Analysis

  • max time kernel
    151s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    25-10-2020 19:54

General

  • Target

    d1e4712d3aaa767f88370dd745cef939.exe

  • Size

    952KB

  • MD5

    d1e4712d3aaa767f88370dd745cef939

  • SHA1

    a48f26a9d9e1c383938ca74be47c39dafcdf4a49

  • SHA256

    81bb2960d19ec9b9c778b010051b08a27dcf29e9fa4ea382bc5163c7e60f55e3

  • SHA512

    5613da65ca1cd568ddb2cb27014fe09339145976592ed318600019c022f771b297609b058ea740f47ab307c640e62375ebb6fdcb4634213dadb400d2cbfcce79

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

joylynch.ddns.net:100

Mutex

DC_MUTEX-GUU4ZZV

Attributes
  • gencode

    USwcMCrQTcVd

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Extracted

Family

pony

C2

http://lynch.herobo.com/pcss/gate.php

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Pony,Fareit

    Pony is a Remote Access Trojan application that steals information.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Uses the VBS compiler for execution 1 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 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 use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d1e4712d3aaa767f88370dd745cef939.exe
    "C:\Users\Admin\AppData\Local\Temp\d1e4712d3aaa767f88370dd745cef939.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\Users\Admin\Desktop\pony#904.exe
      "C:\Users\Admin\Desktop\pony#904.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1584
      • C:\Users\Admin\Desktop\pony#904.exe
        "C:\Users\Admin\Desktop\pony#904.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1892
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1080
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1940
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1916
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\BthHFSrv.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Windows\BthHFSrv
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1000
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:528

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\BthHFSrv.exe
    MD5

    d1e4712d3aaa767f88370dd745cef939

    SHA1

    a48f26a9d9e1c383938ca74be47c39dafcdf4a49

    SHA256

    81bb2960d19ec9b9c778b010051b08a27dcf29e9fa4ea382bc5163c7e60f55e3

    SHA512

    5613da65ca1cd568ddb2cb27014fe09339145976592ed318600019c022f771b297609b058ea740f47ab307c640e62375ebb6fdcb4634213dadb400d2cbfcce79

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\BthHFSrv.exe
    MD5

    d1e4712d3aaa767f88370dd745cef939

    SHA1

    a48f26a9d9e1c383938ca74be47c39dafcdf4a49

    SHA256

    81bb2960d19ec9b9c778b010051b08a27dcf29e9fa4ea382bc5163c7e60f55e3

    SHA512

    5613da65ca1cd568ddb2cb27014fe09339145976592ed318600019c022f771b297609b058ea740f47ab307c640e62375ebb6fdcb4634213dadb400d2cbfcce79

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe
    MD5

    9414df91ba64c4c82bfd956988879e61

    SHA1

    d19a527f58c4102d92b4108a6564a4247e3aa844

    SHA256

    fb407f6cdce0fbb2efc69e878f32b5d0ec4c86d928c726a27b4e98c843813bb7

    SHA512

    41abec7d8c0416bc5bb61916c7dc78da1fa06a0cb8f87ccc9795bc8cebca84067640c6907b5eb3f89884509c8f7b4e61a6c0ea38f8b5da579eba650adb144309

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe
    MD5

    9414df91ba64c4c82bfd956988879e61

    SHA1

    d19a527f58c4102d92b4108a6564a4247e3aa844

    SHA256

    fb407f6cdce0fbb2efc69e878f32b5d0ec4c86d928c726a27b4e98c843813bb7

    SHA512

    41abec7d8c0416bc5bb61916c7dc78da1fa06a0cb8f87ccc9795bc8cebca84067640c6907b5eb3f89884509c8f7b4e61a6c0ea38f8b5da579eba650adb144309

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe
    MD5

    9414df91ba64c4c82bfd956988879e61

    SHA1

    d19a527f58c4102d92b4108a6564a4247e3aa844

    SHA256

    fb407f6cdce0fbb2efc69e878f32b5d0ec4c86d928c726a27b4e98c843813bb7

    SHA512

    41abec7d8c0416bc5bb61916c7dc78da1fa06a0cb8f87ccc9795bc8cebca84067640c6907b5eb3f89884509c8f7b4e61a6c0ea38f8b5da579eba650adb144309

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe
    MD5

    9414df91ba64c4c82bfd956988879e61

    SHA1

    d19a527f58c4102d92b4108a6564a4247e3aa844

    SHA256

    fb407f6cdce0fbb2efc69e878f32b5d0ec4c86d928c726a27b4e98c843813bb7

    SHA512

    41abec7d8c0416bc5bb61916c7dc78da1fa06a0cb8f87ccc9795bc8cebca84067640c6907b5eb3f89884509c8f7b4e61a6c0ea38f8b5da579eba650adb144309

  • C:\Users\Admin\Desktop\pony#904.exe
    MD5

    2c859cb22d53ca31d82916ba16dbde1a

    SHA1

    150d442f694d8fe962f42f0db5531adcd0700851

    SHA256

    22b74388c7b6da854adac2900b6577aab0e180a5d3daff90e1b1049751fd87b2

    SHA512

    192a2f609624f4b6c92de626964fd3c967efec0ac68bf5cea2c315830a35dc5b13acb2da00be0ec2887e8472dbe4d2c27c86f9ceb9991f3a8ea41ed708720134

  • C:\Users\Admin\Desktop\pony#904.exe
    MD5

    2c859cb22d53ca31d82916ba16dbde1a

    SHA1

    150d442f694d8fe962f42f0db5531adcd0700851

    SHA256

    22b74388c7b6da854adac2900b6577aab0e180a5d3daff90e1b1049751fd87b2

    SHA512

    192a2f609624f4b6c92de626964fd3c967efec0ac68bf5cea2c315830a35dc5b13acb2da00be0ec2887e8472dbe4d2c27c86f9ceb9991f3a8ea41ed708720134

  • C:\Users\Admin\Desktop\pony#904.exe
    MD5

    2c859cb22d53ca31d82916ba16dbde1a

    SHA1

    150d442f694d8fe962f42f0db5531adcd0700851

    SHA256

    22b74388c7b6da854adac2900b6577aab0e180a5d3daff90e1b1049751fd87b2

    SHA512

    192a2f609624f4b6c92de626964fd3c967efec0ac68bf5cea2c315830a35dc5b13acb2da00be0ec2887e8472dbe4d2c27c86f9ceb9991f3a8ea41ed708720134

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\BthHFSrv.exe
    MD5

    d1e4712d3aaa767f88370dd745cef939

    SHA1

    a48f26a9d9e1c383938ca74be47c39dafcdf4a49

    SHA256

    81bb2960d19ec9b9c778b010051b08a27dcf29e9fa4ea382bc5163c7e60f55e3

    SHA512

    5613da65ca1cd568ddb2cb27014fe09339145976592ed318600019c022f771b297609b058ea740f47ab307c640e62375ebb6fdcb4634213dadb400d2cbfcce79

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe
    MD5

    9414df91ba64c4c82bfd956988879e61

    SHA1

    d19a527f58c4102d92b4108a6564a4247e3aa844

    SHA256

    fb407f6cdce0fbb2efc69e878f32b5d0ec4c86d928c726a27b4e98c843813bb7

    SHA512

    41abec7d8c0416bc5bb61916c7dc78da1fa06a0cb8f87ccc9795bc8cebca84067640c6907b5eb3f89884509c8f7b4e61a6c0ea38f8b5da579eba650adb144309

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\NcbService.exe
    MD5

    9414df91ba64c4c82bfd956988879e61

    SHA1

    d19a527f58c4102d92b4108a6564a4247e3aa844

    SHA256

    fb407f6cdce0fbb2efc69e878f32b5d0ec4c86d928c726a27b4e98c843813bb7

    SHA512

    41abec7d8c0416bc5bb61916c7dc78da1fa06a0cb8f87ccc9795bc8cebca84067640c6907b5eb3f89884509c8f7b4e61a6c0ea38f8b5da579eba650adb144309

  • \Users\Admin\Desktop\pony#904.exe
    MD5

    2c859cb22d53ca31d82916ba16dbde1a

    SHA1

    150d442f694d8fe962f42f0db5531adcd0700851

    SHA256

    22b74388c7b6da854adac2900b6577aab0e180a5d3daff90e1b1049751fd87b2

    SHA512

    192a2f609624f4b6c92de626964fd3c967efec0ac68bf5cea2c315830a35dc5b13acb2da00be0ec2887e8472dbe4d2c27c86f9ceb9991f3a8ea41ed708720134

  • memory/528-24-0x000000000048F888-mapping.dmp
  • memory/720-31-0x000007FEF6AE0000-0x000007FEF6D5A000-memory.dmp
    Filesize

    2.5MB

  • memory/1000-13-0x0000000000000000-mapping.dmp
  • memory/1080-20-0x0000000000000000-mapping.dmp
  • memory/1584-1-0x0000000000000000-mapping.dmp
  • memory/1892-15-0x0000000000400000-0x0000000000419000-memory.dmp
    Filesize

    100KB

  • memory/1892-16-0x000000000041003A-mapping.dmp
  • memory/1892-18-0x0000000000400000-0x0000000000419000-memory.dmp
    Filesize

    100KB

  • memory/1916-7-0x0000000000000000-mapping.dmp
  • memory/1940-4-0x0000000000400000-0x00000000004B2000-memory.dmp
    Filesize

    712KB

  • memory/1940-5-0x000000000048F888-mapping.dmp
  • memory/1940-10-0x0000000000400000-0x00000000004B2000-memory.dmp
    Filesize

    712KB