Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 13:42

General

  • Target

    JaffaCakes118_b967e053ffcb6ace85682c81635a564bf2f57d15f9926e562a1206881e67d994.exe

  • Size

    1.2MB

  • MD5

    33e31bfa26801d569fb13f7dd4d2cc15

  • SHA1

    0b407a075f02cd43c7fc35257060563bf4418c09

  • SHA256

    b967e053ffcb6ace85682c81635a564bf2f57d15f9926e562a1206881e67d994

  • SHA512

    823a20bbaf556471356fbfa17c3ca2773d85ba1d3941c49e1f3ec751fa6f72f06524fafef4c3998f391e48f04b0ad7763ffe77b2aecbad1206827ed4285c0655

  • SSDEEP

    24576:lB0NWp6nr52LyDXRfJ5dwEztbXCmAUscM7P8g6A7Vpg83atTUHnlr:lBSDnV3XRfJ/emAUscMoCVuw

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 12 IoCs
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 10 IoCs

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

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b967e053ffcb6ace85682c81635a564bf2f57d15f9926e562a1206881e67d994.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b967e053ffcb6ace85682c81635a564bf2f57d15f9926e562a1206881e67d994.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1216
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b967e053ffcb6ace85682c81635a564bf2f57d15f9926e562a1206881e67d994.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4748
      • C:\Windows\SysWOW64\sc.exe
        sc failure SQL Server Reporting Services (MSSQLSERVSER) reset= 86400 actions= restart/1000
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:4652
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Windows\System32\\Delete00.bat
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4828
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:1436
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Delete00.bat

    Filesize

    179B

    MD5

    786b99820dda2d553668d20d44bb6551

    SHA1

    59260a92862ee054ad1f42e7c528d4015f2f8160

    SHA256

    9f5c588afb19f4796e7fe22c215b7b92943bb566e4bc715621ad7a2a4b398c21

    SHA512

    a5990fa7a46ddc5eeb8d491cf17978e353f74a6fde2d0391938ed4f0e32b5446c9308386e2acce77c05ba01c442ac3587dde90c7b5e67bf5c35273f61ae246bb

  • \??\c:\programdata\microsoft\windows\gameexplorer\remote.hlp

    Filesize

    936KB

    MD5

    2148ed98f723563683990f569d23bf43

    SHA1

    25cfad1a06933f65f7d110a81d7adbfa83c19005

    SHA256

    b53132d5c59e5e62e23a9cb65fa9c09aa8403f625d76877c4e8fd60a331be56a

    SHA512

    8ac4b829802e3238fcdf6629b09417dfb48b04d18880a230a387b3673c724a8281c795c83e7a088c12ef676b9fd054b70f90aebca34a1217fc7376aeb9f13dfa

  • memory/1216-8-0x0000000000400000-0x00000000005CA000-memory.dmp

    Filesize

    1.8MB

  • memory/1216-0-0x0000000000400000-0x00000000005CA000-memory.dmp

    Filesize

    1.8MB

  • memory/4544-24-0x0000000010000000-0x0000000010100000-memory.dmp

    Filesize

    1024KB

  • memory/4544-21-0x0000000001490000-0x000000000149B000-memory.dmp

    Filesize

    44KB

  • memory/4544-32-0x0000000010000000-0x0000000010100000-memory.dmp

    Filesize

    1024KB

  • memory/4544-28-0x0000000010000000-0x0000000010100000-memory.dmp

    Filesize

    1024KB

  • memory/4544-18-0x0000000001490000-0x000000000149B000-memory.dmp

    Filesize

    44KB

  • memory/4544-17-0x0000000001490000-0x000000000149B000-memory.dmp

    Filesize

    44KB

  • memory/4544-27-0x0000000010000000-0x0000000010100000-memory.dmp

    Filesize

    1024KB

  • memory/4544-25-0x0000000010000000-0x0000000010100000-memory.dmp

    Filesize

    1024KB

  • memory/4544-20-0x0000000010000000-0x0000000010100000-memory.dmp

    Filesize

    1024KB

  • memory/4544-22-0x0000000010000000-0x0000000010100000-memory.dmp

    Filesize

    1024KB

  • memory/4544-23-0x0000000010000000-0x0000000010100000-memory.dmp

    Filesize

    1024KB

  • memory/4748-4-0x0000000000400000-0x0000000000611000-memory.dmp

    Filesize

    2.1MB

  • memory/4748-3-0x0000000000400000-0x0000000000611000-memory.dmp

    Filesize

    2.1MB

  • memory/4748-6-0x0000000000400000-0x0000000000611000-memory.dmp

    Filesize

    2.1MB

  • memory/4748-15-0x0000000000400000-0x0000000000611000-memory.dmp

    Filesize

    2.1MB

  • memory/4748-5-0x0000000000400000-0x0000000000611000-memory.dmp

    Filesize

    2.1MB