Resubmissions

12-02-2021 14:11

210212-551hze35jj 8

12-02-2021 14:06

210212-7zb7p6v2cs 8

Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    12-02-2021 14:11

General

  • Target

    onliner_1_b5c87cab2ff99d1e4b4c3ee897b07869fa8f6a63fbd27018f589c105faf91fcd.bin.exe

  • Size

    440KB

  • MD5

    2b6c2617de3d5140cdad2b57fcfc66d1

  • SHA1

    208587b7ea5ee9b3925eb36985ef11b79abd783d

  • SHA256

    b5c87cab2ff99d1e4b4c3ee897b07869fa8f6a63fbd27018f589c105faf91fcd

  • SHA512

    01a97124343832d625107a79df5aa74bea8fa8ba8460fed7565adf5c9395315fab18e8e0307b585bc8f7787d4a99806c10b62accf18ed5c4fa95e194f26db873

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\onliner_1_b5c87cab2ff99d1e4b4c3ee897b07869fa8f6a63fbd27018f589c105faf91fcd.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\onliner_1_b5c87cab2ff99d1e4b4c3ee897b07869fa8f6a63fbd27018f589c105faf91fcd.bin.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:648
    • C:\Windows\haaxjhekca.exe
      C:\Windows\haaxjhekca.exe "" "C:\Users\Admin\AppData\Local\Temp\onliner_1_b5c87cab2ff99d1e4b4c3ee897b07869fa8f6a63fbd27018f589c105faf91fcd.bin.exe"
      2⤵
      • Executes dropped EXE
      PID:3144
  • C:\Windows\haaxjhekca.exe
    C:\Windows\haaxjhekca.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Drops file in System32 directory
    PID:3524

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • C:\Windows\haaxjhekca.exe
    MD5

    2b6c2617de3d5140cdad2b57fcfc66d1

    SHA1

    208587b7ea5ee9b3925eb36985ef11b79abd783d

    SHA256

    b5c87cab2ff99d1e4b4c3ee897b07869fa8f6a63fbd27018f589c105faf91fcd

    SHA512

    01a97124343832d625107a79df5aa74bea8fa8ba8460fed7565adf5c9395315fab18e8e0307b585bc8f7787d4a99806c10b62accf18ed5c4fa95e194f26db873

  • C:\Windows\haaxjhekca.exe
    MD5

    2b6c2617de3d5140cdad2b57fcfc66d1

    SHA1

    208587b7ea5ee9b3925eb36985ef11b79abd783d

    SHA256

    b5c87cab2ff99d1e4b4c3ee897b07869fa8f6a63fbd27018f589c105faf91fcd

    SHA512

    01a97124343832d625107a79df5aa74bea8fa8ba8460fed7565adf5c9395315fab18e8e0307b585bc8f7787d4a99806c10b62accf18ed5c4fa95e194f26db873

  • C:\Windows\haaxjhekca.exe
    MD5

    2b6c2617de3d5140cdad2b57fcfc66d1

    SHA1

    208587b7ea5ee9b3925eb36985ef11b79abd783d

    SHA256

    b5c87cab2ff99d1e4b4c3ee897b07869fa8f6a63fbd27018f589c105faf91fcd

    SHA512

    01a97124343832d625107a79df5aa74bea8fa8ba8460fed7565adf5c9395315fab18e8e0307b585bc8f7787d4a99806c10b62accf18ed5c4fa95e194f26db873

  • memory/3144-4-0x0000000000000000-mapping.dmp