Analysis

  • max time kernel
    142s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 13:40

General

  • Target

    1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe

  • Size

    8.0MB

  • MD5

    88a791ca7c9bd7b04efcb778adaaf9c6

  • SHA1

    dc1afe479978148aa15b7381b2b6b3a5e22248e6

  • SHA256

    1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c

  • SHA512

    a2a4c5d7b8df2921450cc664481f75d2be654746133988c49ce9896c749db64a65bbdd0104f1326d647016a3f0c9dc5754e95061f1cbafb109b3fb60b1f35ea1

  • SSDEEP

    196608:8Rv44PbN62rYru3efvUPgyvx8AaDbhkEaXtcg6UuYl3mKXzGefry:CPPcXf83kv2fttPl/ry

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 2 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 6 IoCs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe
    "C:\Users\Admin\AppData\Local\Temp\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2232
    • C:\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe
      C:\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe C:\Users\Admin\AppData\Local\Temp\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe init
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2364
      • C:\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe
        C:\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe C:\Users\Admin\AppData\Local\Temp\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe init *215721*61603920*967565*67502120*2364
        3⤵
        • Checks BIOS information in registry
        • Deletes itself
        • Executes dropped EXE
        • Loads dropped DLL
        • Enumerates connected drives
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1608

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c\Wav\sound2.lst

    Filesize

    34KB

    MD5

    6251840525dbbdf62f5ed0037b0434c0

    SHA1

    d0465e97ab6523327246217569222ddb4590d6d2

    SHA256

    e68da26d180d8543720c2d1b3c986dbed4d9af7ab9e80b278c9053b4d8dc7d1b

    SHA512

    87304f0781c550ca0b8a0e01684a93892427411a092a878611dd759f9414562ae4e598a966c05d11ba4537c262feba906c76a4226b0b8d2449955a70501c37c1

  • C:\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c\data\imeSkin.skn

    Filesize

    134KB

    MD5

    ce058ead71175aff0053366a5abd7c7e

    SHA1

    48b09595b2f470bdeefb3b98efe1de7ad6206dbe

    SHA256

    e0619062451a156ed55fdb65cc8f628940b5dde333b759ee8b9f2dbd0d00efd2

    SHA512

    d81b40f42864558b2c8dc9e4dfcbaea8c56664d4989526e38daba05eb7fc97babb185a27871925f991898bf0964a417d1fa98848e867cad36982b5881ab43d66

  • \1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c\1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c.exe

    Filesize

    8.0MB

    MD5

    88a791ca7c9bd7b04efcb778adaaf9c6

    SHA1

    dc1afe479978148aa15b7381b2b6b3a5e22248e6

    SHA256

    1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c

    SHA512

    a2a4c5d7b8df2921450cc664481f75d2be654746133988c49ce9896c749db64a65bbdd0104f1326d647016a3f0c9dc5754e95061f1cbafb109b3fb60b1f35ea1

  • \1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c\libeay32.dll

    Filesize

    1.3MB

    MD5

    8cb6dd895e718df6512b993bdaf693a0

    SHA1

    844796bf5b2b7274595000adc1c91d08860e6ac8

    SHA256

    a7c1e7cb1aed70e4867f9b167e4f3848c82717022a23aec86c131222f45d01da

    SHA512

    9715cb8fe948e16b5df51ad423b8794e5e4a9a7d63b730167ba572c5212d7d362e35f9be450851c1c3c8896f9a988ce3d395c8e88d2b79bc7dcbf5e332cc8b2c

  • \1537569c525da9c80578a555c4a73b10cf4340a23cc08e0da608e94dbe12701c\ssleay32.dll

    Filesize

    333KB

    MD5

    212f6dcd2ff82d32dbe8b89fce9e218e

    SHA1

    bf3d68c44faaa8792de46be47ccfaa280da60d90

    SHA256

    bbbe7278d8786be2fa24336bb381b00c617e251593c62c68df61e321d866b86b

    SHA512

    683dae69b1c48289797c22874b0703aa7326c0e889c91b8f13a9df02ce0c81b09d19e86f09f84eb466f921e352e664822112b4cd5a02301c0ba039772ec2bfe5

  • memory/1608-36-0x00000000003E0000-0x00000000003EB000-memory.dmp

    Filesize

    44KB

  • memory/1608-44-0x0000000000400000-0x0000000000C18000-memory.dmp

    Filesize

    8.1MB

  • memory/1608-87-0x0000000000400000-0x0000000000C18000-memory.dmp

    Filesize

    8.1MB

  • memory/1608-85-0x0000000005BF0000-0x0000000005D30000-memory.dmp

    Filesize

    1.2MB

  • memory/1608-34-0x0000000000400000-0x0000000000C18000-memory.dmp

    Filesize

    8.1MB

  • memory/1608-84-0x0000000005BF0000-0x0000000005D30000-memory.dmp

    Filesize

    1.2MB

  • memory/1608-78-0x0000000002EA0000-0x0000000003094000-memory.dmp

    Filesize

    2.0MB

  • memory/1608-76-0x0000000002EA0000-0x0000000003094000-memory.dmp

    Filesize

    2.0MB

  • memory/1608-29-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/1608-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1608-35-0x0000000000400000-0x0000000000C18000-memory.dmp

    Filesize

    8.1MB

  • memory/1608-75-0x0000000002EA0000-0x0000000003094000-memory.dmp

    Filesize

    2.0MB

  • memory/1608-74-0x0000000002EA0000-0x0000000003094000-memory.dmp

    Filesize

    2.0MB

  • memory/1608-39-0x0000000002EA0000-0x0000000003094000-memory.dmp

    Filesize

    2.0MB

  • memory/1608-41-0x0000000002EA0000-0x0000000003094000-memory.dmp

    Filesize

    2.0MB

  • memory/1608-72-0x0000000000400000-0x0000000000C18000-memory.dmp

    Filesize

    8.1MB

  • memory/1608-45-0x0000000000400000-0x0000000000C18000-memory.dmp

    Filesize

    8.1MB

  • memory/2232-73-0x0000000003FE0000-0x0000000004F54000-memory.dmp

    Filesize

    15.5MB

  • memory/2232-11-0x0000000000400000-0x0000000001374000-memory.dmp

    Filesize

    15.5MB

  • memory/2232-0-0x0000000000400000-0x0000000001374000-memory.dmp

    Filesize

    15.5MB

  • memory/2232-12-0x0000000003FE0000-0x0000000004F54000-memory.dmp

    Filesize

    15.5MB

  • memory/2364-38-0x0000000000400000-0x0000000001374000-memory.dmp

    Filesize

    15.5MB

  • memory/2364-21-0x0000000000280000-0x00000000002ED000-memory.dmp

    Filesize

    436KB

  • memory/2364-26-0x0000000000280000-0x00000000002ED000-memory.dmp

    Filesize

    436KB

  • memory/2364-13-0x0000000000400000-0x0000000001374000-memory.dmp

    Filesize

    15.5MB

  • memory/2364-15-0x0000000000280000-0x00000000002ED000-memory.dmp

    Filesize

    436KB

  • memory/2364-31-0x0000000006060000-0x0000000006FD4000-memory.dmp

    Filesize

    15.5MB

  • memory/2364-33-0x0000000000280000-0x00000000002ED000-memory.dmp

    Filesize

    436KB

  • memory/2364-18-0x0000000000280000-0x00000000002ED000-memory.dmp

    Filesize

    436KB

  • memory/2364-24-0x0000000004A70000-0x0000000004F00000-memory.dmp

    Filesize

    4.6MB