Analysis

  • max time kernel
    99s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2023 10:12

General

  • Target

    521d18a9fde485eb93c3352f44d6576c072f23560481e0d25f3ef89492ec4040.exe

  • Size

    699KB

  • MD5

    a4644fc5c5081d6c0466a2375557a375

  • SHA1

    a74fed41b218d996e5622336b0fc12cd7cbedcba

  • SHA256

    521d18a9fde485eb93c3352f44d6576c072f23560481e0d25f3ef89492ec4040

  • SHA512

    0ecc4bfebda2809abfc46de8d28bb5f40a84b755526e5219d319c9c34b7712b8667f3ee37eb9188ede0f0c4cfe52a692dd06baf790f4c7dfbe7f4931be3a30f8

  • SSDEEP

    12288:WMrvy90JBvE/4/QcpDbFc5eLhEuUnmijg/Qm6mBGjeyxv9gLSd4dIvoT:RybMLpDbFMeLmfs/jpGjxv9a7deW

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

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 19 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\521d18a9fde485eb93c3352f44d6576c072f23560481e0d25f3ef89492ec4040.exe
    "C:\Users\Admin\AppData\Local\Temp\521d18a9fde485eb93c3352f44d6576c072f23560481e0d25f3ef89492ec4040.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1036
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un927675.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un927675.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2352
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7765.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7765.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1796
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1796 -s 1084
          4⤵
          • Program crash
          PID:3080
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5648.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5648.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1832
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 1712
          4⤵
          • Program crash
          PID:3768
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si319124.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si319124.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4780
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1796 -ip 1796
    1⤵
      PID:380
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 1832 -ip 1832
      1⤵
        PID:3376

      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\si319124.exe
        Filesize

        175KB

        MD5

        d024568a3508f659544a41e20b3463c9

        SHA1

        a6bb2901c37a529f3b3c18a1b6dd46dbba89d3ce

        SHA256

        84c960b2dd269d4162c2265478e3afaf3b6abf25eaa3926b5f96f6b280622fdc

        SHA512

        d260a7df8cefe75b5a8b1e9904da1a59a25b37e431d69eb984393ef464d11c38cbf5a7c02f7dc071fdb9d0dfec3bb0b6d20d42ae5bf8a381f95c6040efb6b1a0

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si319124.exe
        Filesize

        175KB

        MD5

        d024568a3508f659544a41e20b3463c9

        SHA1

        a6bb2901c37a529f3b3c18a1b6dd46dbba89d3ce

        SHA256

        84c960b2dd269d4162c2265478e3afaf3b6abf25eaa3926b5f96f6b280622fdc

        SHA512

        d260a7df8cefe75b5a8b1e9904da1a59a25b37e431d69eb984393ef464d11c38cbf5a7c02f7dc071fdb9d0dfec3bb0b6d20d42ae5bf8a381f95c6040efb6b1a0

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un927675.exe
        Filesize

        557KB

        MD5

        e1821e6909d2d5306608ede72452e7e1

        SHA1

        944c92f2c73c55aa23e1ef7991a7a97ef1b9c111

        SHA256

        28040024e9133e23ffa4572068f52f3a58a5ea3718b781a7fb60b07292298954

        SHA512

        fbce05914c2d212edd3ebaaf6810c27b8387d03738528ba2a643a19c4016711e61c60d178336a1f9249e62570eecd806da02111d56f9756adf7d7150dcfd66c3

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un927675.exe
        Filesize

        557KB

        MD5

        e1821e6909d2d5306608ede72452e7e1

        SHA1

        944c92f2c73c55aa23e1ef7991a7a97ef1b9c111

        SHA256

        28040024e9133e23ffa4572068f52f3a58a5ea3718b781a7fb60b07292298954

        SHA512

        fbce05914c2d212edd3ebaaf6810c27b8387d03738528ba2a643a19c4016711e61c60d178336a1f9249e62570eecd806da02111d56f9756adf7d7150dcfd66c3

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7765.exe
        Filesize

        322KB

        MD5

        4d5dc5158d8df35180e431f3530e8baf

        SHA1

        a08568232a2ec52cfaa0f1620e60c5601c02bc17

        SHA256

        c6e07cfbabe88f95e9314a0f7583170a42baaaf4aae9b3fd33ee4ea8e7fec427

        SHA512

        870d6a57adb02336d6029f4fd24050017888b1729607e947e6b8d1fb0cb5b502d1a84c127cbb8e62c3cc54634afac2180511b4fd2e1508b74d10753bc5dc1d0a

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7765.exe
        Filesize

        322KB

        MD5

        4d5dc5158d8df35180e431f3530e8baf

        SHA1

        a08568232a2ec52cfaa0f1620e60c5601c02bc17

        SHA256

        c6e07cfbabe88f95e9314a0f7583170a42baaaf4aae9b3fd33ee4ea8e7fec427

        SHA512

        870d6a57adb02336d6029f4fd24050017888b1729607e947e6b8d1fb0cb5b502d1a84c127cbb8e62c3cc54634afac2180511b4fd2e1508b74d10753bc5dc1d0a

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5648.exe
        Filesize

        406KB

        MD5

        18e2a4407b3d7f4860dbffc88088387a

        SHA1

        5d1e3f5d99f9b338694984248814d06cbe5e4339

        SHA256

        8461bbe9201918c7ca950891914bcbb3eb943554f1913c7759a0de2fbdcdbb07

        SHA512

        7dbd860cf2d4df100193b5edca187484981cfe371754f4b66a752a5c9a5f30f1bc5976e02d1a56555dd39afcad49703a302fa24a34b61b16137d1f1fab203591

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5648.exe
        Filesize

        406KB

        MD5

        18e2a4407b3d7f4860dbffc88088387a

        SHA1

        5d1e3f5d99f9b338694984248814d06cbe5e4339

        SHA256

        8461bbe9201918c7ca950891914bcbb3eb943554f1913c7759a0de2fbdcdbb07

        SHA512

        7dbd860cf2d4df100193b5edca187484981cfe371754f4b66a752a5c9a5f30f1bc5976e02d1a56555dd39afcad49703a302fa24a34b61b16137d1f1fab203591

      • memory/1796-148-0x0000000002C60000-0x0000000002C8D000-memory.dmp
        Filesize

        180KB

      • memory/1796-149-0x0000000007100000-0x00000000076A4000-memory.dmp
        Filesize

        5.6MB

      • memory/1796-150-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-151-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-153-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-155-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-157-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-159-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-161-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-163-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-165-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-167-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-169-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-171-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-173-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-175-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-177-0x00000000076B0000-0x00000000076C2000-memory.dmp
        Filesize

        72KB

      • memory/1796-178-0x00000000070F0000-0x0000000007100000-memory.dmp
        Filesize

        64KB

      • memory/1796-179-0x00000000070F0000-0x0000000007100000-memory.dmp
        Filesize

        64KB

      • memory/1796-180-0x00000000070F0000-0x0000000007100000-memory.dmp
        Filesize

        64KB

      • memory/1796-181-0x0000000000400000-0x0000000002B7E000-memory.dmp
        Filesize

        39.5MB

      • memory/1796-182-0x00000000070F0000-0x0000000007100000-memory.dmp
        Filesize

        64KB

      • memory/1796-183-0x00000000070F0000-0x0000000007100000-memory.dmp
        Filesize

        64KB

      • memory/1796-184-0x00000000070F0000-0x0000000007100000-memory.dmp
        Filesize

        64KB

      • memory/1796-186-0x0000000000400000-0x0000000002B7E000-memory.dmp
        Filesize

        39.5MB

      • memory/1832-191-0x0000000004570000-0x00000000045BB000-memory.dmp
        Filesize

        300KB

      • memory/1832-192-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-193-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-195-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-197-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-199-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-203-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-201-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-206-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-207-0x0000000004880000-0x0000000004890000-memory.dmp
        Filesize

        64KB

      • memory/1832-205-0x0000000004880000-0x0000000004890000-memory.dmp
        Filesize

        64KB

      • memory/1832-209-0x0000000004880000-0x0000000004890000-memory.dmp
        Filesize

        64KB

      • memory/1832-210-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-214-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-212-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-216-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-218-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-220-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-222-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-224-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-226-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-228-0x0000000007700000-0x000000000773F000-memory.dmp
        Filesize

        252KB

      • memory/1832-1101-0x00000000078E0000-0x0000000007EF8000-memory.dmp
        Filesize

        6.1MB

      • memory/1832-1102-0x0000000007F80000-0x000000000808A000-memory.dmp
        Filesize

        1.0MB

      • memory/1832-1103-0x00000000080C0000-0x00000000080D2000-memory.dmp
        Filesize

        72KB

      • memory/1832-1104-0x00000000080E0000-0x000000000811C000-memory.dmp
        Filesize

        240KB

      • memory/1832-1105-0x0000000004880000-0x0000000004890000-memory.dmp
        Filesize

        64KB

      • memory/1832-1107-0x00000000083D0000-0x0000000008462000-memory.dmp
        Filesize

        584KB

      • memory/1832-1108-0x0000000008470000-0x00000000084D6000-memory.dmp
        Filesize

        408KB

      • memory/1832-1109-0x0000000004880000-0x0000000004890000-memory.dmp
        Filesize

        64KB

      • memory/1832-1110-0x0000000004880000-0x0000000004890000-memory.dmp
        Filesize

        64KB

      • memory/1832-1111-0x0000000004880000-0x0000000004890000-memory.dmp
        Filesize

        64KB

      • memory/1832-1112-0x0000000008C70000-0x0000000008CE6000-memory.dmp
        Filesize

        472KB

      • memory/1832-1113-0x0000000008D00000-0x0000000008D50000-memory.dmp
        Filesize

        320KB

      • memory/1832-1114-0x0000000008D80000-0x0000000008F42000-memory.dmp
        Filesize

        1.8MB

      • memory/1832-1115-0x0000000008F50000-0x000000000947C000-memory.dmp
        Filesize

        5.2MB

      • memory/1832-1116-0x0000000004880000-0x0000000004890000-memory.dmp
        Filesize

        64KB

      • memory/4780-1122-0x0000000000FA0000-0x0000000000FD2000-memory.dmp
        Filesize

        200KB

      • memory/4780-1123-0x0000000005B90000-0x0000000005BA0000-memory.dmp
        Filesize

        64KB

      • memory/4780-1124-0x0000000005B90000-0x0000000005BA0000-memory.dmp
        Filesize

        64KB