Analysis

  • max time kernel
    102s
  • max time network
    109s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250410-en
  • resource tags

    arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    22/04/2025, 04:15

General

  • Target

    2025-04-22_899dac47da189d48f0bd1847f409d792_amadey_elex_icedid_rhadamanthys_smoke-loader_xiaobaminer.exe

  • Size

    1.3MB

  • MD5

    899dac47da189d48f0bd1847f409d792

  • SHA1

    14ae258bddaef914946318be7bd42d2c5cd5f702

  • SHA256

    409d065d7a63930b8c487a0188d05ffeedf2b8fd9ef70eba88b3b2078b3a4aee

  • SHA512

    3e85fae1f0d4686f013b14d3a0a2a7d91d17f0ce84cd1efea75ad9893f296546c836029862fd60b9060af82b1220844f4681a4c2a1a82ae1addf961ecc73ca37

  • SSDEEP

    24576:RbByA7EJ6eCHPb9cXdYUAQr1QKVABbGfT4ttQeN/7DSBfWhV9tpCWeRK:RbYAIkppG3BQNxGfTetph7GBfWH4lK

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 8 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Adds policy Run key to start application 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 6 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-04-22_899dac47da189d48f0bd1847f409d792_amadey_elex_icedid_rhadamanthys_smoke-loader_xiaobaminer.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-04-22_899dac47da189d48f0bd1847f409d792_amadey_elex_icedid_rhadamanthys_smoke-loader_xiaobaminer.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5256
    • C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
      "C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe"
      2⤵
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops autorun.inf file
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:3520
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
      C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3932

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

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Downloads

  • C:\30f085101a08188d58\2010_x64.log.html

    Filesize

    86KB

    MD5

    ef61961f0d1e83fe37366b1a917064f5

    SHA1

    f2c422fb2a5f5d07bbb7ebd0809d6c17686ca27f

    SHA256

    59c7ad97dc56b1d2e757f789e2a003e230d6fd5cedb04a3d0e36fa4f543aeceb

    SHA512

    b42a63d77204a15020ecd3bdd601c3e9d5880a0bb3d7b92ae98817c92e0cff1c81bff8a0ead7823ef80117e293face474385106af9d0991bc32228ac3bf5d82d

  • C:\Users\Admin\AppData\Local\Temp\scoped_dir3132_1605364102\CRX_INSTALL\offscreendocument.html

    Filesize

    495B

    MD5

    17a98e40b9a7e4f37653ae32f090774b

    SHA1

    1964cf2fd13f441b50911ea9041f20e08fe09291

    SHA256

    77a027659b58b7879152909df5451c654a5d34bf144fc19738ff12ce164750de

    SHA512

    d2ee7a769098328dffd741f646d8c6a29aab816960a00a83f0073306f7c7290e0ce6b8abafcb46d909b96e8763d8fb695750e7f4e4d79154b60422ae56a256c4

  • C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe

    Filesize

    1.3MB

    MD5

    899dac47da189d48f0bd1847f409d792

    SHA1

    14ae258bddaef914946318be7bd42d2c5cd5f702

    SHA256

    409d065d7a63930b8c487a0188d05ffeedf2b8fd9ef70eba88b3b2078b3a4aee

    SHA512

    3e85fae1f0d4686f013b14d3a0a2a7d91d17f0ce84cd1efea75ad9893f296546c836029862fd60b9060af82b1220844f4681a4c2a1a82ae1addf961ecc73ca37

  • memory/3520-419-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/3520-566-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/3932-35-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/3932-36-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/5256-0-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/5256-1-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/5256-13-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB