Analysis

  • max time kernel
    89s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2023 19:39

General

  • Target

    0535f73c2eff354ae0ef2d57a70bf8ddd26ad1bd00cb8bbc34fbacd0c8de244f.exe

  • Size

    534KB

  • MD5

    6e3079151aee1f4871f3a67181ed6f2b

  • SHA1

    eebbe52bd7fb75ce5189357307072c9b3505ff55

  • SHA256

    0535f73c2eff354ae0ef2d57a70bf8ddd26ad1bd00cb8bbc34fbacd0c8de244f

  • SHA512

    cb85f32a09e224fafd20b097656d9ab688bd782d0a83d41d0433788e099dd31602b72436d1253938ad3be8f3b1eb55a5d87128c5cfe036f95d41091c7142dc04

  • SSDEEP

    12288:4Mrcy90oEWjxlfTmEBG/2WRurtHgiObyr67EGNQ:UyhljxBTiJ6ab/5Q

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

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.

  • RedLine payload 33 IoCs
  • 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 1 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0535f73c2eff354ae0ef2d57a70bf8ddd26ad1bd00cb8bbc34fbacd0c8de244f.exe
    "C:\Users\Admin\AppData\Local\Temp\0535f73c2eff354ae0ef2d57a70bf8ddd26ad1bd00cb8bbc34fbacd0c8de244f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zivx0364.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zivx0364.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2244
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr953438.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr953438.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3472
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku254857.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku254857.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1828
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1828 -s 1336
          4⤵
          • Program crash
          PID:1860
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr410021.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr410021.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4956
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1828 -ip 1828
    1⤵
      PID:772

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Disabling Security Tools

    2
    T1089

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr410021.exe
      Filesize

      175KB

      MD5

      6463d50483a2d8d923eb981b77f051ec

      SHA1

      be1de63ddb89ab73eee463a054eba04d523c0c3b

      SHA256

      d1009e366b6814b5bcd1e9de05e0d37db1a86120edf737b3a4fa6ae968b8e92e

      SHA512

      16a2508d4db41a06e0029ef568133d489c9544255fa50f1852f4d162cd5154e5b6bab9d532452a29b658a625895626fde6cab8ba273ea4a12ed9c9ed286fa216

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr410021.exe
      Filesize

      175KB

      MD5

      6463d50483a2d8d923eb981b77f051ec

      SHA1

      be1de63ddb89ab73eee463a054eba04d523c0c3b

      SHA256

      d1009e366b6814b5bcd1e9de05e0d37db1a86120edf737b3a4fa6ae968b8e92e

      SHA512

      16a2508d4db41a06e0029ef568133d489c9544255fa50f1852f4d162cd5154e5b6bab9d532452a29b658a625895626fde6cab8ba273ea4a12ed9c9ed286fa216

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zivx0364.exe
      Filesize

      392KB

      MD5

      dbef52846677991f49ce319aeb3efe14

      SHA1

      380247f24987d60600b0e1ee231b0f6eb67bbcbb

      SHA256

      d2250fd8adc29ec058ba5aaa116518f28b662a0c228e3f9e24f054bf227b63fe

      SHA512

      373ba2bbaf2e66f9c1b960fc51eba048a8f1c9f7f35ec35ec5531a6751f9476146714534a6dac975cfe766bac412af6966acb5733ec4c26409756e1c0763128f

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zivx0364.exe
      Filesize

      392KB

      MD5

      dbef52846677991f49ce319aeb3efe14

      SHA1

      380247f24987d60600b0e1ee231b0f6eb67bbcbb

      SHA256

      d2250fd8adc29ec058ba5aaa116518f28b662a0c228e3f9e24f054bf227b63fe

      SHA512

      373ba2bbaf2e66f9c1b960fc51eba048a8f1c9f7f35ec35ec5531a6751f9476146714534a6dac975cfe766bac412af6966acb5733ec4c26409756e1c0763128f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr953438.exe
      Filesize

      11KB

      MD5

      e990d9289a11a53f8f3d4782ec48ace0

      SHA1

      da68207df1d2d60c65aa8026e0d15d0bfdcc9109

      SHA256

      7a87d2934f6764e8e9c3671a5f61a2e8c1315d61333d6780444b6c6b794684d0

      SHA512

      9926c7d4c4210bae835528b74ab1a7c504468faa674f7640f997e34c1d7b6ae9244268bb42005083f71666083e70dcda11f4212c28f054849fc17516f3ea6a79

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr953438.exe
      Filesize

      11KB

      MD5

      e990d9289a11a53f8f3d4782ec48ace0

      SHA1

      da68207df1d2d60c65aa8026e0d15d0bfdcc9109

      SHA256

      7a87d2934f6764e8e9c3671a5f61a2e8c1315d61333d6780444b6c6b794684d0

      SHA512

      9926c7d4c4210bae835528b74ab1a7c504468faa674f7640f997e34c1d7b6ae9244268bb42005083f71666083e70dcda11f4212c28f054849fc17516f3ea6a79

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku254857.exe
      Filesize

      318KB

      MD5

      c16d15581bfb425e3a041d50c646f50d

      SHA1

      1cc63e395d881e6f0c4aded6d078c55dd791d01b

      SHA256

      97a230b3a951c46e633f7828ff88de11538d3c735a6b7427d1f2c4e821347a22

      SHA512

      791325d69d361487d2ba3eb5dbc67d0fb339fc24026403e5a8d264935db4473fd2b3956c5c010eb84b14a938c2e88fbe04c6fe89a9a98f97b4d8ceec95a3d5e6

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku254857.exe
      Filesize

      318KB

      MD5

      c16d15581bfb425e3a041d50c646f50d

      SHA1

      1cc63e395d881e6f0c4aded6d078c55dd791d01b

      SHA256

      97a230b3a951c46e633f7828ff88de11538d3c735a6b7427d1f2c4e821347a22

      SHA512

      791325d69d361487d2ba3eb5dbc67d0fb339fc24026403e5a8d264935db4473fd2b3956c5c010eb84b14a938c2e88fbe04c6fe89a9a98f97b4d8ceec95a3d5e6

    • memory/1828-154-0x00000000023A0000-0x00000000023B0000-memory.dmp
      Filesize

      64KB

    • memory/1828-153-0x0000000000870000-0x00000000008BB000-memory.dmp
      Filesize

      300KB

    • memory/1828-155-0x0000000004A40000-0x0000000004FE4000-memory.dmp
      Filesize

      5.6MB

    • memory/1828-156-0x00000000023A0000-0x00000000023B0000-memory.dmp
      Filesize

      64KB

    • memory/1828-157-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-158-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-160-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-162-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-164-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-166-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-170-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-168-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-172-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-174-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-176-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-178-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-180-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-182-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-184-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-186-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-188-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-190-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-192-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-196-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-194-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-198-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-200-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-202-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-204-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-206-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-208-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-210-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-212-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-214-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-216-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-218-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-220-0x0000000005030000-0x000000000506F000-memory.dmp
      Filesize

      252KB

    • memory/1828-1063-0x00000000050C0000-0x00000000056D8000-memory.dmp
      Filesize

      6.1MB

    • memory/1828-1064-0x0000000005760000-0x000000000586A000-memory.dmp
      Filesize

      1.0MB

    • memory/1828-1065-0x00000000058A0000-0x00000000058B2000-memory.dmp
      Filesize

      72KB

    • memory/1828-1066-0x00000000058C0000-0x00000000058FC000-memory.dmp
      Filesize

      240KB

    • memory/1828-1067-0x00000000023A0000-0x00000000023B0000-memory.dmp
      Filesize

      64KB

    • memory/1828-1069-0x0000000005BB0000-0x0000000005C42000-memory.dmp
      Filesize

      584KB

    • memory/1828-1070-0x0000000005C50000-0x0000000005CB6000-memory.dmp
      Filesize

      408KB

    • memory/1828-1071-0x00000000023A0000-0x00000000023B0000-memory.dmp
      Filesize

      64KB

    • memory/1828-1072-0x00000000023A0000-0x00000000023B0000-memory.dmp
      Filesize

      64KB

    • memory/1828-1073-0x0000000006370000-0x0000000006532000-memory.dmp
      Filesize

      1.8MB

    • memory/1828-1074-0x0000000006550000-0x0000000006A7C000-memory.dmp
      Filesize

      5.2MB

    • memory/1828-1075-0x00000000023A0000-0x00000000023B0000-memory.dmp
      Filesize

      64KB

    • memory/1828-1076-0x0000000007F90000-0x0000000008006000-memory.dmp
      Filesize

      472KB

    • memory/1828-1077-0x0000000008020000-0x0000000008070000-memory.dmp
      Filesize

      320KB

    • memory/3472-147-0x00000000004D0000-0x00000000004DA000-memory.dmp
      Filesize

      40KB

    • memory/4956-1083-0x00000000005E0000-0x0000000000612000-memory.dmp
      Filesize

      200KB

    • memory/4956-1084-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/4956-1085-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB