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Overview

overview

9

Static

static

3

2eb19b2012...82.exe

windows7-x64

9

2eb19b2012...82.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2024, 18:47

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General

  • Target

    2eb19b201206975fbd8732295fd10e12720a0152bd28e44d945605f29667a382.exe

  • Size

    209KB

  • MD5

    8f4817939322e8ede46d87913fae3fa3

  • SHA1

    a68a68bb6281972c6392af9540d40b02c3b1c62f

  • SHA256

    2eb19b201206975fbd8732295fd10e12720a0152bd28e44d945605f29667a382

  • SHA512

    14012dac48562644cdb86f1bd44ee4c8de59524b5fe90f1c13fc3146a7d2a9d6e25563ca5859929b8db3da03bce15a174e711e11eae41f1d68096705bfd5473f

  • SSDEEP

    6144:uVtV0QPQCnSQsTEWYChnUnPJuHC3vcWY:ubVQk1wnGACvc

Score
9/10
bootkitpersistencespywarestealer

Malware Config

Signatures

  • Detects executables containing base64 encoded User Agent 2 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Drops file in Program Files directory 4 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2eb19b201206975fbd8732295fd10e12720a0152bd28e44d945605f29667a382.exe
    "C:\Users\Admin\AppData\Local\Temp\2eb19b201206975fbd8732295fd10e12720a0152bd28e44d945605f29667a382.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4588
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ethkymn.exe "C:\Users\Admin\AppData\Local\Temp\2eb19b201206975fbd8732295fd10e12720a0152bd28e44d945605f29667a382.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2776
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:2268
      • C:\Users\Admin\AppData\Local\Temp\ethkymn.exe
        C:\Users\Admin\AppData\Local\Temp\\ethkymn.exe "C:\Users\Admin\AppData\Local\Temp\2eb19b201206975fbd8732295fd10e12720a0152bd28e44d945605f29667a382.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:5088
        • \??\c:\Program Files\vxslbt\mni.exe
          "c:\Program Files\vxslbt\mni.exe" "c:\Program Files\vxslbt\mnisk.dll",Group C:\Users\Admin\AppData\Local\Temp\ethkymn.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\vxslbt\mni.exe
    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    Download Submit

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

    209KB

    MD5

    bb66c4cb0bc8d210d0b3b50c085cf38b

    SHA1

    07dbb9f29ce340ec8c850bb6a98a97aed11b88b5

    SHA256

    948055f70a922a1bff43a187902fed56e8c2fb5b2c762754819934946e57f7ad

    SHA512

    28ecf459df48697e5b011c17f83a14f8caf5c1578e88870df65c4c7b2eb5734e69167a862071d6142e5c589a38a2c6068d10c951bef6b3f8b1e713c629c27656

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  • \??\c:\Program Files\vxslbt\mnisk.dll
    Filesize

    148KB

    MD5

    bc5c58df53324ac988ef025868da76c2

    SHA1

    cacd045bf95587278a0c7078f2a519f179ba91ca

    SHA256

    07efb774f2b25dac4c7ae2eeabd63c51b3d3a57146d7d563ab09c815325bb597

    SHA512

    b0c0ae56705fc320784bf2b7e8b78084c10a9daf9a334568d4dfe8768f4afc8cc99dfe889b66e17712d88ecf590631986c37cedb4f719f072975ccffcd2d3868

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  • memory/4444-14-0x0000000010000000-0x0000000010054000-memory.dmp

    Filesize

    336KB

    Download

  • memory/4444-15-0x0000000010000000-0x0000000010054000-memory.dmp

    Filesize

    336KB

    Download

  • memory/4444-17-0x0000000010000000-0x0000000010054000-memory.dmp

    Filesize

    336KB

    Download

  • memory/4588-0-0x0000000000400000-0x0000000000479D2E-memory.dmp

    Filesize

    487KB

    Download

  • memory/4588-2-0x0000000000400000-0x0000000000479D2E-memory.dmp

    Filesize

    487KB

    Download

  • memory/5088-10-0x0000000000400000-0x0000000000479D2E-memory.dmp

    Filesize

    487KB

    Download