Analysis

  • max time kernel
    56s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2023 19:35

General

  • Target

    5cbac89b78e89ffdc31abf52ef8a9c1567efe6ef94d5507880c8007d598fff8c.exe

  • Size

    534KB

  • MD5

    e6497ec6671451c59a85ab4d16a1ba62

  • SHA1

    577472d5423c5823dd0500a77c44b44e73c9ed13

  • SHA256

    5cbac89b78e89ffdc31abf52ef8a9c1567efe6ef94d5507880c8007d598fff8c

  • SHA512

    a21c554eaedeb94cabd1b3903a419378e1c40b70a75f52c49b152016efb203f7a38acc47fa524a42cf9696d6c99ddfe89961c792cd24f95b32f4289aed3e6fc8

  • SSDEEP

    12288:5Mrky90fRR8b/1jeU/wHObsr9ckgSHFAnIEEeI:JyeRR8b1Tb0cV8FgIEEeI

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\5cbac89b78e89ffdc31abf52ef8a9c1567efe6ef94d5507880c8007d598fff8c.exe
    "C:\Users\Admin\AppData\Local\Temp\5cbac89b78e89ffdc31abf52ef8a9c1567efe6ef94d5507880c8007d598fff8c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziUl8124.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziUl8124.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3604
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr448100.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr448100.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1904
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku897607.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku897607.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5028
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 1104
          4⤵
          • Program crash
          PID:4240
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr592356.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr592356.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3504
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 5028 -ip 5028
    1⤵
      PID:3540

    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\lr592356.exe
      Filesize

      175KB

      MD5

      f7dfc1585d672c13d2fea260ae2dd7b8

      SHA1

      8bef6f86658638b62d54a23956091475e84be4e3

      SHA256

      a150b1dedcdae78bfca009d3e90997dd7f6566a9341b8a5d1a24d5bf711a1bb4

      SHA512

      1dd20517f4cc03c85dcdf64869f7e9cdcb70d6e2dcdd07befc027d663a6c0de3c081f31f383460eb67cae1cac1e94f9638644c18a88c35e3102af45456098b2c

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr592356.exe
      Filesize

      175KB

      MD5

      f7dfc1585d672c13d2fea260ae2dd7b8

      SHA1

      8bef6f86658638b62d54a23956091475e84be4e3

      SHA256

      a150b1dedcdae78bfca009d3e90997dd7f6566a9341b8a5d1a24d5bf711a1bb4

      SHA512

      1dd20517f4cc03c85dcdf64869f7e9cdcb70d6e2dcdd07befc027d663a6c0de3c081f31f383460eb67cae1cac1e94f9638644c18a88c35e3102af45456098b2c

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziUl8124.exe
      Filesize

      392KB

      MD5

      4435633ddac2248b42233a191f68d222

      SHA1

      b4365026094f30555d1fd073663e313ea70bfd3d

      SHA256

      7f4f0ddc1a7c7d692f0e0f630f88d1581063d1de1bba3b6d49a88322e22cf9cb

      SHA512

      4b5d8cdc57836b59286e5fe23cef3d16af4bcde5e3529f5148caf260712f049db3628f337f6de8c17476bf5205078c9d883278717dd9716c02a9239cf0e9f790

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziUl8124.exe
      Filesize

      392KB

      MD5

      4435633ddac2248b42233a191f68d222

      SHA1

      b4365026094f30555d1fd073663e313ea70bfd3d

      SHA256

      7f4f0ddc1a7c7d692f0e0f630f88d1581063d1de1bba3b6d49a88322e22cf9cb

      SHA512

      4b5d8cdc57836b59286e5fe23cef3d16af4bcde5e3529f5148caf260712f049db3628f337f6de8c17476bf5205078c9d883278717dd9716c02a9239cf0e9f790

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr448100.exe
      Filesize

      11KB

      MD5

      49c153cd9d524dbebaf46d0ab03400fc

      SHA1

      4def9c234cf7759c8d3ba393c816d46a17c96101

      SHA256

      cfe947ed37d68b074ed23df1f480d8c732169e905933fe3cc77c0f8faa226d2c

      SHA512

      5aea0bc7b5ef02105467b462d966a2c92ce88315a372dcbae0a9264b0f6b6bf5969c760ae7f36a4e378decd49fcda645fcb7f1d17d40c26d7da65f13d045ad45

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr448100.exe
      Filesize

      11KB

      MD5

      49c153cd9d524dbebaf46d0ab03400fc

      SHA1

      4def9c234cf7759c8d3ba393c816d46a17c96101

      SHA256

      cfe947ed37d68b074ed23df1f480d8c732169e905933fe3cc77c0f8faa226d2c

      SHA512

      5aea0bc7b5ef02105467b462d966a2c92ce88315a372dcbae0a9264b0f6b6bf5969c760ae7f36a4e378decd49fcda645fcb7f1d17d40c26d7da65f13d045ad45

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku897607.exe
      Filesize

      318KB

      MD5

      29f7b1166d6251e31cf3cfad8a1573cc

      SHA1

      a78a70732f911d497aeb9bb0f27c488ae79fbbe9

      SHA256

      04dc21adb245aa4fc99616b0d65ab33ab63fe5da14d262aa250dc3e6f2d5d474

      SHA512

      51996560474576e92bf16c9e252923377cd4fb90e5fed73729e89675fbe9821a48821dc010001e9f14a7724b93abb04d55eaec231bdfaff1f16458b2ef2afef0

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku897607.exe
      Filesize

      318KB

      MD5

      29f7b1166d6251e31cf3cfad8a1573cc

      SHA1

      a78a70732f911d497aeb9bb0f27c488ae79fbbe9

      SHA256

      04dc21adb245aa4fc99616b0d65ab33ab63fe5da14d262aa250dc3e6f2d5d474

      SHA512

      51996560474576e92bf16c9e252923377cd4fb90e5fed73729e89675fbe9821a48821dc010001e9f14a7724b93abb04d55eaec231bdfaff1f16458b2ef2afef0

    • memory/1904-147-0x0000000000B10000-0x0000000000B1A000-memory.dmp
      Filesize

      40KB

    • memory/3504-1085-0x00000000001F0000-0x0000000000222000-memory.dmp
      Filesize

      200KB

    • memory/3504-1086-0x0000000004D70000-0x0000000004D80000-memory.dmp
      Filesize

      64KB

    • memory/5028-191-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-201-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-156-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-158-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-162-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-166-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-164-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-160-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-168-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-170-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-172-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-174-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-175-0x0000000002440000-0x0000000002450000-memory.dmp
      Filesize

      64KB

    • memory/5028-178-0x0000000002440000-0x0000000002450000-memory.dmp
      Filesize

      64KB

    • memory/5028-181-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-179-0x0000000002440000-0x0000000002450000-memory.dmp
      Filesize

      64KB

    • memory/5028-177-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-183-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-185-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-187-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-189-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-154-0x0000000004AA0000-0x0000000005044000-memory.dmp
      Filesize

      5.6MB

    • memory/5028-193-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-195-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-199-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-197-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-203-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-155-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-205-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-207-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-209-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-211-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-213-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-215-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-217-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-219-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-221-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/5028-1064-0x00000000050C0000-0x00000000056D8000-memory.dmp
      Filesize

      6.1MB

    • memory/5028-1065-0x0000000005760000-0x000000000586A000-memory.dmp
      Filesize

      1.0MB

    • memory/5028-1066-0x00000000058A0000-0x00000000058B2000-memory.dmp
      Filesize

      72KB

    • memory/5028-1067-0x0000000002440000-0x0000000002450000-memory.dmp
      Filesize

      64KB

    • memory/5028-1068-0x00000000058C0000-0x00000000058FC000-memory.dmp
      Filesize

      240KB

    • memory/5028-1070-0x0000000005BB0000-0x0000000005C16000-memory.dmp
      Filesize

      408KB

    • memory/5028-1071-0x0000000006260000-0x00000000062F2000-memory.dmp
      Filesize

      584KB

    • memory/5028-1072-0x0000000002440000-0x0000000002450000-memory.dmp
      Filesize

      64KB

    • memory/5028-1073-0x0000000002440000-0x0000000002450000-memory.dmp
      Filesize

      64KB

    • memory/5028-1074-0x0000000002440000-0x0000000002450000-memory.dmp
      Filesize

      64KB

    • memory/5028-1075-0x0000000006470000-0x0000000006632000-memory.dmp
      Filesize

      1.8MB

    • memory/5028-1076-0x0000000006650000-0x0000000006B7C000-memory.dmp
      Filesize

      5.2MB

    • memory/5028-153-0x0000000002170000-0x00000000021BB000-memory.dmp
      Filesize

      300KB

    • memory/5028-1077-0x0000000002440000-0x0000000002450000-memory.dmp
      Filesize

      64KB

    • memory/5028-1078-0x0000000006CC0000-0x0000000006D36000-memory.dmp
      Filesize

      472KB

    • memory/5028-1079-0x0000000006D50000-0x0000000006DA0000-memory.dmp
      Filesize

      320KB