Analysis

  • max time kernel
    127s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    21-10-2023 21:14

General

  • Target

    NEAS.1dc74e2aff4dbcee2d1555ae9530da50.exe

  • Size

    27KB

  • MD5

    1dc74e2aff4dbcee2d1555ae9530da50

  • SHA1

    074744dd9a96d91900ab1c8dce417aae7a2407aa

  • SHA256

    c8feedbae6121eb725bd26332685c1b0aed12be1339160d3c6dce038baad81ba

  • SHA512

    c11b795c88dce6fc6dfbc1cc613c61a6f0359bc9ff595de018d1a9da4e8e277d31c7d7352c8ea556fed84fa4c633a97fe8b3bc469e1446ff686cd013f9fdfd05

  • SSDEEP

    384:am7SCFozc/T94Umdjpxq4TqvhyY3Q6oVxYU3llDT64LdAeMvVG:l7Xezc/T6Zp14hyYtoVxYPLVG

Malware Config

Extracted

Family

sakula

C2

http://www.we11point.com:443/view.asp?cookie=%s&type=%d&vid=%d

http://www.we11point.com:443/photo/%s.jpg?vid=%d

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.1dc74e2aff4dbcee2d1555ae9530da50.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.1dc74e2aff4dbcee2d1555ae9530da50.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2904
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Windows\SysWOW64\reg.exe
        reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
        3⤵
        • Adds Run key to start application
        • Modifies registry key
        PID:2288
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2512
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 & del "C:\Users\Admin\AppData\Local\Temp\NEAS.1dc74e2aff4dbcee2d1555ae9530da50.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2616
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    Filesize

    27KB

    MD5

    a3f575a5313e4f00f6221940a9868c9c

    SHA1

    3a199913c787bbc888f408d5517e2de6b464131c

    SHA256

    3535d26f1d4fe364a767f617c993da53af6add365e1d6571b5905c5884f731d4

    SHA512

    84c02551d8d1af76a897fb3000929cb186af7346e0bffea3e5b8613ae8e75736173ea6a85a202bff6e8a6d525cf93673bbb1808ca2e178184f39a20a10e3505e

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    Filesize

    27KB

    MD5

    a3f575a5313e4f00f6221940a9868c9c

    SHA1

    3a199913c787bbc888f408d5517e2de6b464131c

    SHA256

    3535d26f1d4fe364a767f617c993da53af6add365e1d6571b5905c5884f731d4

    SHA512

    84c02551d8d1af76a897fb3000929cb186af7346e0bffea3e5b8613ae8e75736173ea6a85a202bff6e8a6d525cf93673bbb1808ca2e178184f39a20a10e3505e

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    Filesize

    27KB

    MD5

    a3f575a5313e4f00f6221940a9868c9c

    SHA1

    3a199913c787bbc888f408d5517e2de6b464131c

    SHA256

    3535d26f1d4fe364a767f617c993da53af6add365e1d6571b5905c5884f731d4

    SHA512

    84c02551d8d1af76a897fb3000929cb186af7346e0bffea3e5b8613ae8e75736173ea6a85a202bff6e8a6d525cf93673bbb1808ca2e178184f39a20a10e3505e

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    Filesize

    27KB

    MD5

    a3f575a5313e4f00f6221940a9868c9c

    SHA1

    3a199913c787bbc888f408d5517e2de6b464131c

    SHA256

    3535d26f1d4fe364a767f617c993da53af6add365e1d6571b5905c5884f731d4

    SHA512

    84c02551d8d1af76a897fb3000929cb186af7346e0bffea3e5b8613ae8e75736173ea6a85a202bff6e8a6d525cf93673bbb1808ca2e178184f39a20a10e3505e

  • memory/2904-0-0x0000000000400000-0x0000000000408000-memory.dmp
    Filesize

    32KB

  • memory/2904-9-0x0000000000400000-0x0000000000408000-memory.dmp
    Filesize

    32KB