959f114dab7233d8f2616aaf032cf8ba23f7cf5187d9955cf39bfec574fe37187903f0c

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmp957D.tmpjihmokkdytlmx.exe
      MD5

      90fe7a4b04c23033119dafdf2851715e

      SHA1

      80049ce46d24990862d7010e9392d276d7902b75

      SHA256

      1ab2126c5d97b51dd1f735fdadc31488f2500d37425c7a42fe148dcf95971a07

      SHA512

      c137d8e7d465d22774bdaff7541fea50dde926394260f2668610ce68df3bf441a63114e40ede2391041c6700cf878ad0cba582cfdd9d94504d9deaddea74a08f

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmp957D.tmpjihmokkdytlmx.exe
      MD5

      90fe7a4b04c23033119dafdf2851715e

      SHA1

      80049ce46d24990862d7010e9392d276d7902b75

      SHA256

      1ab2126c5d97b51dd1f735fdadc31488f2500d37425c7a42fe148dcf95971a07

      SHA512

      c137d8e7d465d22774bdaff7541fea50dde926394260f2668610ce68df3bf441a63114e40ede2391041c6700cf878ad0cba582cfdd9d94504d9deaddea74a08f

      Download Submit
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe
      MD5

      e848c5e3b3e7fb19f0db58fffce478e4

      SHA1

      4beade72e7848e21517c2bf4771d27b8dcf7eb48

      SHA256

      53d8b02ff494749adcb4b02524041a9bc3d3cdc2f435904eee48ae318dc211d5

      SHA512

      6492d6aa1707841e32853e251c0bc62e6f55c505d38fc21d96edf2706959f114dab7233d8f2616aaf032cf8ba23f7cf5187d9955cf39bfec574fe37187903f0c

      Download Submit
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.exe
      MD5

      e848c5e3b3e7fb19f0db58fffce478e4

      SHA1

      4beade72e7848e21517c2bf4771d27b8dcf7eb48

      SHA256

      53d8b02ff494749adcb4b02524041a9bc3d3cdc2f435904eee48ae318dc211d5

      SHA512

      6492d6aa1707841e32853e251c0bc62e6f55c505d38fc21d96edf2706959f114dab7233d8f2616aaf032cf8ba23f7cf5187d9955cf39bfec574fe37187903f0c

      Download Submit
    • memory/336-72-0x000007FEFBEA1000-0x000007FEFBEA3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/336-71-0x0000000000000000-mapping.dmp
      Download
    • memory/380-73-0x0000000000000000-mapping.dmp
      Download
    • memory/736-60-0x0000000001EB0000-0x0000000001EB2000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1916-68-0x0000000002080000-0x0000000002082000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1916-70-0x000007FEF2B00000-0x000007FEF3B96000-memory.dmp
      Filesize

      16.6MB

      Download
    • memory/1916-63-0x0000000000000000-mapping.dmp
      Download
    • memory/1916-77-0x0000000002086000-0x00000000020A5000-memory.dmp
      Filesize

      124KB

      Download
    • memory/2012-74-0x0000000000000000-mapping.dmp
      Download
    • memory/2020-67-0x0000000075891000-0x0000000075893000-memory.dmp
      Filesize

      8KB

      Download
    • memory/2020-69-0x0000000002080000-0x0000000002081000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2020-61-0x0000000000000000-mapping.dmp
      Download