General

  • Target

    6bbb845d60a2ed15f707dcc91f1f72bae98dad0cce35469449211426f84b7317

  • Size

    321KB

  • Sample

    221202-klgtlsag46

  • MD5

    848271008cf08b94f60a3c490c4f1cd0

  • SHA1

    406499c1835d7793af780c952d571e294328939c

  • SHA256

    6bbb845d60a2ed15f707dcc91f1f72bae98dad0cce35469449211426f84b7317

  • SHA512

    7b795cdaae48a55133d964ad3c0b91fd8f9ef0e93ae8ab53cb47b7dd87bb3f6c51405637afa8b0dbeb85f5744aa08db362bd09f9f3bdfb841e88d8401463e270

  • SSDEEP

    6144:Sb8KgFXihaVPhsHMwq2VWU/5kWjRJHbBYseP4fJpS9snJ4rbDMf1x:SbDgFXdvwq2VWS9YuJp5n+DOx

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

Victima

C2

legnalive.no-ip.info:3561

Mutex

33778157BPB72X

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    system32

  • install_file

    vmplayer.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    1234

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Targets

    • Target

      6bbb845d60a2ed15f707dcc91f1f72bae98dad0cce35469449211426f84b7317

    • Size

      321KB

    • MD5

      848271008cf08b94f60a3c490c4f1cd0

    • SHA1

      406499c1835d7793af780c952d571e294328939c

    • SHA256

      6bbb845d60a2ed15f707dcc91f1f72bae98dad0cce35469449211426f84b7317

    • SHA512

      7b795cdaae48a55133d964ad3c0b91fd8f9ef0e93ae8ab53cb47b7dd87bb3f6c51405637afa8b0dbeb85f5744aa08db362bd09f9f3bdfb841e88d8401463e270

    • SSDEEP

      6144:Sb8KgFXihaVPhsHMwq2VWU/5kWjRJHbBYseP4fJpS9snJ4rbDMf1x:SbDgFXdvwq2VWS9YuJp5n+DOx

    • CyberGate, Rebhip

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

    • Adds policy Run key to start application

    • Executes dropped EXE

    • Modifies Installed Components in the registry

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

3
T1060

Defense Evasion

Modify Registry

3
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks