Analysis

  • max time kernel
    112s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2023 04:03

General

  • Target

    12ff19f6fce9159f74d34b57611ea5c946db70a33315dcb77fbad1e1d2c16a16.exe

  • Size

    167KB

  • MD5

    ec2e7128384a37eb358a8144b7d0246f

  • SHA1

    eaf65afadffff130860f5a2539ce15bcb4019390

  • SHA256

    12ff19f6fce9159f74d34b57611ea5c946db70a33315dcb77fbad1e1d2c16a16

  • SHA512

    2291c9a5a07fa6f6cfd3697978b7dfa136a1873b8dfbaf51962e7334d4d6c8237a8d5a25f18008722ef8820c14a1ca3d18bbf044fc321d58d4a07ca6daeaa9ef

  • SSDEEP

    3072:fyVV2j6nhx9s4a29Fz1xzTIUveXAptVrRl4935ScXcRaQLmoutZ:SV2j6nm4a29JtGQpttRl49pSyrDoSZ

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 2 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\12ff19f6fce9159f74d34b57611ea5c946db70a33315dcb77fbad1e1d2c16a16.exe
    "C:\Users\Admin\AppData\Local\Temp\12ff19f6fce9159f74d34b57611ea5c946db70a33315dcb77fbad1e1d2c16a16.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4132
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\CnCr.bat
      2⤵
      • Drops file in Windows directory
      PID:4252

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\CnCr.bat

    Filesize

    2KB

    MD5

    bc14eedce16f2848028f6b2fbdfb4e10

    SHA1

    48b5ac186eaf243c2331e383e3f0d5dc2c3a03a7

    SHA256

    af4eeeb743372f47276659a332ca7853231aab575701c5a3a47509e9d5b6a39a

    SHA512

    cdcd3d42e3f77f603ec42efb015b1b4ce4e6dacabcf06b713b1ac008652fd9c7897e13cd1f43addb2891996cbd3944346ad4bacdd28ab985a8fafd2c1d06f292

  • memory/4132-6-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/4132-2-0x0000000000680000-0x0000000000698000-memory.dmp

    Filesize

    96KB

  • memory/4132-3-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/4132-4-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/4132-5-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/4132-0-0x0000000000400000-0x00000000004A1000-memory.dmp

    Filesize

    644KB

  • memory/4132-7-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/4132-8-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/4132-9-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/4132-1-0x0000000000680000-0x0000000000698000-memory.dmp

    Filesize

    96KB

  • memory/4132-13-0x0000000000400000-0x00000000004A1000-memory.dmp

    Filesize

    644KB

  • memory/4132-15-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB