Overview

overview

10

Static

static

FRT-2022-D...1).exe

windows7-x64

10

FRT-2022-D...1).exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-09-2022 08:01

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    FRT-2022-DDSP00001-B(01).exe

  • Size

    1023KB

  • MD5

    57f76540f090fe4e9e5141317a8136e1

  • SHA1

    cc8c7a739fb0a26e6d0e55f5107fc76ea3345a10

  • SHA256

    383f6ffeb727943af4e96cc93ab2615b14fd8b09c7e376aebc455ef82913f07f

  • SHA512

    5a07fe45b8c58aa3148d4e0559992f596fa24d95b53fc2a9bc56130231b9c1af18cefb67181ce6f93281fdc87fe974110a3204ea7b030866c63f5436b90fc78b

  • SSDEEP

    12288:x/yEifpu0utgokp/WWd/HRmwQkuL5v6YNHC/AAyRp3LBBTgqKmdUsF:ByEihvuFBWhswnuLXM/AAUpsq4sF

Score
10/10
remcosnew rem stubcollectionratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

NEW REM STUB

C2

valvesco.duckdns.org:5050

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-48V73L

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

    ratremcos
  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
    collection
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe
    "C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:240
    • C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe
      "C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1280
      • C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe
        C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe /stext "C:\Users\Admin\AppData\Local\Temp\fvdbxbktjdvgxkmitts"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1388
      • C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe
        C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe /stext "C:\Users\Admin\AppData\Local\Temp\pxqtxuvvflnthqiukefbvu"
        3⤵
          PID:1384
        • C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe
          C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe /stext "C:\Users\Admin\AppData\Local\Temp\pxqtxuvvflnthqiukefbvu"
          3⤵
          • Accesses Microsoft Outlook accounts
          PID:1668
        • C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe
          C:\Users\Admin\AppData\Local\Temp\FRT-2022-DDSP00001-B(01).exe /stext "C:\Users\Admin\AppData\Local\Temp\sswmymfottfyjwwytoavgglkva"
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:288

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\fvdbxbktjdvgxkmitts
      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

      Download Submit
    • memory/240-54-0x00000000008C0000-0x00000000009C6000-memory.dmp
      Filesize

      1.0MB

      Download
    • memory/240-55-0x0000000075DA1000-0x0000000075DA3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/240-56-0x0000000000590000-0x00000000005A4000-memory.dmp
      Filesize

      80KB

      Download
    • memory/240-57-0x00000000005A0000-0x00000000005AC000-memory.dmp
      Filesize

      48KB

      Download
    • memory/240-58-0x0000000008030000-0x0000000008100000-memory.dmp
      Filesize

      832KB

      Download
    • memory/240-59-0x0000000005DA0000-0x0000000005E1C000-memory.dmp
      Filesize

      496KB

      Download
    • memory/288-84-0x0000000000400000-0x0000000000424000-memory.dmp
      Filesize

      144KB

      Download
    • memory/288-82-0x0000000000422206-mapping.dmp
      Download
    • memory/1280-68-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-60-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-67-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-65-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-70-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-72-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-73-0x00000000004327A4-mapping.dmp
      Download
    • memory/1280-76-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-77-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-66-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-89-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-63-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1280-61-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

      Download
    • memory/1388-78-0x0000000000476274-mapping.dmp
      Download
    • memory/1388-85-0x0000000000400000-0x0000000000478000-memory.dmp
      Filesize

      480KB

      Download
    • memory/1668-86-0x0000000000400000-0x0000000000457000-memory.dmp
      Filesize

      348KB

      Download
    • memory/1668-88-0x0000000000400000-0x0000000000457000-memory.dmp
      Filesize

      348KB

      Download
    • memory/1668-80-0x0000000000455238-mapping.dmp
      Download