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Analysis

  • max time kernel
    189s
  • max time network
    225s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/05/2023, 22:09

General

  • Target

    5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe

  • Size

    934KB

  • MD5

    cf092e69e5f17a7774c5657dd8836498

  • SHA1

    c1360e88789e4a1dbbb6ee9d296e887b4a0e3058

  • SHA256

    5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308

  • SHA512

    bb213ec308688fce3c588c04fe5969ffc8e5f79cd36fd192be39775d075d4196179947f943e4b0b6076b442e9abbe3997a05568dc219eee7de8dda13bf47ca16

  • SSDEEP

    24576:OyXac2I1j+aRbZYLh3gmo5ZJUKcFKRP/qk6grpe:dXac2cSWbGN3gvmKRv6Cp

Malware Config

Extracted

Family

redline

Botnet

gena

C2

185.161.248.73:4164

Attributes
  • auth_value

    d05bf43eef533e262271449829751d07

Extracted

Family

redline

Botnet

dark

C2

185.161.248.73:4164

Attributes
  • auth_value

    ae85b01f66afe8770afeed560513fc2d

Signatures

  • Detects Redline Stealer samples 1 IoCs

    This rule detects the presence of Redline Stealer samples based on their unique strings.

  • 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.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 6 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe
    "C:\Users\Admin\AppData\Local\Temp\5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un284175.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un284175.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:816
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30481235.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30481235.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1852
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1196
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1852 -s 1536
          4⤵
          • Program crash
          PID:4120
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk020596.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk020596.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2536
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          PID:4428
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 1496
          4⤵
          • Program crash
          PID:116
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si301946.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si301946.exe
      2⤵
      • Executes dropped EXE
      PID:3844
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1852 -ip 1852
    1⤵
      PID:1748
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2536 -ip 2536
      1⤵
        PID:1848

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si301946.exe

        Filesize

        169KB

        MD5

        400941f6934007ec890b831238967801

        SHA1

        83cef0bb3258d21ee99a6948a50b9aaee324e3ff

        SHA256

        412d9a716c6d9a1901984722314f8c14bf214691d54722564b1b11fe9affced0

        SHA512

        5d97a450ee5c7d2a0501973349cd1bdc00d564ba5f6451d1dff83792379a25f1f09459e9db71c59d19f410c5a52cc3ef9100387df48e766d97a12a535fa83c4a

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si301946.exe

        Filesize

        169KB

        MD5

        400941f6934007ec890b831238967801

        SHA1

        83cef0bb3258d21ee99a6948a50b9aaee324e3ff

        SHA256

        412d9a716c6d9a1901984722314f8c14bf214691d54722564b1b11fe9affced0

        SHA512

        5d97a450ee5c7d2a0501973349cd1bdc00d564ba5f6451d1dff83792379a25f1f09459e9db71c59d19f410c5a52cc3ef9100387df48e766d97a12a535fa83c4a

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un284175.exe

        Filesize

        781KB

        MD5

        c072a1634564318c9a9265f7b054da70

        SHA1

        a48fcb452d7b2dbd9bbfb3c3d5e47929e1a51920

        SHA256

        85f244c03b1b21333252d0f6bc191a3f9a4901a3405a357fc8781552a4365416

        SHA512

        f7c6c356b9a6dcd805dd8db10a4ffe4fd94dbad61474fb96f276fc80d33f9eff9df14c396c0dead8af5aea57a56c6261fc6cbc2f70dac38719e4e31ea02ff13e

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un284175.exe

        Filesize

        781KB

        MD5

        c072a1634564318c9a9265f7b054da70

        SHA1

        a48fcb452d7b2dbd9bbfb3c3d5e47929e1a51920

        SHA256

        85f244c03b1b21333252d0f6bc191a3f9a4901a3405a357fc8781552a4365416

        SHA512

        f7c6c356b9a6dcd805dd8db10a4ffe4fd94dbad61474fb96f276fc80d33f9eff9df14c396c0dead8af5aea57a56c6261fc6cbc2f70dac38719e4e31ea02ff13e

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30481235.exe

        Filesize

        522KB

        MD5

        485b1a4c0e4b3d48233a9110471c8d5b

        SHA1

        a1be1561d107c9882ec8dc5cdd741c5b89f1dced

        SHA256

        68228360a5b3eaedf54b7b317b03c8892d737cc4acce31df6d2f808fd68ccd46

        SHA512

        502bfdd15dfcb7b9c22e973d03a1202ddd4cc5f2c6e05202cb85725a9b5ba29e0fcf4103788db8304b585af77d4335b4d7487e073dc94e66ef86f1827a276a8d

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30481235.exe

        Filesize

        522KB

        MD5

        485b1a4c0e4b3d48233a9110471c8d5b

        SHA1

        a1be1561d107c9882ec8dc5cdd741c5b89f1dced

        SHA256

        68228360a5b3eaedf54b7b317b03c8892d737cc4acce31df6d2f808fd68ccd46

        SHA512

        502bfdd15dfcb7b9c22e973d03a1202ddd4cc5f2c6e05202cb85725a9b5ba29e0fcf4103788db8304b585af77d4335b4d7487e073dc94e66ef86f1827a276a8d

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk020596.exe

        Filesize

        581KB

        MD5

        8397a13bd513fa6f71f86b07f867b728

        SHA1

        bc72529c464cce00decfefb64f6570e1cffd699b

        SHA256

        61de9c85e3c4b19536afb1f4de4cb452289bd30dfb548c47da55702f3bc37b73

        SHA512

        0a0678e428f34db3e48dde5ab522000df9ef36380f2fbfec11671a34105fef65288386746985c3b780a783f52c9ab93b5c24f6e96c467febea684a7ba47a55c1

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk020596.exe

        Filesize

        581KB

        MD5

        8397a13bd513fa6f71f86b07f867b728

        SHA1

        bc72529c464cce00decfefb64f6570e1cffd699b

        SHA256

        61de9c85e3c4b19536afb1f4de4cb452289bd30dfb548c47da55702f3bc37b73

        SHA512

        0a0678e428f34db3e48dde5ab522000df9ef36380f2fbfec11671a34105fef65288386746985c3b780a783f52c9ab93b5c24f6e96c467febea684a7ba47a55c1

      • C:\Windows\Temp\1.exe

        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Windows\Temp\1.exe

        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Windows\Temp\1.exe

        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Windows\Temp\1.exe

        Filesize

        168KB

        MD5

        f16fb63d4e551d3808e8f01f2671b57e

        SHA1

        781153ad6235a1152da112de1fb39a6f2d063575

        SHA256

        8a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581

        SHA512

        fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf

      • C:\Windows\Temp\1.exe

        Filesize

        168KB

        MD5

        f16fb63d4e551d3808e8f01f2671b57e

        SHA1

        781153ad6235a1152da112de1fb39a6f2d063575

        SHA256

        8a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581

        SHA512

        fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf

      • C:\Windows\Temp\1.exe

        Filesize

        168KB

        MD5

        f16fb63d4e551d3808e8f01f2671b57e

        SHA1

        781153ad6235a1152da112de1fb39a6f2d063575

        SHA256

        8a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581

        SHA512

        fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf

      • memory/1196-2294-0x0000000000B60000-0x0000000000B6A000-memory.dmp

        Filesize

        40KB

      • memory/1852-200-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-216-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-163-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-161-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-165-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-167-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-169-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-171-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-173-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-175-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-177-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-179-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-181-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-183-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-185-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-187-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-189-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-191-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-196-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1852-194-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1852-193-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-197-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-198-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1852-157-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-202-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-204-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-206-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-208-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-210-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-212-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-214-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-159-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-2283-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1852-2296-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1852-2297-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1852-2298-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1852-155-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-2299-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1852-148-0x0000000000830000-0x000000000087C000-memory.dmp

        Filesize

        304KB

      • memory/1852-149-0x0000000004F70000-0x0000000005514000-memory.dmp

        Filesize

        5.6MB

      • memory/1852-150-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-151-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/1852-153-0x0000000005520000-0x0000000005571000-memory.dmp

        Filesize

        324KB

      • memory/2536-2435-0x0000000004FF0000-0x0000000005000000-memory.dmp

        Filesize

        64KB

      • memory/2536-4470-0x0000000004FF0000-0x0000000005000000-memory.dmp

        Filesize

        64KB

      • memory/2536-4471-0x0000000004FF0000-0x0000000005000000-memory.dmp

        Filesize

        64KB

      • memory/2536-2432-0x0000000000840000-0x000000000089B000-memory.dmp

        Filesize

        364KB

      • memory/2536-2437-0x0000000004FF0000-0x0000000005000000-memory.dmp

        Filesize

        64KB

      • memory/2536-2438-0x0000000004FF0000-0x0000000005000000-memory.dmp

        Filesize

        64KB

      • memory/2536-4472-0x0000000004FF0000-0x0000000005000000-memory.dmp

        Filesize

        64KB

      • memory/2536-4478-0x0000000004FF0000-0x0000000005000000-memory.dmp

        Filesize

        64KB

      • memory/2536-4460-0x0000000004FF0000-0x0000000005000000-memory.dmp

        Filesize

        64KB

      • memory/3844-4485-0x00000000008A0000-0x00000000008D0000-memory.dmp

        Filesize

        192KB

      • memory/3844-4487-0x0000000005200000-0x0000000005212000-memory.dmp

        Filesize

        72KB

      • memory/3844-4488-0x0000000005260000-0x000000000529C000-memory.dmp

        Filesize

        240KB

      • memory/3844-4489-0x00000000050F0000-0x0000000005100000-memory.dmp

        Filesize

        64KB

      • memory/3844-4491-0x00000000050F0000-0x0000000005100000-memory.dmp

        Filesize

        64KB

      • memory/4428-4477-0x00000000006D0000-0x00000000006FE000-memory.dmp

        Filesize

        184KB

      • memory/4428-4484-0x0000000005600000-0x0000000005C18000-memory.dmp

        Filesize

        6.1MB

      • memory/4428-4486-0x00000000050F0000-0x00000000051FA000-memory.dmp

        Filesize

        1.0MB

      • memory/4428-4490-0x0000000004FD0000-0x0000000004FE0000-memory.dmp

        Filesize

        64KB

      • memory/4428-4492-0x0000000004FD0000-0x0000000004FE0000-memory.dmp

        Filesize

        64KB