Analysis

  • max time kernel
    146s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24/06/2022, 22:20

General

  • Target

    7757daa278b5833ca48222d150c8c3c5e0478c70f8e3bfa9f2f5ca2c8cebbd38.exe

  • Size

    4.3MB

  • MD5

    c4ebadd41eff003ad65f74012f1980f9

  • SHA1

    f01d16510c7b5a875957a2cfc66a2cd6381fcbe1

  • SHA256

    7757daa278b5833ca48222d150c8c3c5e0478c70f8e3bfa9f2f5ca2c8cebbd38

  • SHA512

    8a25bbabff1266523f000990300abb253644dfe5c05f9be31917fb33c1be0cc0a65c703806e98899134a5bc0dbf30265f63fc1db64b86ed58f746cb0c8b2daf3

Malware Config

Signatures

  • CryptBot

    A C++ stealer distributed widely in bundle with other software.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Blocklisted process makes network request 4 IoCs
  • Executes dropped EXE 2 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 8 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 12 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7757daa278b5833ca48222d150c8c3c5e0478c70f8e3bfa9f2f5ca2c8cebbd38.exe
    "C:\Users\Admin\AppData\Local\Temp\7757daa278b5833ca48222d150c8c3c5e0478c70f8e3bfa9f2f5ca2c8cebbd38.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Program Files (x86)\Ivp\bin\setup.exe
      "C:\Program Files (x86)\Ivp\bin\setup.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      PID:1996
    • C:\Windows\SysWOW64\CScript.exe
      "C:\Windows\system32\CScript.exe" "C:\Program Files (x86)\Ivp\bin\Two.vbs" //e:vbscript //B //NOLOGO
      2⤵
      • Blocklisted process makes network request
      PID:1564
    • C:\Program Files (x86)\Ivp\bin\looo.exe
      "C:\Program Files (x86)\Ivp\bin\looo.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1600

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Ivp\bin\Two.vbs

    Filesize

    126B

    MD5

    c6362e3c5585f24a9e9a2712c00c52ff

    SHA1

    9259b9609313386f004328d2c306820eae01a587

    SHA256

    184ca5b2737175e0828f3546d483778c95e23720f1375deac0090c2fe415e208

    SHA512

    59ac94fdb6f41d6dc5cbea1855897759f35032ac922b936a0b39a21b6aafb0c862c5d419afa31c0b81f106f2ce06b2909cdb5fb713534fbe36202c5a4fedfeaa

  • C:\Program Files (x86)\Ivp\bin\looo.exe

    Filesize

    2.0MB

    MD5

    7825e5f4ec5fc706ac56616f70378b0f

    SHA1

    c70065d9bf3622027f0c7008b8dd0c7b75c77ee3

    SHA256

    badce9a9680dec983fda2e90e363b5125b9f1ed914ca169e4711dfda7e139729

    SHA512

    fa9196ddd53c3238af617d4e743050f8b70ce59ebf335dafcd7e5ca745d574a52807db4ad9c7cdc7b048a72a2435f809c0531fef7a32328e64f189e3a7493bd7

  • C:\Program Files (x86)\Ivp\bin\looo.exe

    Filesize

    2.0MB

    MD5

    7825e5f4ec5fc706ac56616f70378b0f

    SHA1

    c70065d9bf3622027f0c7008b8dd0c7b75c77ee3

    SHA256

    badce9a9680dec983fda2e90e363b5125b9f1ed914ca169e4711dfda7e139729

    SHA512

    fa9196ddd53c3238af617d4e743050f8b70ce59ebf335dafcd7e5ca745d574a52807db4ad9c7cdc7b048a72a2435f809c0531fef7a32328e64f189e3a7493bd7

  • C:\Program Files (x86)\Ivp\bin\setup.exe

    Filesize

    2.2MB

    MD5

    bbe357be9aa2e1a565e84841e8b5462e

    SHA1

    ecc357b18d427869d97d7c0f9c123530d15da241

    SHA256

    02b1dcdb775d947202a4a2a740e24829cdb2261de5256ac9a2af54723819b39b

    SHA512

    b488865a518a618042bcf4a0aa9230874bb585ec34a0b61442c4dcfb3eaa88bff82091165d60db4e61c15c68bb7d29bc985c7020e2a47e713b66fa8947ab6585

  • C:\Program Files (x86)\Ivp\bin\setup.exe

    Filesize

    2.2MB

    MD5

    bbe357be9aa2e1a565e84841e8b5462e

    SHA1

    ecc357b18d427869d97d7c0f9c123530d15da241

    SHA256

    02b1dcdb775d947202a4a2a740e24829cdb2261de5256ac9a2af54723819b39b

    SHA512

    b488865a518a618042bcf4a0aa9230874bb585ec34a0b61442c4dcfb3eaa88bff82091165d60db4e61c15c68bb7d29bc985c7020e2a47e713b66fa8947ab6585

  • \Program Files (x86)\Ivp\bin\looo.exe

    Filesize

    2.0MB

    MD5

    7825e5f4ec5fc706ac56616f70378b0f

    SHA1

    c70065d9bf3622027f0c7008b8dd0c7b75c77ee3

    SHA256

    badce9a9680dec983fda2e90e363b5125b9f1ed914ca169e4711dfda7e139729

    SHA512

    fa9196ddd53c3238af617d4e743050f8b70ce59ebf335dafcd7e5ca745d574a52807db4ad9c7cdc7b048a72a2435f809c0531fef7a32328e64f189e3a7493bd7

  • \Program Files (x86)\Ivp\bin\looo.exe

    Filesize

    2.0MB

    MD5

    7825e5f4ec5fc706ac56616f70378b0f

    SHA1

    c70065d9bf3622027f0c7008b8dd0c7b75c77ee3

    SHA256

    badce9a9680dec983fda2e90e363b5125b9f1ed914ca169e4711dfda7e139729

    SHA512

    fa9196ddd53c3238af617d4e743050f8b70ce59ebf335dafcd7e5ca745d574a52807db4ad9c7cdc7b048a72a2435f809c0531fef7a32328e64f189e3a7493bd7

  • \Program Files (x86)\Ivp\bin\looo.exe

    Filesize

    2.0MB

    MD5

    7825e5f4ec5fc706ac56616f70378b0f

    SHA1

    c70065d9bf3622027f0c7008b8dd0c7b75c77ee3

    SHA256

    badce9a9680dec983fda2e90e363b5125b9f1ed914ca169e4711dfda7e139729

    SHA512

    fa9196ddd53c3238af617d4e743050f8b70ce59ebf335dafcd7e5ca745d574a52807db4ad9c7cdc7b048a72a2435f809c0531fef7a32328e64f189e3a7493bd7

  • \Program Files (x86)\Ivp\bin\setup.exe

    Filesize

    2.2MB

    MD5

    bbe357be9aa2e1a565e84841e8b5462e

    SHA1

    ecc357b18d427869d97d7c0f9c123530d15da241

    SHA256

    02b1dcdb775d947202a4a2a740e24829cdb2261de5256ac9a2af54723819b39b

    SHA512

    b488865a518a618042bcf4a0aa9230874bb585ec34a0b61442c4dcfb3eaa88bff82091165d60db4e61c15c68bb7d29bc985c7020e2a47e713b66fa8947ab6585

  • \Program Files (x86)\Ivp\bin\setup.exe

    Filesize

    2.2MB

    MD5

    bbe357be9aa2e1a565e84841e8b5462e

    SHA1

    ecc357b18d427869d97d7c0f9c123530d15da241

    SHA256

    02b1dcdb775d947202a4a2a740e24829cdb2261de5256ac9a2af54723819b39b

    SHA512

    b488865a518a618042bcf4a0aa9230874bb585ec34a0b61442c4dcfb3eaa88bff82091165d60db4e61c15c68bb7d29bc985c7020e2a47e713b66fa8947ab6585

  • \Program Files (x86)\Ivp\bin\setup.exe

    Filesize

    2.2MB

    MD5

    bbe357be9aa2e1a565e84841e8b5462e

    SHA1

    ecc357b18d427869d97d7c0f9c123530d15da241

    SHA256

    02b1dcdb775d947202a4a2a740e24829cdb2261de5256ac9a2af54723819b39b

    SHA512

    b488865a518a618042bcf4a0aa9230874bb585ec34a0b61442c4dcfb3eaa88bff82091165d60db4e61c15c68bb7d29bc985c7020e2a47e713b66fa8947ab6585

  • \Users\Admin\AppData\Local\Temp\nstC52.tmp\UAC.dll

    Filesize

    14KB

    MD5

    adb29e6b186daa765dc750128649b63d

    SHA1

    160cbdc4cb0ac2c142d361df138c537aa7e708c9

    SHA256

    2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    SHA512

    b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

  • \Users\Admin\AppData\Local\Temp\nstC52.tmp\nsExec.dll

    Filesize

    6KB

    MD5

    132e6153717a7f9710dcea4536f364cd

    SHA1

    e39bc82c7602e6dd0797115c2bd12e872a5fb2ab

    SHA256

    d29afce2588d8dd7bb94c00ca91cac0e85b80ffa6b221f5ffcb83a2497228eb2

    SHA512

    9aeb0b3051ce07fb9f03dfee7cea4a5e423425e48cb538173bd2a167817f867a30bd4d27d07875f27ca00031745b24547030b7f146660b049fa717590f1c77e1

  • memory/1600-91-0x0000000000400000-0x000000000091A000-memory.dmp

    Filesize

    5.1MB

  • memory/1600-102-0x0000000000400000-0x000000000091A000-memory.dmp

    Filesize

    5.1MB

  • memory/1600-101-0x0000000000400000-0x000000000091A000-memory.dmp

    Filesize

    5.1MB

  • memory/1600-97-0x0000000000400000-0x000000000091A000-memory.dmp

    Filesize

    5.1MB

  • memory/1600-95-0x0000000077570000-0x00000000776F0000-memory.dmp

    Filesize

    1.5MB

  • memory/1600-93-0x00000000013E0000-0x00000000018FA000-memory.dmp

    Filesize

    5.1MB

  • memory/1600-92-0x00000000013E0000-0x00000000018FA000-memory.dmp

    Filesize

    5.1MB

  • memory/1684-90-0x0000000002780000-0x0000000002C9A000-memory.dmp

    Filesize

    5.1MB

  • memory/1684-100-0x0000000002780000-0x0000000002C9A000-memory.dmp

    Filesize

    5.1MB

  • memory/1684-65-0x0000000002780000-0x0000000002CC9000-memory.dmp

    Filesize

    5.3MB

  • memory/1684-54-0x00000000752D1000-0x00000000752D3000-memory.dmp

    Filesize

    8KB

  • memory/1996-68-0x0000000000AB0000-0x0000000000FF9000-memory.dmp

    Filesize

    5.3MB

  • memory/1996-66-0x0000000001110000-0x0000000001659000-memory.dmp

    Filesize

    5.3MB

  • memory/1996-67-0x0000000000AB0000-0x0000000000FF9000-memory.dmp

    Filesize

    5.3MB

  • memory/1996-71-0x0000000077570000-0x00000000776F0000-memory.dmp

    Filesize

    1.5MB

  • memory/1996-81-0x0000000074371000-0x0000000074373000-memory.dmp

    Filesize

    8KB

  • memory/1996-98-0x0000000001110000-0x0000000001659000-memory.dmp

    Filesize

    5.3MB

  • memory/1996-99-0x0000000001110000-0x0000000001659000-memory.dmp

    Filesize

    5.3MB

  • memory/1996-74-0x0000000001110000-0x0000000001659000-memory.dmp

    Filesize

    5.3MB

  • memory/1996-73-0x00000000738C1000-0x00000000738C3000-memory.dmp

    Filesize

    8KB

  • memory/1996-72-0x0000000073D11000-0x0000000073D13000-memory.dmp

    Filesize

    8KB