Analysis

  • max time kernel
    74s
  • max time network
    129s
  • 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 20:17

General

  • Target

    9a87d2f4bb481c58b67a6cf88aba0ff99bfb21052e84e919d1243cba86c65996.exe

  • Size

    673KB

  • MD5

    5f926814274ae2764d557c4d265bd351

  • SHA1

    e9e3080ee885a709c8f8f35f26a3c0039f6a6411

  • SHA256

    9a87d2f4bb481c58b67a6cf88aba0ff99bfb21052e84e919d1243cba86c65996

  • SHA512

    e14fb0c625b503dfbc46c97a61fadf1f0338d1591441c825b0dbe32ab56ded6f94961cdb56176f43bfbc1a8a745e5b3f7792a1748b8992b86f232161a618100c

  • SSDEEP

    12288:gMrjy90zI+3hx7M90H7WztTyam0wouIjD6hio01m7LqTra/ffA93w:TyWhx73Mt9nzmc/1m7GTrefo93w

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 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\9a87d2f4bb481c58b67a6cf88aba0ff99bfb21052e84e919d1243cba86c65996.exe
    "C:\Users\Admin\AppData\Local\Temp\9a87d2f4bb481c58b67a6cf88aba0ff99bfb21052e84e919d1243cba86c65996.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5068
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un778233.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un778233.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4428
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9438.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9438.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1452
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 1080
          4⤵
          • Program crash
          PID:1360
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3898.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3898.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 1660
          4⤵
          • Program crash
          PID:1640
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si751645.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si751645.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1976
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1452 -ip 1452
    1⤵
      PID:4232
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4948 -ip 4948
      1⤵
        PID:3736

      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\si751645.exe
        Filesize

        175KB

        MD5

        75b2018850d2212d91ccc7ed5529493d

        SHA1

        25622cc4ca8a318e3f43c55731878b674f75d6cd

        SHA256

        6f90a1bf26816acb4cbf7fc7074eabecb6880e670f83a8db0616ad1cd3d4f301

        SHA512

        93795ea69069dece2752a5b563855347af5637f62de7f1b9e139aba44d0e072a29df7a52481fc7b7730466c2bd7183e9d4965b84164767920b6fa663be97dc6a

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si751645.exe
        Filesize

        175KB

        MD5

        75b2018850d2212d91ccc7ed5529493d

        SHA1

        25622cc4ca8a318e3f43c55731878b674f75d6cd

        SHA256

        6f90a1bf26816acb4cbf7fc7074eabecb6880e670f83a8db0616ad1cd3d4f301

        SHA512

        93795ea69069dece2752a5b563855347af5637f62de7f1b9e139aba44d0e072a29df7a52481fc7b7730466c2bd7183e9d4965b84164767920b6fa663be97dc6a

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un778233.exe
        Filesize

        531KB

        MD5

        7f5849a2f799719337a0b01aeba550a2

        SHA1

        a5091e0dd849e9dfc8b7ac6177d835eaf59ac0a7

        SHA256

        df8f0d61735c07abe0c5807e98009d935166aba57015d5943d2c32400d8ba633

        SHA512

        3bc38adbcf840a97379934244c19038823a388f751616e8ce05cb5de34063536d80cf2d8bc339d309df4143894293bf628ee2be39b4357ec02d0044e58e05d57

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un778233.exe
        Filesize

        531KB

        MD5

        7f5849a2f799719337a0b01aeba550a2

        SHA1

        a5091e0dd849e9dfc8b7ac6177d835eaf59ac0a7

        SHA256

        df8f0d61735c07abe0c5807e98009d935166aba57015d5943d2c32400d8ba633

        SHA512

        3bc38adbcf840a97379934244c19038823a388f751616e8ce05cb5de34063536d80cf2d8bc339d309df4143894293bf628ee2be39b4357ec02d0044e58e05d57

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9438.exe
        Filesize

        260KB

        MD5

        4fef3e9d6a8189d5a13ff24bbb82fa69

        SHA1

        5a1726b8c689c22c623ad64f2b164da4c5575144

        SHA256

        97f8b89397bafce6b8364f41af43788b2a465b9fc24925b5340503733719b054

        SHA512

        ff95e02e7b4f38e7f2104ebb369c24568205101ebdecd92ff04743ee238d653f4ea4c84c97223dbff37be62523530c281a819741eeaedfb83bf3325e2f672615

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9438.exe
        Filesize

        260KB

        MD5

        4fef3e9d6a8189d5a13ff24bbb82fa69

        SHA1

        5a1726b8c689c22c623ad64f2b164da4c5575144

        SHA256

        97f8b89397bafce6b8364f41af43788b2a465b9fc24925b5340503733719b054

        SHA512

        ff95e02e7b4f38e7f2104ebb369c24568205101ebdecd92ff04743ee238d653f4ea4c84c97223dbff37be62523530c281a819741eeaedfb83bf3325e2f672615

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3898.exe
        Filesize

        359KB

        MD5

        9618e23cf1a34b517e8cf6114216f3b2

        SHA1

        c4ab5d48839ce0e8444f91ac9460bddc44b72fa9

        SHA256

        39a80ccb300d8da37d8f630bd2368ce2008015b40099b1cfb910582dc0ce8c26

        SHA512

        69088812566c080755b96adb9dfddd5d36558bcaad5ba9a5a85c24bdaa751ce54430e413a884792482c79bc54293a0150300062968343baf333f77f6c3b6b075

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3898.exe
        Filesize

        359KB

        MD5

        9618e23cf1a34b517e8cf6114216f3b2

        SHA1

        c4ab5d48839ce0e8444f91ac9460bddc44b72fa9

        SHA256

        39a80ccb300d8da37d8f630bd2368ce2008015b40099b1cfb910582dc0ce8c26

        SHA512

        69088812566c080755b96adb9dfddd5d36558bcaad5ba9a5a85c24bdaa751ce54430e413a884792482c79bc54293a0150300062968343baf333f77f6c3b6b075

      • memory/1452-148-0x0000000004A90000-0x0000000005034000-memory.dmp
        Filesize

        5.6MB

      • memory/1452-156-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-154-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-152-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-150-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-149-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-158-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-160-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-162-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-164-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-166-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-168-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-170-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-172-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-174-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-176-0x00000000026E0000-0x00000000026F2000-memory.dmp
        Filesize

        72KB

      • memory/1452-177-0x0000000002140000-0x000000000216D000-memory.dmp
        Filesize

        180KB

      • memory/1452-178-0x0000000002210000-0x0000000002220000-memory.dmp
        Filesize

        64KB

      • memory/1452-179-0x0000000002210000-0x0000000002220000-memory.dmp
        Filesize

        64KB

      • memory/1452-180-0x0000000002210000-0x0000000002220000-memory.dmp
        Filesize

        64KB

      • memory/1452-181-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/1452-182-0x0000000002210000-0x0000000002220000-memory.dmp
        Filesize

        64KB

      • memory/1452-183-0x0000000002210000-0x0000000002220000-memory.dmp
        Filesize

        64KB

      • memory/1452-184-0x0000000002210000-0x0000000002220000-memory.dmp
        Filesize

        64KB

      • memory/1452-186-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/1976-1122-0x0000000000F00000-0x0000000000F32000-memory.dmp
        Filesize

        200KB

      • memory/1976-1123-0x0000000005770000-0x0000000005780000-memory.dmp
        Filesize

        64KB

      • memory/4948-194-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-218-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-196-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-198-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-200-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-202-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-204-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-206-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-208-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-210-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-212-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-214-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-217-0x0000000003920000-0x0000000003930000-memory.dmp
        Filesize

        64KB

      • memory/4948-215-0x0000000001C60000-0x0000000001CAB000-memory.dmp
        Filesize

        300KB

      • memory/4948-219-0x0000000003920000-0x0000000003930000-memory.dmp
        Filesize

        64KB

      • memory/4948-224-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-226-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-222-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-221-0x0000000003920000-0x0000000003930000-memory.dmp
        Filesize

        64KB

      • memory/4948-192-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-228-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-1101-0x00000000068C0000-0x0000000006ED8000-memory.dmp
        Filesize

        6.1MB

      • memory/4948-1102-0x0000000006EE0000-0x0000000006FEA000-memory.dmp
        Filesize

        1.0MB

      • memory/4948-1103-0x0000000007020000-0x0000000007032000-memory.dmp
        Filesize

        72KB

      • memory/4948-1104-0x0000000007040000-0x000000000707C000-memory.dmp
        Filesize

        240KB

      • memory/4948-1105-0x0000000003920000-0x0000000003930000-memory.dmp
        Filesize

        64KB

      • memory/4948-1106-0x0000000007330000-0x00000000073C2000-memory.dmp
        Filesize

        584KB

      • memory/4948-1108-0x00000000073D0000-0x0000000007436000-memory.dmp
        Filesize

        408KB

      • memory/4948-1109-0x0000000007BD0000-0x0000000007C46000-memory.dmp
        Filesize

        472KB

      • memory/4948-1110-0x0000000003920000-0x0000000003930000-memory.dmp
        Filesize

        64KB

      • memory/4948-1112-0x0000000003920000-0x0000000003930000-memory.dmp
        Filesize

        64KB

      • memory/4948-1111-0x0000000007C60000-0x0000000007CB0000-memory.dmp
        Filesize

        320KB

      • memory/4948-1113-0x0000000003920000-0x0000000003930000-memory.dmp
        Filesize

        64KB

      • memory/4948-191-0x0000000003C50000-0x0000000003C8F000-memory.dmp
        Filesize

        252KB

      • memory/4948-1114-0x0000000007CE0000-0x0000000007EA2000-memory.dmp
        Filesize

        1.8MB

      • memory/4948-1115-0x0000000007EB0000-0x00000000083DC000-memory.dmp
        Filesize

        5.2MB

      • memory/4948-1116-0x0000000003920000-0x0000000003930000-memory.dmp
        Filesize

        64KB