Analysis

  • max time kernel
    151s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2023 21:14

General

  • Target

    6c11b0ad8c79872ab0cae5ee3db79faa1f113e09d0f17e82ab9492563c1b6030.exe

  • Size

    11.4MB

  • MD5

    f4f1ce89290bfbbb2c197220c43a73ef

  • SHA1

    95deb52f56530789d21ae1ff20d274f08d3664c2

  • SHA256

    6c11b0ad8c79872ab0cae5ee3db79faa1f113e09d0f17e82ab9492563c1b6030

  • SHA512

    5119120953599a7ef74797abec37caaa2bdf8e50f9c8b14729bb500e8d6ac736f5bb84711fa2f174c7eefbb1f5ffd1f874c86823a84edfcbd1a62c2045ab6d8d

  • SSDEEP

    196608:TTuhaBNqPjPJ/MbqnbjTtdThFG5bE4TCliXsE8GvVI+XTjf6s2pHhFZr3QPoiuNv:TTSINqPx4qXDTS5E4T0HE/K+H6s2JPBY

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 6 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 7 IoCs
  • UPX packed file 26 IoCs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6c11b0ad8c79872ab0cae5ee3db79faa1f113e09d0f17e82ab9492563c1b6030.exe
    "C:\Users\Admin\AppData\Local\Temp\6c11b0ad8c79872ab0cae5ee3db79faa1f113e09d0f17e82ab9492563c1b6030.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2484

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ocr.dll

    Filesize

    9.7MB

    MD5

    a474404b5bb6bb2e862302691fdbc6a9

    SHA1

    a7cbea26dfab4e47793d819fe77e0c722b698dce

    SHA256

    76269894668b55fdc052884ed9a5e4f1dfdb6c560cbbae750b2126dedfff0345

    SHA512

    caabe657d987329e2c2f1dabe4e334f56f5110d88f5093033172b949418fab6b3a5d52b497389d1c2aa9393ba2614f3343c80dfe14516051739833cb7bdfafab

  • C:\Users\Admin\AppData\Local\Temp\yanmo_CC\libclass.dll

    Filesize

    1.5MB

    MD5

    ad025d607c79bfe1635136b2e879886a

    SHA1

    136bed91251f38ab9607028b13b929b2b6eb9306

    SHA256

    58f92e5df2db5cd4be6bff3b5a2bab139927a475d864974ab84a120685b31c50

    SHA512

    08221ceafa411305d03405db0eb9cd76c477629124b25182daa20b36975fe6a14e49db5bb604b93ced717c75d1a0f070a997869f97b3b08932278cac98209fc7

  • C:\Users\Admin\AppData\Local\Temp\yanmo_CC\libgcc_s_sjlj-1.dll

    Filesize

    189KB

    MD5

    704370d7ce3cea4809b267d165c103a3

    SHA1

    dafd91f8a60f3dc67db13b406a60f60d57807458

    SHA256

    38c0d0d2588673d19cd43cc784c6d96e60c7bd53372ccf418c47b495e04c166e

    SHA512

    083aeb1bd044c413466b24527ec1aacc99811e151c2c04f7a6726e58f7c91990e0ed10043f3c6896f37e559ba3e824eff82d4ef35487e7c9018d8dfbbd665da6

  • C:\Users\Admin\AppData\Local\Temp\yanmo_CC\libgcc_s_sjlj-1.dll

    Filesize

    189KB

    MD5

    704370d7ce3cea4809b267d165c103a3

    SHA1

    dafd91f8a60f3dc67db13b406a60f60d57807458

    SHA256

    38c0d0d2588673d19cd43cc784c6d96e60c7bd53372ccf418c47b495e04c166e

    SHA512

    083aeb1bd044c413466b24527ec1aacc99811e151c2c04f7a6726e58f7c91990e0ed10043f3c6896f37e559ba3e824eff82d4ef35487e7c9018d8dfbbd665da6

  • C:\Users\Admin\AppData\Local\Temp\yanmo_CC\libgfortran-3.dll

    Filesize

    254KB

    MD5

    6b82dbdf29f34ab683c7525ea316f6fd

    SHA1

    f7232170d14ac3a6544540f7070b824ef6cd354e

    SHA256

    711552fc86675a863463fed2f75051c1d90f447e0d59e131b08b48e288c3ec09

    SHA512

    d21a112ad3d757e96fb49491cc11c09f9ea472ebc5af9e3b0561fec363acb1995eb2d040f6d6bf940bb6fd601b15f271332f8d719583458432f67ed264c406d9

  • C:\Users\Admin\AppData\Local\Temp\yanmo_CC\libopenblas.dll

    Filesize

    5.1MB

    MD5

    b159bba22ed8faee5160ea3e22915dfe

    SHA1

    5bc9f90499946050cb560e1d8269ec8ac39dc46c

    SHA256

    3f1eac898b79aed797b8648c6cbf3371ea5525db64fb830bf1fc4da1454eed92

    SHA512

    cef9452f84fe1e30b478e3dfd50fc936ed1aae58e245770b7d3a31dc5ac6f52d54c1c55d61307b64f52efb798da8dcd5246de3cf31281035f72e64a19321f731

  • C:\Users\Admin\AppData\Local\Temp\yanmo_CC\libquadmath-0.dll

    Filesize

    129KB

    MD5

    5814d46195be3983e963e13a91657e7a

    SHA1

    ebbfe9956111522918ce7b9f6bd80a3cb79bc330

    SHA256

    8de1e1aeec7490e7ff4a7f8f7617ed6b166e55f694d79aced37c7634b6da4cd9

    SHA512

    99d9c14fefd32d7a665adc2824bf600e43b6a572f27dc88ffb487bb3ac049309cf2b04279f2b3a63290f567a47e99bf6f25db0bda96c1ec80241ceb3fa22cb1d

  • memory/2484-37-0x000000006CF00000-0x000000006CF58000-memory.dmp

    Filesize

    352KB

  • memory/2484-41-0x0000000072EC0000-0x00000000735F4000-memory.dmp

    Filesize

    7.2MB

  • memory/2484-6-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-1-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-36-0x000000006D7C0000-0x000000006EAD0000-memory.dmp

    Filesize

    19.1MB

  • memory/2484-0-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-38-0x0000000006C30000-0x0000000006CA9000-memory.dmp

    Filesize

    484KB

  • memory/2484-39-0x000000006F600000-0x000000006F70B000-memory.dmp

    Filesize

    1.0MB

  • memory/2484-40-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-20-0x0000000072EC0000-0x00000000735F4000-memory.dmp

    Filesize

    7.2MB

  • memory/2484-42-0x000000006D7C0000-0x000000006EAD0000-memory.dmp

    Filesize

    19.1MB

  • memory/2484-46-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-52-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-58-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-64-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-70-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-76-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-82-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-88-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB

  • memory/2484-94-0x0000000000400000-0x000000000149E000-memory.dmp

    Filesize

    16.6MB