Overview

overview

10

Static

static

bd6a7a95b6...de.exe

windows7_x64

10

bd6a7a95b6...de.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    156s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    30-06-2022 17:34

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    bd6a7a95b6a622700a3b3227c5d501024635a23040a1a8c2d57bd297e40283de.exe

  • Size

    330KB

  • MD5

    d9efea40f55230d9a7ef1abf4ec714f9

  • SHA1

    e85bae111eb20c2f2274f082a3db5130dd432c52

  • SHA256

    bd6a7a95b6a622700a3b3227c5d501024635a23040a1a8c2d57bd297e40283de

  • SHA512

    78ec965786df90216ce25fc54af0f018147c853280d0e209a73fecf90924fc9d5f8a13f4ff76632d5a993fb47eac75f614708a84732df6e3101f3b8ac893b6b6

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

lusika.ddns.net:4546

Mutex

7287e911ef603f275a9cc4b3d587d24a

Attributes
  • reg_key

    7287e911ef603f275a9cc4b3d587d24a

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 2 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in Windows directory 3 IoCs
  • 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 31 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd6a7a95b6a622700a3b3227c5d501024635a23040a1a8c2d57bd297e40283de.exe
    "C:\Users\Admin\AppData\Local\Temp\bd6a7a95b6a622700a3b3227c5d501024635a23040a1a8c2d57bd297e40283de.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\вирус.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\вирус.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Windows\System.exe
        "C:\Windows\System.exe"
        3⤵
        • Executes dropped EXE
        • Drops startup file
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4864
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Windows\System.exe" "System.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          PID:1888

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

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\вирус.exe
    Filesize

    37KB

    MD5

    541a6249755401d3510bef08503dd0dc

    SHA1

    9540e4d72caa2515c6e56f0b19aea2539c6d5a8d

    SHA256

    4a213969bb051ff03735b0edd253e959b36345166fb1de6f86d9c8f82fc2f7c3

    SHA512

    a0f850da52199917b2f1e6d4c1001889adad06559fb926d13b7750de1ed3e6fb032a8a80eb47a5bb2aa420e5a85056b386bd72abd4df0e0353b0fabc5ebdc7f6

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\вирус.exe
    Filesize

    37KB

    MD5

    541a6249755401d3510bef08503dd0dc

    SHA1

    9540e4d72caa2515c6e56f0b19aea2539c6d5a8d

    SHA256

    4a213969bb051ff03735b0edd253e959b36345166fb1de6f86d9c8f82fc2f7c3

    SHA512

    a0f850da52199917b2f1e6d4c1001889adad06559fb926d13b7750de1ed3e6fb032a8a80eb47a5bb2aa420e5a85056b386bd72abd4df0e0353b0fabc5ebdc7f6

    Download Submit
  • C:\Windows\System.exe
    Filesize

    37KB

    MD5

    541a6249755401d3510bef08503dd0dc

    SHA1

    9540e4d72caa2515c6e56f0b19aea2539c6d5a8d

    SHA256

    4a213969bb051ff03735b0edd253e959b36345166fb1de6f86d9c8f82fc2f7c3

    SHA512

    a0f850da52199917b2f1e6d4c1001889adad06559fb926d13b7750de1ed3e6fb032a8a80eb47a5bb2aa420e5a85056b386bd72abd4df0e0353b0fabc5ebdc7f6

    Download Submit
  • C:\Windows\System.exe
    Filesize

    37KB

    MD5

    541a6249755401d3510bef08503dd0dc

    SHA1

    9540e4d72caa2515c6e56f0b19aea2539c6d5a8d

    SHA256

    4a213969bb051ff03735b0edd253e959b36345166fb1de6f86d9c8f82fc2f7c3

    SHA512

    a0f850da52199917b2f1e6d4c1001889adad06559fb926d13b7750de1ed3e6fb032a8a80eb47a5bb2aa420e5a85056b386bd72abd4df0e0353b0fabc5ebdc7f6

    Download Submit
  • memory/1888-142-0x0000000000000000-mapping.dmp
    Download
  • memory/2564-133-0x0000000000000000-mapping.dmp
    Download
  • memory/2564-136-0x0000000072D40000-0x00000000732F1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2564-140-0x0000000072D40000-0x00000000732F1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4864-137-0x0000000000000000-mapping.dmp
    Download
  • memory/4864-141-0x0000000072D40000-0x00000000732F1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4864-143-0x0000000072D40000-0x00000000732F1000-memory.dmp
    Filesize

    5.7MB

    Download