Overview

overview

10

Static

static

10

0x000e0000...55.exe

windows7_x64

10

0x000e0000...55.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    04-07-2022 12:16

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General

  • Target

    0x000e000000005ba9-55.exe

  • Size

    37KB

  • MD5

    c416df61c2d1b3d75fa5983e282542ce

  • SHA1

    e1a98256b16e7a1666871133091743ee11e4a171

  • SHA256

    4a6cc991136caa150891fc6dea2eed91cc9c6b40030bee9120e1b8b504ab570e

  • SHA512

    ec0b63312f058e46b1106731a87aca84ffe196b4c88c433df7399611fc51a07518cc77c21764d289eb81a13b095c1505e1685591335103818916f33beba82c77

Score
10/10
modiloadernjratnextevasionpersistencesuricatatrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

NEXT

C2

109.197.196.135:9991

Mutex

413491cbe232876548b9b7cd8a1b451d

Attributes
  • reg_key

    413491cbe232876548b9b7cd8a1b451d

  • splitter

    |'|'|

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    trojanmodiloader
  • 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
  • suricata: ET MALWARE njrat ver 0.7d Malware CnC Callback (Capture)

    suricata: ET MALWARE njrat ver 0.7d Malware CnC Callback (Capture)

    suricata
  • ModiLoader Second Stage 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Modifies Windows Firewall 1 TTPs 2 IoCs
    evasion
  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 4 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
    persistence
  • Drops autorun.inf file 1 TTPs 5 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 60 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0x000e000000005ba9-55.exe
    "C:\Users\Admin\AppData\Local\Temp\0x000e000000005ba9-55.exe"
    1⤵
    • Checks computer location settings
    • 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:3844
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\0x000e000000005ba9-55.exe" "0x000e000000005ba9-55.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      PID:3972
    • C:\Users\Admin\AppData\Local\Temp\tmp636D.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp636D.tmp.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\Users\Admin\AppData\Roaming\dllhost.exe
        "C:\Users\Admin\AppData\Roaming\dllhost.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Drops startup file
        • Adds Run key to start application
        • Drops autorun.inf file
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4544
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\dllhost.exe" "dllhost.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          PID:4032
        • C:\Users\Admin\AppData\Local\Temp\tmpC719.tmp.exe
          "C:\Users\Admin\AppData\Local\Temp\tmpC719.tmp.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          PID:1016
        • C:\Users\Admin\AppData\Local\Temp\tmpEA8B.tmp.exe
          "C:\Users\Admin\AppData\Local\Temp\tmpEA8B.tmp.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:4024
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
      PID:532

    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

    Query Registry

    1
    T1012

    System Information Discovery

    2
    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\tmp636D.tmp.exe
      Filesize

      37KB

      MD5

      73196f394725a9623d84a512cdddf6ce

      SHA1

      4d24d92f70b2cbce52b1b173162b8f504ee7752f

      SHA256

      ee4ab4017c6e9c0883b2c1e42d0f0264f178ad2c6416e07d77169fdf94d1b1a4

      SHA512

      9c7d00237665f6a1df06217d156cbf07e499f60a7b4eb807b2df107f7392d710cb2439d524827b50492578c652ba20b81f95e4e0eee9f144330847f041971ed6

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmp636D.tmp.exe
      Filesize

      37KB

      MD5

      73196f394725a9623d84a512cdddf6ce

      SHA1

      4d24d92f70b2cbce52b1b173162b8f504ee7752f

      SHA256

      ee4ab4017c6e9c0883b2c1e42d0f0264f178ad2c6416e07d77169fdf94d1b1a4

      SHA512

      9c7d00237665f6a1df06217d156cbf07e499f60a7b4eb807b2df107f7392d710cb2439d524827b50492578c652ba20b81f95e4e0eee9f144330847f041971ed6

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmpC719.tmp.exe
      Filesize

      397KB

      MD5

      5cc71bb72dfa08129a2d52c5d4304555

      SHA1

      80630df164be23af18e7a2bc3b61d41d95121283

      SHA256

      bceed71f2dd96f73d106bc1f3d81f185a787ad1cddedefb9d2068ffd0b6447dc

      SHA512

      735e3741de37981815ce79367f1c357affc7500c7e5e175bd6b075059a7528688eed7d25736e2e0758cddd6801194389bf96ea25e255424d260f02a94c8d5499

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmpC719.tmp.exe
      Filesize

      397KB

      MD5

      5cc71bb72dfa08129a2d52c5d4304555

      SHA1

      80630df164be23af18e7a2bc3b61d41d95121283

      SHA256

      bceed71f2dd96f73d106bc1f3d81f185a787ad1cddedefb9d2068ffd0b6447dc

      SHA512

      735e3741de37981815ce79367f1c357affc7500c7e5e175bd6b075059a7528688eed7d25736e2e0758cddd6801194389bf96ea25e255424d260f02a94c8d5499

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmpEA8B.tmp.exe
      Filesize

      133KB

      MD5

      e6fa3028cd03318496852718143d256f

      SHA1

      4c85973d612cd1955163c244c9c334d3a0c507cb

      SHA256

      f60a52512773b52def9ba9ce8aad61144d2cf351f6bc04d1c5a13abef8f3b89b

      SHA512

      29089eccd1e670570fecafdd682f0ec13bc55fb17cdc0938ff4c6fd32c55c1919e26fad5b3ffed78217a94a9e8aba768cdf092ffc85f6ab19fbede0dc0fae0bb

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmpEA8B.tmp.exe
      Filesize

      133KB

      MD5

      e6fa3028cd03318496852718143d256f

      SHA1

      4c85973d612cd1955163c244c9c334d3a0c507cb

      SHA256

      f60a52512773b52def9ba9ce8aad61144d2cf351f6bc04d1c5a13abef8f3b89b

      SHA512

      29089eccd1e670570fecafdd682f0ec13bc55fb17cdc0938ff4c6fd32c55c1919e26fad5b3ffed78217a94a9e8aba768cdf092ffc85f6ab19fbede0dc0fae0bb

      Download Submit
    • C:\Users\Admin\AppData\Roaming\dllhost.exe
      Filesize

      37KB

      MD5

      73196f394725a9623d84a512cdddf6ce

      SHA1

      4d24d92f70b2cbce52b1b173162b8f504ee7752f

      SHA256

      ee4ab4017c6e9c0883b2c1e42d0f0264f178ad2c6416e07d77169fdf94d1b1a4

      SHA512

      9c7d00237665f6a1df06217d156cbf07e499f60a7b4eb807b2df107f7392d710cb2439d524827b50492578c652ba20b81f95e4e0eee9f144330847f041971ed6

      Download Submit
    • C:\Users\Admin\AppData\Roaming\dllhost.exe
      Filesize

      37KB

      MD5

      73196f394725a9623d84a512cdddf6ce

      SHA1

      4d24d92f70b2cbce52b1b173162b8f504ee7752f

      SHA256

      ee4ab4017c6e9c0883b2c1e42d0f0264f178ad2c6416e07d77169fdf94d1b1a4

      SHA512

      9c7d00237665f6a1df06217d156cbf07e499f60a7b4eb807b2df107f7392d710cb2439d524827b50492578c652ba20b81f95e4e0eee9f144330847f041971ed6

      Download Submit
    • memory/1016-144-0x0000000000000000-mapping.dmp
      Download
    • memory/2568-136-0x0000000075470000-0x0000000075A21000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/2568-133-0x0000000000000000-mapping.dmp
      Download
    • memory/2568-140-0x0000000075470000-0x0000000075A21000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/3844-130-0x0000000075470000-0x0000000075A21000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/3844-132-0x0000000075470000-0x0000000075A21000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/3972-131-0x0000000000000000-mapping.dmp
      Download
    • memory/4024-150-0x0000000000030000-0x0000000000058000-memory.dmp
      Filesize

      160KB

      Download
    • memory/4024-151-0x00007FFF93D00000-0x00007FFF947C1000-memory.dmp
      Filesize

      10.8MB

      Download
    • memory/4024-147-0x0000000000000000-mapping.dmp
      Download
    • memory/4032-142-0x0000000000000000-mapping.dmp
      Download
    • memory/4544-137-0x0000000000000000-mapping.dmp
      Download
    • memory/4544-143-0x0000000075470000-0x0000000075A21000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/4544-141-0x0000000075470000-0x0000000075A21000-memory.dmp
      Filesize

      5.7MB

      Download