Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/03/2025, 13:09

General

  • Target

    2025-03-30_286c993549284ae3bc3b69aaaf245989_akira_cobalt-strike_satacom.exe

  • Size

    851KB

  • MD5

    286c993549284ae3bc3b69aaaf245989

  • SHA1

    b578e0e633dff6e1cc6d24cfcd2c0b37eb7e97d0

  • SHA256

    c184bf588747edafdb3d608d14d73a997663a0ea05097ec6a2092df9ef41f320

  • SHA512

    9988ae82ec461b5110726a253e517dc86d31d17d26d64581412ed1a850b6bc5c2fcfc8afc53c974132caf5fd39c201f3a0282a5386297b5997ea0875b3c96e9b

  • SSDEEP

    12288:ekdys8KfVvNY5vWI20RmiD0U7nTGF6pbE7FZlPHE0GXgl2MjtVpO4f+GwJjUFVo:ekVTfpS5v0Q3rTG+E7FvPk0OgnjtP3R

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

www.sangrodrinkinbottleporto.xyz:33162

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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-E90YQY

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • Remcos family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-03-30_286c993549284ae3bc3b69aaaf245989_akira_cobalt-strike_satacom.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-30_286c993549284ae3bc3b69aaaf245989_akira_cobalt-strike_satacom.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Temp\update.exe
      "C:\Users\Admin\AppData\Local\Temp\update.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\g2m.dll

    Filesize

    697KB

    MD5

    a105ee3af67f20592422fa8e4fa4d6e8

    SHA1

    41ce108a4d38b3454bdfc7a3f8ab94e1ad774328

    SHA256

    8d16594d85fa3c9eb5cc858a379e38799965dda99f00dd4a0b9c8a2fcf01f049

    SHA512

    3fb7f66e273c525d1680087f427cf1734ba2c26b140b36a4c551ce14577dfc5834c5dbdb52b80a9b11023fa0d0e35f2c0e5b9bc5506b43808d4e73a24d790483

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

    Filesize

    39KB

    MD5

    f1b14f71252de9ac763dbfbfbfc8c2dc

    SHA1

    dcc2dcb26c1649887f1d5ae557a000b5fe34bb98

    SHA256

    796ea1d27ed5825e300c3c9505a87b2445886623235f3e41258de90ba1604cd5

    SHA512

    636a32fb8a88a542783aa57fe047b6bca47b2bd23b41b3902671c4e9036c6dbb97576be27fd2395a988653e6b63714277873e077519b4a06cdc5f63d3c4224e0

  • memory/456-16-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-18-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-12-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-11-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-13-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-14-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-10-0x0000000002610000-0x0000000002685000-memory.dmp

    Filesize

    468KB

  • memory/456-15-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-17-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-9-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-19-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-20-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-21-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-22-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-23-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-25-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB

  • memory/456-24-0x0000000002690000-0x000000000270D000-memory.dmp

    Filesize

    500KB