Analysis

  • max time kernel
    119s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    16-11-2023 15:55

General

  • Target

    737ce22aa34496d7be3db0bbafb2dc03501155ed532c4a422d1ff2f006ec5cf2.dll

  • Size

    4.0MB

  • MD5

    f3cdef8b8c0b1ed8606d20c2ebec222a

  • SHA1

    f7373185035adc10d75d64e745cd624c140a5681

  • SHA256

    737ce22aa34496d7be3db0bbafb2dc03501155ed532c4a422d1ff2f006ec5cf2

  • SHA512

    6a0c2fa6368c583c6250b5c870baa332e14415943749479ae55d2ad4adf35df07c22d0e316b13cfad926e5f0659629c515eb2aa6fb9a289d5a8bcdf0dee6bf96

  • SSDEEP

    49152:mE/uZakB6PGHKQmV2jqtH/fs1M/WEUpRO0YnMmPOfKGuG4gVzdysS095w4xYd4Ji:ZksMKQmV2js3fWzHnsRaDSioPk

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 3 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 6 IoCs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\737ce22aa34496d7be3db0bbafb2dc03501155ed532c4a422d1ff2f006ec5cf2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\737ce22aa34496d7be3db0bbafb2dc03501155ed532c4a422d1ff2f006ec5cf2.dll,#1
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:1732

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\E2EECore.2.7.2.dll

    Filesize

    8.4MB

    MD5

    8b6c94bbdbfb213e94a5dcb4fac28ce3

    SHA1

    b56102ca4f03556f387f8b30e2b404efabe0cb65

    SHA256

    982a177924762f270b36fe34c7d6847392b48ae53151dc2011078dceef487a53

    SHA512

    9d6d63b5d8cf7a978d7e91126d7a343c2f7acd00022da9d692f63e50835fdd84a59a93328564f10622f2b1f6adfd7febdd98b8ddb294d0754ed45cc9c165d25a

  • memory/1732-0-0x0000000010000000-0x0000000010970000-memory.dmp

    Filesize

    9.4MB

  • memory/1732-1-0x0000000010000000-0x0000000010970000-memory.dmp

    Filesize

    9.4MB

  • memory/1732-2-0x0000000010000000-0x0000000010970000-memory.dmp

    Filesize

    9.4MB

  • memory/1732-3-0x0000000010000000-0x0000000010970000-memory.dmp

    Filesize

    9.4MB

  • memory/1732-8-0x0000000000110000-0x0000000000125000-memory.dmp

    Filesize

    84KB

  • memory/1732-9-0x0000000010000000-0x0000000010970000-memory.dmp

    Filesize

    9.4MB