Analysis

  • max time kernel
    123s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/09/2023, 19:33

General

  • Target

    TF711147-CM.exe

  • Size

    593KB

  • MD5

    b1fad5b1225486fbefc01d8d984364c2

  • SHA1

    4ea620ca7e4a86844b89b20f3229ae7917909a34

  • SHA256

    937f4dc642813c7c6148e69841fa3111c68ace1e44d4690b1bd0074fc5ea6915

  • SHA512

    ac7895d920542ec58096b488eac8d166ae9a0d3c3e334c56276b3bf3dea04b959048cc38e374ec1d08e6acc838bae2dd52d1fc1f16d4e89112ec44cbe4c3da84

  • SSDEEP

    6144:SgORa6xKTuuuqjL7IMLeSaDsyZz8ZpgXenwCSJ1566NWZPu+b1GwXDD5I4CLyPbM:Sgm/SaTzl2wXOZzYwXDgyDQxZQ8IO

Malware Config

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Checks QEMU agent file 2 TTPs 2 IoCs

    Checks presence of QEMU agent, possibly to detect virtualization.

  • Loads dropped DLL 12 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TF711147-CM.exe
    "C:\Users\Admin\AppData\Local\Temp\TF711147-CM.exe"
    1⤵
    • Checks QEMU agent file
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Users\Admin\AppData\Local\Temp\TF711147-CM.exe
      "C:\Users\Admin\AppData\Local\Temp\TF711147-CM.exe"
      2⤵
      • Checks QEMU agent file
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • outlook_office_path
      • outlook_win_path
      PID:4408
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4408 -s 1304
        3⤵
        • Program crash
        PID:1508
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4408 -ip 4408
    1⤵
      PID:3432

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\0885B733\mozglue.dll

      Filesize

      135KB

      MD5

      9e682f1eb98a9d41468fc3e50f907635

      SHA1

      85e0ceca36f657ddf6547aa0744f0855a27527ee

      SHA256

      830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

      SHA512

      230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

    • C:\Users\Admin\AppData\Local\Temp\0885B733\msvcp140.dll

      Filesize

      429KB

      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • C:\Users\Admin\AppData\Local\Temp\0885B733\nss3.dll

      Filesize

      1.2MB

      MD5

      556ea09421a0f74d31c4c0a89a70dc23

      SHA1

      f739ba9b548ee64b13eb434a3130406d23f836e3

      SHA256

      f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

      SHA512

      2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

    • C:\Users\Admin\AppData\Local\Temp\0885B733\vcruntime140.dll

      Filesize

      81KB

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\System.dll

      Filesize

      12KB

      MD5

      6e55a6e7c3fdbd244042eb15cb1ec739

      SHA1

      070ea80e2192abc42f358d47b276990b5fa285a9

      SHA256

      acf90ab6f4edc687e94aaf604d05e16e6cfb5e35873783b50c66f307a35c6506

      SHA512

      2d504b74da38edc967e3859733a2a9cacd885db82f0ca69bfb66872e882707314c54238344d45945dc98bae85772aceef71a741787922d640627d3c8ae8f1c35

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\System.dll

      Filesize

      12KB

      MD5

      6e55a6e7c3fdbd244042eb15cb1ec739

      SHA1

      070ea80e2192abc42f358d47b276990b5fa285a9

      SHA256

      acf90ab6f4edc687e94aaf604d05e16e6cfb5e35873783b50c66f307a35c6506

      SHA512

      2d504b74da38edc967e3859733a2a9cacd885db82f0ca69bfb66872e882707314c54238344d45945dc98bae85772aceef71a741787922d640627d3c8ae8f1c35

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\System.dll

      Filesize

      12KB

      MD5

      6e55a6e7c3fdbd244042eb15cb1ec739

      SHA1

      070ea80e2192abc42f358d47b276990b5fa285a9

      SHA256

      acf90ab6f4edc687e94aaf604d05e16e6cfb5e35873783b50c66f307a35c6506

      SHA512

      2d504b74da38edc967e3859733a2a9cacd885db82f0ca69bfb66872e882707314c54238344d45945dc98bae85772aceef71a741787922d640627d3c8ae8f1c35

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\nsExec.dll

      Filesize

      7KB

      MD5

      ec9c99216ef11cdd85965e78bc797d2c

      SHA1

      1d5f93fbf4f8aab8164b109e9e1768e7b80ad88c

      SHA256

      c1b7c3ef8b77a5bb335dc9ec9c3546b249014dde43aa2a9ed719b4d5933741df

      SHA512

      35ff522c4efb3875fce0d6dce438f5225e5f27b414e7c16df88031e90b528c057fe10b4bbf755445c0500c3521e0797f562690aa7209f588169164bbfaceaba1

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\nsExec.dll

      Filesize

      7KB

      MD5

      ec9c99216ef11cdd85965e78bc797d2c

      SHA1

      1d5f93fbf4f8aab8164b109e9e1768e7b80ad88c

      SHA256

      c1b7c3ef8b77a5bb335dc9ec9c3546b249014dde43aa2a9ed719b4d5933741df

      SHA512

      35ff522c4efb3875fce0d6dce438f5225e5f27b414e7c16df88031e90b528c057fe10b4bbf755445c0500c3521e0797f562690aa7209f588169164bbfaceaba1

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\nsExec.dll

      Filesize

      7KB

      MD5

      ec9c99216ef11cdd85965e78bc797d2c

      SHA1

      1d5f93fbf4f8aab8164b109e9e1768e7b80ad88c

      SHA256

      c1b7c3ef8b77a5bb335dc9ec9c3546b249014dde43aa2a9ed719b4d5933741df

      SHA512

      35ff522c4efb3875fce0d6dce438f5225e5f27b414e7c16df88031e90b528c057fe10b4bbf755445c0500c3521e0797f562690aa7209f588169164bbfaceaba1

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\nsExec.dll

      Filesize

      7KB

      MD5

      ec9c99216ef11cdd85965e78bc797d2c

      SHA1

      1d5f93fbf4f8aab8164b109e9e1768e7b80ad88c

      SHA256

      c1b7c3ef8b77a5bb335dc9ec9c3546b249014dde43aa2a9ed719b4d5933741df

      SHA512

      35ff522c4efb3875fce0d6dce438f5225e5f27b414e7c16df88031e90b528c057fe10b4bbf755445c0500c3521e0797f562690aa7209f588169164bbfaceaba1

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\nsExec.dll

      Filesize

      7KB

      MD5

      ec9c99216ef11cdd85965e78bc797d2c

      SHA1

      1d5f93fbf4f8aab8164b109e9e1768e7b80ad88c

      SHA256

      c1b7c3ef8b77a5bb335dc9ec9c3546b249014dde43aa2a9ed719b4d5933741df

      SHA512

      35ff522c4efb3875fce0d6dce438f5225e5f27b414e7c16df88031e90b528c057fe10b4bbf755445c0500c3521e0797f562690aa7209f588169164bbfaceaba1

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\nsExec.dll

      Filesize

      7KB

      MD5

      ec9c99216ef11cdd85965e78bc797d2c

      SHA1

      1d5f93fbf4f8aab8164b109e9e1768e7b80ad88c

      SHA256

      c1b7c3ef8b77a5bb335dc9ec9c3546b249014dde43aa2a9ed719b4d5933741df

      SHA512

      35ff522c4efb3875fce0d6dce438f5225e5f27b414e7c16df88031e90b528c057fe10b4bbf755445c0500c3521e0797f562690aa7209f588169164bbfaceaba1

    • C:\Users\Admin\AppData\Local\Temp\nseC48A.tmp\nsExec.dll

      Filesize

      7KB

      MD5

      ec9c99216ef11cdd85965e78bc797d2c

      SHA1

      1d5f93fbf4f8aab8164b109e9e1768e7b80ad88c

      SHA256

      c1b7c3ef8b77a5bb335dc9ec9c3546b249014dde43aa2a9ed719b4d5933741df

      SHA512

      35ff522c4efb3875fce0d6dce438f5225e5f27b414e7c16df88031e90b528c057fe10b4bbf755445c0500c3521e0797f562690aa7209f588169164bbfaceaba1

    • memory/912-33-0x0000000073D30000-0x0000000073D37000-memory.dmp

      Filesize

      28KB

    • memory/912-32-0x0000000004A30000-0x0000000005B98000-memory.dmp

      Filesize

      17.4MB

    • memory/912-31-0x00000000770E1000-0x0000000077201000-memory.dmp

      Filesize

      1.1MB

    • memory/912-30-0x0000000004A30000-0x0000000005B98000-memory.dmp

      Filesize

      17.4MB

    • memory/4408-34-0x00000000004A0000-0x0000000001608000-memory.dmp

      Filesize

      17.4MB

    • memory/4408-39-0x0000000072830000-0x0000000073A84000-memory.dmp

      Filesize

      18.3MB

    • memory/4408-40-0x00000000004A0000-0x0000000001608000-memory.dmp

      Filesize

      17.4MB

    • memory/4408-41-0x0000000000060000-0x0000000000087000-memory.dmp

      Filesize

      156KB

    • memory/4408-38-0x0000000072830000-0x0000000073A84000-memory.dmp

      Filesize

      18.3MB

    • memory/4408-37-0x0000000077185000-0x0000000077186000-memory.dmp

      Filesize

      4KB

    • memory/4408-36-0x00000000004A0000-0x0000000001608000-memory.dmp

      Filesize

      17.4MB

    • memory/4408-35-0x0000000077168000-0x0000000077169000-memory.dmp

      Filesize

      4KB

    • memory/4408-104-0x00000000770E1000-0x0000000077201000-memory.dmp

      Filesize

      1.1MB

    • memory/4408-105-0x0000000072830000-0x0000000073A84000-memory.dmp

      Filesize

      18.3MB

    • memory/4408-155-0x00000000004A0000-0x0000000001608000-memory.dmp

      Filesize

      17.4MB

    • memory/4408-156-0x0000000072830000-0x0000000073A84000-memory.dmp

      Filesize

      18.3MB