General

  • Target

    ca8e5fd5fd7b46c01b689b7f83f002ec

  • Size

    840KB

  • Sample

    240315-fsce9aba22

  • MD5

    ca8e5fd5fd7b46c01b689b7f83f002ec

  • SHA1

    8114222c23092baf3dcc7ef776c1e8ec9c44fdd5

  • SHA256

    f7afcd8f047aa38bef1db2bd3135bf34bb370ba20151ecaf280b7304de8d8e16

  • SHA512

    b8b0368a113beb44e819938b5888a792eb5fcf11095fae8012e1088260530f59d87246dd77d594cd66a5dd07b902089350bfdc438da29c3a0b4b59df3cb12ffa

  • SSDEEP

    24576:sILt+8mZJO5oWJR3qKo7uQ4gGo9te14ReLWUpEqkV8J:sYtj95oWJR3qKoK/dKJRpeVkVy

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

remote

C2

bikini.no-ip.info:888

Mutex

VX05B48LM7K3MV

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    install

  • install_file

    svchost.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    sex

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Targets

    • Target

      ca8e5fd5fd7b46c01b689b7f83f002ec

    • Size

      840KB

    • MD5

      ca8e5fd5fd7b46c01b689b7f83f002ec

    • SHA1

      8114222c23092baf3dcc7ef776c1e8ec9c44fdd5

    • SHA256

      f7afcd8f047aa38bef1db2bd3135bf34bb370ba20151ecaf280b7304de8d8e16

    • SHA512

      b8b0368a113beb44e819938b5888a792eb5fcf11095fae8012e1088260530f59d87246dd77d594cd66a5dd07b902089350bfdc438da29c3a0b4b59df3cb12ffa

    • SSDEEP

      24576:sILt+8mZJO5oWJR3qKo7uQ4gGo9te14ReLWUpEqkV8J:sYtj95oWJR3qKoK/dKJRpeVkVy

    • CyberGate, Rebhip

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

    • Adds policy Run key to start application

    • Modifies Installed Components in the registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Defense Evasion

Modify Registry

3
T1112

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Tasks