Analysis

  • max time kernel
    19s
  • max time network
    119s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    08-07-2021 17:47

General

  • Target

    EA2A9551A96D5F6EF23988D210235284.exe

  • Size

    725KB

  • MD5

    ea2a9551a96d5f6ef23988d210235284

  • SHA1

    aa63dc4def37eaa7cbdcccecc0fa290a2e4baa32

  • SHA256

    9e0c6888bb6e17c927b7b52656b067562b7ef4607ca3963c8e13637235432c45

  • SHA512

    f08028db66063a6e47cdfce8cf5ffea5b14d724dedfce1ae06eb81b1e30dd4398dc8f6599210531b48ff236ab63ab8d7715321406dbd28a7e2f02e713062c882

Malware Config

Extracted

Family

cybergate

Version

v3.4.2.2

Botnet

remote

C2

asade.no-ip.org:25565

Mutex

HBT82J40JIS366

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    rdns

  • install_file

    windows

  • install_flag

    false

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    cybergate

  • regkey_hkcu

    erterterter

  • regkey_hklm

    sdsdfsdf

Signatures

  • CyberGate, Rebhip

    CyberGate is a lightweight remote administration tool with a wide array of functionalities.

  • Executes dropped EXE 2 IoCs
  • Drops startup file 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\EA2A9551A96D5F6EF23988D210235284.exe
    "C:\Users\Admin\AppData\Local\Temp\EA2A9551A96D5F6EF23988D210235284.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Users\Admin\AppData\Local\Temp\EA2A9551A96D5F6EF23988D210235284.exe
      "C:\Users\Admin\AppData\Local\Temp\EA2A9551A96D5F6EF23988D210235284.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2692
      • C:\Users\Admin\AppData\Local\Temp\EA2A9551A96D5F6EF23988D210235284.exe
        "C:\Users\Admin\AppData\Local\Temp\EA2A9551A96D5F6EF23988D210235284.exe"
        3⤵
        • Executes dropped EXE
        PID:412
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 708
          4⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3136

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\EA2A9551A96D5F6EF23988D210235284.exe

    MD5

    ea2a9551a96d5f6ef23988d210235284

    SHA1

    aa63dc4def37eaa7cbdcccecc0fa290a2e4baa32

    SHA256

    9e0c6888bb6e17c927b7b52656b067562b7ef4607ca3963c8e13637235432c45

    SHA512

    f08028db66063a6e47cdfce8cf5ffea5b14d724dedfce1ae06eb81b1e30dd4398dc8f6599210531b48ff236ab63ab8d7715321406dbd28a7e2f02e713062c882

  • C:\Users\Admin\AppData\Local\Temp\EA2A9551A96D5F6EF23988D210235284.exe

    MD5

    ea2a9551a96d5f6ef23988d210235284

    SHA1

    aa63dc4def37eaa7cbdcccecc0fa290a2e4baa32

    SHA256

    9e0c6888bb6e17c927b7b52656b067562b7ef4607ca3963c8e13637235432c45

    SHA512

    f08028db66063a6e47cdfce8cf5ffea5b14d724dedfce1ae06eb81b1e30dd4398dc8f6599210531b48ff236ab63ab8d7715321406dbd28a7e2f02e713062c882

  • memory/412-135-0x00000000011B0000-0x00000000012FA000-memory.dmp

    Filesize

    1.3MB

  • memory/412-128-0x0000000000F60000-0x0000000000F61000-memory.dmp

    Filesize

    4KB

  • memory/412-127-0x0000000000DE0000-0x0000000000DE1000-memory.dmp

    Filesize

    4KB

  • memory/412-125-0x0000000000000000-mapping.dmp

  • memory/632-118-0x00000000053B0000-0x00000000053B1000-memory.dmp

    Filesize

    4KB

  • memory/632-119-0x00000000051A0000-0x00000000051A7000-memory.dmp

    Filesize

    28KB

  • memory/632-114-0x0000000000920000-0x0000000000921000-memory.dmp

    Filesize

    4KB

  • memory/632-117-0x0000000005310000-0x0000000005311000-memory.dmp

    Filesize

    4KB

  • memory/632-116-0x0000000005810000-0x0000000005811000-memory.dmp

    Filesize

    4KB

  • memory/2692-121-0x0000000000409860-mapping.dmp

  • memory/2692-123-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/2692-120-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB