Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 19:57

General

  • Target

    6d14c741f412938760c594300e845272648bc0f92a1f69145ee2dcc7d7efcbf3.exe

  • Size

    235KB

  • MD5

    de6b64eb7470044aebc250931a367747

  • SHA1

    a85ae5ea92e0116153e794412aadf726c260e31c

  • SHA256

    6d14c741f412938760c594300e845272648bc0f92a1f69145ee2dcc7d7efcbf3

  • SHA512

    5b9f50f878fe83363f63a2c0427dbdaf209465723c2a6a86c4b18f1c331cc17a00c33d0796d53ff16c8fb8d090d654a91dd662b702f09cf21cd16cbd35077e11

  • SSDEEP

    6144:vpLgHDEpTdnKUIgAXGHxh9o9eolxYusR6Py99Bq4z6k:5nTKUJA2HxfoMusR6aZq9

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 2 IoCs
  • UAC bypass 3 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 22 IoCs

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

  • UPX packed file 2 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d14c741f412938760c594300e845272648bc0f92a1f69145ee2dcc7d7efcbf3.exe
    "C:\Users\Admin\AppData\Local\Temp\6d14c741f412938760c594300e845272648bc0f92a1f69145ee2dcc7d7efcbf3.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Public\Music\DXSETUP.exe
      C:\Users\Public\Music\DXSETUP.exe
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • Enumerates connected drives
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:2224

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Public\Music\DXSETUP.exe

    Filesize

    505KB

    MD5

    bf3f290275c21bdd3951955c9c3cf32c

    SHA1

    9fd00f3bb8a870112dae464f555fcd5e7f9200c0

    SHA256

    8f47d7121ef6532ad9ad9901e44e237f5c30448b752028c58a9d19521414e40d

    SHA512

    d2c354ee8b6977d01f23c6d2bb4977812bf653eae25e7a75a7d0a36b588c89fcdbdc2a8087c24d6ff687afebd086d4b7d0c92203ce39691b21dab71eafd1d249

  • C:\Users\Public\Music\dsetup.dll

    Filesize

    184KB

    MD5

    825171c46d63826bf77f12b641c7b8c7

    SHA1

    171611aec5490a160b22193fed9781ccf2deb530

    SHA256

    ba37b11b6f583c3d95d84dfc8de35293a50e0fa63ada398efb715af6ba454096

    SHA512

    87e93561494494a8deb5a085068eb2b7513d704daf92e18cf9a954bae08125af68daca5767fde7894e232f75bb5e379f9be1c495208f93ab92cafb9b80214fe1

  • C:\Users\Public\Music\wc.xml

    Filesize

    75KB

    MD5

    82c3c8d3a6221cf8db71fdee532bfedf

    SHA1

    6c2a447acc79cacecc8efbe0b8de38fd194aa095

    SHA256

    3177dbc2ce8f68405fc874f6189ccf947d8217227ffc81a85f9b23aec1f47f80

    SHA512

    491e914b091d218a663abca5f2c2aed2b839ba87a74429c285145baef6a23fb4cf0718b64869a04237258d0608c44c6e2cec3446feaae9b4d5a7071a0325f420

  • memory/1736-0-0x0000000000400000-0x00000000004D0000-memory.dmp

    Filesize

    832KB

  • memory/1736-23-0x0000000000400000-0x00000000004D0000-memory.dmp

    Filesize

    832KB

  • memory/2224-17-0x00000000008F0000-0x0000000000945000-memory.dmp

    Filesize

    340KB

  • memory/2224-14-0x0000000000A70000-0x0000000000AEE000-memory.dmp

    Filesize

    504KB

  • memory/2224-15-0x00000000008F0000-0x0000000000945000-memory.dmp

    Filesize

    340KB

  • memory/2224-13-0x00000000000D0000-0x00000000000D1000-memory.dmp

    Filesize

    4KB

  • memory/2224-19-0x00000000008F0000-0x0000000000945000-memory.dmp

    Filesize

    340KB

  • memory/2224-20-0x00000000008F0000-0x0000000000945000-memory.dmp

    Filesize

    340KB

  • memory/2224-18-0x00000000008F0000-0x0000000000945000-memory.dmp

    Filesize

    340KB

  • memory/2224-21-0x00000000008F0000-0x0000000000945000-memory.dmp

    Filesize

    340KB

  • memory/2224-22-0x00000000008F0000-0x0000000000945000-memory.dmp

    Filesize

    340KB

  • memory/2224-12-0x00000000000B0000-0x00000000000C8000-memory.dmp

    Filesize

    96KB

  • memory/2224-24-0x00000000000B0000-0x00000000000C8000-memory.dmp

    Filesize

    96KB

  • memory/2224-26-0x00000000008F0000-0x0000000000945000-memory.dmp

    Filesize

    340KB