Overview

overview

10

Static

static

10

8E8732B9BE...FD.exe

windows7_x64

8E8732B9BE...FD.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    05-10-2021 06:42

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    8E8732B9BEBC8382E938B48697E79FEB4B06528DF41FD.exe

  • Size

    23KB

  • MD5

    c7b942aee6ebe5d43a3b7398eda1f0ee

  • SHA1

    11a0690bd6158cbcc5ddb55282751689df0538ed

  • SHA256

    8e8732b9bebc8382e938b48697e79feb4b06528df41fd855b540dce788f6d8b3

  • SHA512

    9ce157ef003f80a0b8a88a32bb91d5138a5ead35340ea7bd513a79487cc33fcb830334449015805ef4bf0ae30bdd42eac0c23339129f448e1e945ef7fe50323a

Score
10/10
njratmybotevasionpersistencesuricatatrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

MyBot

C2

167.71.56.116:22232

Mutex

290df5fa05cb4394e161de39f67a971b

Attributes
  • reg_key

    290df5fa05cb4394e161de39f67a971b

  • splitter

    |'|'|

Signatures

  • 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
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 2 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 use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8E8732B9BEBC8382E938B48697E79FEB4B06528DF41FD.exe
    "C:\Users\Admin\AppData\Local\Temp\8E8732B9BEBC8382E938B48697E79FEB4B06528DF41FD.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Users\Admin\AppData\Roaming\Unmineable.exe
      "C:\Users\Admin\AppData\Roaming\Unmineable.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1344
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Unmineable.exe" "Unmineable.exe" ENABLE
        3⤵
          PID:1544

    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

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Unmineable.exe
      MD5

      c7b942aee6ebe5d43a3b7398eda1f0ee

      SHA1

      11a0690bd6158cbcc5ddb55282751689df0538ed

      SHA256

      8e8732b9bebc8382e938b48697e79feb4b06528df41fd855b540dce788f6d8b3

      SHA512

      9ce157ef003f80a0b8a88a32bb91d5138a5ead35340ea7bd513a79487cc33fcb830334449015805ef4bf0ae30bdd42eac0c23339129f448e1e945ef7fe50323a

      Download Submit
    • C:\Users\Admin\AppData\Roaming\Unmineable.exe
      MD5

      c7b942aee6ebe5d43a3b7398eda1f0ee

      SHA1

      11a0690bd6158cbcc5ddb55282751689df0538ed

      SHA256

      8e8732b9bebc8382e938b48697e79feb4b06528df41fd855b540dce788f6d8b3

      SHA512

      9ce157ef003f80a0b8a88a32bb91d5138a5ead35340ea7bd513a79487cc33fcb830334449015805ef4bf0ae30bdd42eac0c23339129f448e1e945ef7fe50323a

      Download Submit
    • memory/1040-114-0x0000000000640000-0x00000000006EE000-memory.dmp
      Filesize

      696KB

      Download
    • memory/1344-115-0x0000000000000000-mapping.dmp
      Download
    • memory/1344-118-0x0000000002A30000-0x0000000002A31000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1544-119-0x0000000000000000-mapping.dmp
      Download