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Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/02/2023, 11:57

General

  • Target

    94395629dd1f7d99e5460c32b6a06269.exe

  • Size

    549KB

  • MD5

    94395629dd1f7d99e5460c32b6a06269

  • SHA1

    c2d7396996cb1f13248187f9213e5c8c7ba18d3c

  • SHA256

    d48ceca350537221d5c786e2a4742c1fd79496ce467c2deb11be477779158c6c

  • SHA512

    179e43d8ded94b3422becd3f40ae3207e34ab930d0ee35fef759cc1c1a5e8b8da877d3ed5ad947b3d681c7eb0ec5aa78ce5e87d32e4ef75f31bbb06c4064b030

  • SSDEEP

    12288:fMrby90Bvq02Vvo7+i3eYrttRuHeIX0jOBmWxymAU:cyiqTVw+EeYrt6/EqBXt5

Malware Config

Extracted

Family

redline

Botnet

fusa

C2

193.233.20.12:4132

Attributes
  • auth_value

    a08b2f01bd2af756e38c5dd60e87e697

Extracted

Family

redline

Botnet

nocrypt

C2

176.113.115.17:4132

Attributes
  • auth_value

    4fc7cda1ab5883a6197f20f517ce2a8c

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 2 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\94395629dd1f7d99e5460c32b6a06269.exe
    "C:\Users\Admin\AppData\Local\Temp\94395629dd1f7d99e5460c32b6a06269.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSb58.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSb58.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5044
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFx29.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFx29.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4920
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\csn47AO.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\csn47AO.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4672
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dhM08.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dhM08.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2232
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 1084
        3⤵
        • Program crash
        PID:4556
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2232 -ip 2232
    1⤵
      PID:1216

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dhM08.exe

      Filesize

      415KB

      MD5

      addd25b0cce961c8312410c4b3252cc8

      SHA1

      bde874621199e3989566539c1b637907d4574fac

      SHA256

      571c43f9e14074b5fbd1ebc892c86cf1fa1e7a89adc19cab9415539643d83bca

      SHA512

      a13f84d95a9419281057c3321fafe7c3d07673de6d979c66237f745ffaedade3927e5713b01e09e5921ee1e0cb039915aea81bf7464bacc658a836b32ec59a3a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dhM08.exe

      Filesize

      415KB

      MD5

      addd25b0cce961c8312410c4b3252cc8

      SHA1

      bde874621199e3989566539c1b637907d4574fac

      SHA256

      571c43f9e14074b5fbd1ebc892c86cf1fa1e7a89adc19cab9415539643d83bca

      SHA512

      a13f84d95a9419281057c3321fafe7c3d07673de6d979c66237f745ffaedade3927e5713b01e09e5921ee1e0cb039915aea81bf7464bacc658a836b32ec59a3a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSb58.exe

      Filesize

      202KB

      MD5

      e3524ba60b00369b2fc1202b29ce4ecc

      SHA1

      3074a0f2c7d65b6ce99b3acdeb3bd9695fc38a29

      SHA256

      6ca8d1dfca0f1112be3ad37323117c14851179fbafb9873f8f38b28b847f969d

      SHA512

      6d728fe1e3d08a494063a18f3812efbbec55815a7ffe4b325c596361c1c80e46f3fedbad1935fa2f8b703af12fcafb336717ed3ce375146d2afd55c5b1a17bd4

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSb58.exe

      Filesize

      202KB

      MD5

      e3524ba60b00369b2fc1202b29ce4ecc

      SHA1

      3074a0f2c7d65b6ce99b3acdeb3bd9695fc38a29

      SHA256

      6ca8d1dfca0f1112be3ad37323117c14851179fbafb9873f8f38b28b847f969d

      SHA512

      6d728fe1e3d08a494063a18f3812efbbec55815a7ffe4b325c596361c1c80e46f3fedbad1935fa2f8b703af12fcafb336717ed3ce375146d2afd55c5b1a17bd4

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFx29.exe

      Filesize

      175KB

      MD5

      da6f3bef8abc85bd09f50783059964e3

      SHA1

      a0f25f60ec1896c4c920ea397f40e6ce29724322

      SHA256

      e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

      SHA512

      4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFx29.exe

      Filesize

      175KB

      MD5

      da6f3bef8abc85bd09f50783059964e3

      SHA1

      a0f25f60ec1896c4c920ea397f40e6ce29724322

      SHA256

      e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

      SHA512

      4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\csn47AO.exe

      Filesize

      175KB

      MD5

      30132c45c2305b287d96a3ad8158e9e3

      SHA1

      c89477868792dbfc6abeb3016e4fcc542b01bea1

      SHA256

      0cca99711baf600eb030bbfcf279faf74c564084e733df3d9e98bea3e4e2f45f

      SHA512

      1f6ccbaf0787c9bc61f568c4398374426961fc73ed7ea38c75e27d7025a9df6f93ea111297a6a02acdeea52845067e222e681f278dc7278d834fbbb6be98b74e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\csn47AO.exe

      Filesize

      175KB

      MD5

      30132c45c2305b287d96a3ad8158e9e3

      SHA1

      c89477868792dbfc6abeb3016e4fcc542b01bea1

      SHA256

      0cca99711baf600eb030bbfcf279faf74c564084e733df3d9e98bea3e4e2f45f

      SHA512

      1f6ccbaf0787c9bc61f568c4398374426961fc73ed7ea38c75e27d7025a9df6f93ea111297a6a02acdeea52845067e222e681f278dc7278d834fbbb6be98b74e

    • memory/2232-160-0x0000000000400000-0x0000000000477000-memory.dmp

      Filesize

      476KB

    • memory/2232-157-0x0000000000734000-0x0000000000754000-memory.dmp

      Filesize

      128KB

    • memory/2232-158-0x00000000020B0000-0x00000000020DD000-memory.dmp

      Filesize

      180KB

    • memory/2232-159-0x0000000000400000-0x0000000000477000-memory.dmp

      Filesize

      476KB

    • memory/4672-153-0x0000000000FB0000-0x0000000000FE2000-memory.dmp

      Filesize

      200KB

    • memory/4920-139-0x0000000005510000-0x0000000005B28000-memory.dmp

      Filesize

      6.1MB

    • memory/4920-143-0x0000000005200000-0x0000000005292000-memory.dmp

      Filesize

      584KB

    • memory/4920-149-0x0000000006BF0000-0x0000000006C40000-memory.dmp

      Filesize

      320KB

    • memory/4920-147-0x0000000006D90000-0x00000000072BC000-memory.dmp

      Filesize

      5.2MB

    • memory/4920-146-0x0000000006690000-0x0000000006852000-memory.dmp

      Filesize

      1.8MB

    • memory/4920-145-0x0000000005410000-0x0000000005476000-memory.dmp

      Filesize

      408KB

    • memory/4920-144-0x00000000060E0000-0x0000000006684000-memory.dmp

      Filesize

      5.6MB

    • memory/4920-148-0x0000000006B70000-0x0000000006BE6000-memory.dmp

      Filesize

      472KB

    • memory/4920-142-0x0000000004EF0000-0x0000000004F2C000-memory.dmp

      Filesize

      240KB

    • memory/4920-141-0x0000000002A10000-0x0000000002A22000-memory.dmp

      Filesize

      72KB

    • memory/4920-140-0x0000000005000000-0x000000000510A000-memory.dmp

      Filesize

      1.0MB

    • memory/4920-138-0x0000000000490000-0x00000000004C2000-memory.dmp

      Filesize

      200KB