Analysis

  • max time kernel
    54s
  • 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 20:12

General

  • Target

    43ed0226db5230be57a02e9f1a3f8e1d80b6895d116f2ab21537b2f9de8983ff.exe

  • Size

    674KB

  • MD5

    26dac7d27cf7a0b30eb610503ec48432

  • SHA1

    547c182b4d83085e1674762ea3f8e630a40ef928

  • SHA256

    43ed0226db5230be57a02e9f1a3f8e1d80b6895d116f2ab21537b2f9de8983ff

  • SHA512

    607d760cc95b527371e882670dd2eaf0c05428e3dc826f34550dc498380e8cce36a4a6388a15d4db73c66c575a77d365fb580609f056da77e745a33a17f09943

  • SSDEEP

    12288:7MrLy90KWqquRMb7wItMOA6aXJT2x5kYVjaNdP4Ob0r2mJ9FZfWR:IyfxRu8ItMOLsix5KdnbT89FpWR

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 18 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 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 2 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\43ed0226db5230be57a02e9f1a3f8e1d80b6895d116f2ab21537b2f9de8983ff.exe
    "C:\Users\Admin\AppData\Local\Temp\43ed0226db5230be57a02e9f1a3f8e1d80b6895d116f2ab21537b2f9de8983ff.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2860
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un878415.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un878415.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4748
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2211.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2211.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1968
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 1080
          4⤵
          • Program crash
          PID:1344
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3016.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3016.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4948
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 1540
          4⤵
          • Program crash
          PID:4544
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si033198.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si033198.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2416
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1968 -ip 1968
    1⤵
      PID:4124
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4948 -ip 4948
      1⤵
        PID:3428

      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\si033198.exe
        Filesize

        175KB

        MD5

        71c57d701ceba9537cd54208d77ee02b

        SHA1

        7f834ca9126388a025296bd8a4bb83c8b1a3c71d

        SHA256

        3a8f992f200d05f48b141656fe295d25eb2cce4fd2e5a796833e72be0d4186eb

        SHA512

        aff374920aeecb9db553233aed035f3e48a3ab64801ddb2c3f41afd9fc8b8bae0dd3f142f5a27a43b489db81d29fe6e18ecad4132e45bce18271df1c5a258cba

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si033198.exe
        Filesize

        175KB

        MD5

        71c57d701ceba9537cd54208d77ee02b

        SHA1

        7f834ca9126388a025296bd8a4bb83c8b1a3c71d

        SHA256

        3a8f992f200d05f48b141656fe295d25eb2cce4fd2e5a796833e72be0d4186eb

        SHA512

        aff374920aeecb9db553233aed035f3e48a3ab64801ddb2c3f41afd9fc8b8bae0dd3f142f5a27a43b489db81d29fe6e18ecad4132e45bce18271df1c5a258cba

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un878415.exe
        Filesize

        531KB

        MD5

        8354055a31d09c51af4d274019a168f4

        SHA1

        60457656c9d7b1ce122c3db182283e222d7e2a68

        SHA256

        416a4368b079ee9767847d41963a6f59145828b2adfb4a41c2b24c861239b970

        SHA512

        8e1d18b56f747598b3896d565f7aa13f5745fcf7dbceffcad5a87c613e1b039911e1be535833168fef15ed8aa577d020ab9fdde1b64d7fb9929ee8446473c351

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un878415.exe
        Filesize

        531KB

        MD5

        8354055a31d09c51af4d274019a168f4

        SHA1

        60457656c9d7b1ce122c3db182283e222d7e2a68

        SHA256

        416a4368b079ee9767847d41963a6f59145828b2adfb4a41c2b24c861239b970

        SHA512

        8e1d18b56f747598b3896d565f7aa13f5745fcf7dbceffcad5a87c613e1b039911e1be535833168fef15ed8aa577d020ab9fdde1b64d7fb9929ee8446473c351

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2211.exe
        Filesize

        260KB

        MD5

        676f9aeb98f16a8fa3c4c90cb24ec31c

        SHA1

        e84e2b7c36628d513866fe65692d88e7ddad7286

        SHA256

        7d7a097a1ff2c2b7ed8917eceade4362fd4387249e6321b0baa22ae6d2e7e33b

        SHA512

        7de8fd991ad1531182742936712b6e726a06e3d37ab4a9906e96a5e956c343e4c25619cb9b0287f68627d55c2453077afab363b2713d6b56b8346ed517bf62f0

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2211.exe
        Filesize

        260KB

        MD5

        676f9aeb98f16a8fa3c4c90cb24ec31c

        SHA1

        e84e2b7c36628d513866fe65692d88e7ddad7286

        SHA256

        7d7a097a1ff2c2b7ed8917eceade4362fd4387249e6321b0baa22ae6d2e7e33b

        SHA512

        7de8fd991ad1531182742936712b6e726a06e3d37ab4a9906e96a5e956c343e4c25619cb9b0287f68627d55c2453077afab363b2713d6b56b8346ed517bf62f0

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3016.exe
        Filesize

        318KB

        MD5

        182b8fcfe7fee3e478276ee35d3ebce3

        SHA1

        99cf3a829b8f0bcc8e32de115b9e4d57fe090c16

        SHA256

        1ee458776e6722404c5d624494e2c7730c8242f2e8f4b934880b190b15c5bd5f

        SHA512

        af8ba2e2374f20fa6a398fa5b887687189109fc1474596458d07e1ad99380afc30da08878ccbfae47f92c6943a792df09e67416f0c7d068b2efc615aedccbcd9

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3016.exe
        Filesize

        318KB

        MD5

        182b8fcfe7fee3e478276ee35d3ebce3

        SHA1

        99cf3a829b8f0bcc8e32de115b9e4d57fe090c16

        SHA256

        1ee458776e6722404c5d624494e2c7730c8242f2e8f4b934880b190b15c5bd5f

        SHA512

        af8ba2e2374f20fa6a398fa5b887687189109fc1474596458d07e1ad99380afc30da08878ccbfae47f92c6943a792df09e67416f0c7d068b2efc615aedccbcd9

      • memory/1968-158-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-168-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-150-0x0000000004A30000-0x0000000004A40000-memory.dmp
        Filesize

        64KB

      • memory/1968-151-0x0000000004A30000-0x0000000004A40000-memory.dmp
        Filesize

        64KB

      • memory/1968-152-0x0000000004A30000-0x0000000004A40000-memory.dmp
        Filesize

        64KB

      • memory/1968-153-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-154-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-156-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-148-0x0000000002110000-0x000000000213D000-memory.dmp
        Filesize

        180KB

      • memory/1968-160-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-162-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-164-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-166-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-149-0x0000000004A40000-0x0000000004FE4000-memory.dmp
        Filesize

        5.6MB

      • memory/1968-170-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-172-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-174-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-176-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-178-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-180-0x0000000004FF0000-0x0000000005002000-memory.dmp
        Filesize

        72KB

      • memory/1968-181-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/1968-182-0x0000000004A30000-0x0000000004A40000-memory.dmp
        Filesize

        64KB

      • memory/1968-183-0x0000000004A30000-0x0000000004A40000-memory.dmp
        Filesize

        64KB

      • memory/1968-184-0x0000000004A30000-0x0000000004A40000-memory.dmp
        Filesize

        64KB

      • memory/1968-186-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/2416-1121-0x0000000000CF0000-0x0000000000D22000-memory.dmp
        Filesize

        200KB

      • memory/2416-1122-0x0000000005600000-0x0000000005610000-memory.dmp
        Filesize

        64KB

      • memory/4948-191-0x00000000008A0000-0x00000000008EB000-memory.dmp
        Filesize

        300KB

      • memory/4948-223-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-195-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-194-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-197-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-199-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-201-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-203-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-205-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-207-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-209-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-211-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-213-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-215-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-217-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-219-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-221-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-193-0x0000000004AE0000-0x0000000004AF0000-memory.dmp
        Filesize

        64KB

      • memory/4948-225-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-227-0x0000000004A80000-0x0000000004ABF000-memory.dmp
        Filesize

        252KB

      • memory/4948-1100-0x0000000005200000-0x0000000005818000-memory.dmp
        Filesize

        6.1MB

      • memory/4948-1101-0x00000000058A0000-0x00000000059AA000-memory.dmp
        Filesize

        1.0MB

      • memory/4948-1102-0x00000000059E0000-0x00000000059F2000-memory.dmp
        Filesize

        72KB

      • memory/4948-1103-0x0000000005A00000-0x0000000005A3C000-memory.dmp
        Filesize

        240KB

      • memory/4948-1104-0x0000000004AE0000-0x0000000004AF0000-memory.dmp
        Filesize

        64KB

      • memory/4948-1105-0x0000000005CF0000-0x0000000005D82000-memory.dmp
        Filesize

        584KB

      • memory/4948-1107-0x0000000005D90000-0x0000000005DF6000-memory.dmp
        Filesize

        408KB

      • memory/4948-1108-0x00000000064B0000-0x0000000006672000-memory.dmp
        Filesize

        1.8MB

      • memory/4948-1109-0x0000000006680000-0x0000000006BAC000-memory.dmp
        Filesize

        5.2MB

      • memory/4948-1110-0x0000000004AE0000-0x0000000004AF0000-memory.dmp
        Filesize

        64KB

      • memory/4948-1111-0x0000000004AE0000-0x0000000004AF0000-memory.dmp
        Filesize

        64KB

      • memory/4948-1112-0x0000000004AE0000-0x0000000004AF0000-memory.dmp
        Filesize

        64KB

      • memory/4948-192-0x0000000004AE0000-0x0000000004AF0000-memory.dmp
        Filesize

        64KB

      • memory/4948-1113-0x0000000006D00000-0x0000000006D76000-memory.dmp
        Filesize

        472KB

      • memory/4948-1114-0x0000000006D80000-0x0000000006DD0000-memory.dmp
        Filesize

        320KB

      • memory/4948-1115-0x0000000004AE0000-0x0000000004AF0000-memory.dmp
        Filesize

        64KB