Analysis

  • max time kernel
    130s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-05-2023 09:01

General

  • Target

    ffb08f8996da357e03cd5f99a542a1002d310e4d140e229a0b501646a9079f87.exe

  • Size

    957KB

  • MD5

    1066367e51504598d01235568b1e3160

  • SHA1

    76fa608cea4e17fabfa913c6fa08ef4102f441fa

  • SHA256

    ffb08f8996da357e03cd5f99a542a1002d310e4d140e229a0b501646a9079f87

  • SHA512

    2dc94cd380f9ee167c840627ae2d7cd214f0c13bc4e29503c1af0d391151b04ed8ec6efe53488ebae94cf3881a93af2e15c2c35f1fc86c2956de7422f1a99f46

  • SSDEEP

    24576:ny46CVotleLUkEfzhq0KVzUaDjV2BgZwahwIsWkHaTMdd:ySoDEUkw90zUaDp2BgZwxfWAl

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\ffb08f8996da357e03cd5f99a542a1002d310e4d140e229a0b501646a9079f87.exe
    "C:\Users\Admin\AppData\Local\Temp\ffb08f8996da357e03cd5f99a542a1002d310e4d140e229a0b501646a9079f87.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un556759.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un556759.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4796
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\26086113.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\26086113.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1632
        • 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:4928
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 1384
          4⤵
          • Program crash
          PID:2176
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk877764.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk877764.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4804
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          PID:1412
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4804 -s 1376
          4⤵
          • Program crash
          PID:4692
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si264981.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si264981.exe
      2⤵
      • Executes dropped EXE
      PID:3432
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1632 -ip 1632
    1⤵
      PID:4244
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4804 -ip 4804
      1⤵
        PID:2848

      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

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si264981.exe
        Filesize

        168KB

        MD5

        49a7cd8816549617e1f3170f4211ecfe

        SHA1

        e0ddb22231e187a51d4bf9149318d9e589438b04

        SHA256

        53cbec41e7270321735124077961f416a3e9a7191d0a3598c2bca57d0967000e

        SHA512

        e70272c75b476a28d47bf79774ea7542ff451ad0a668875bda5617cc35c673182c69b3a06a4b4328c3a1a81f937b1cb90faac37410e511a0aa772339e4992de3

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si264981.exe
        Filesize

        168KB

        MD5

        49a7cd8816549617e1f3170f4211ecfe

        SHA1

        e0ddb22231e187a51d4bf9149318d9e589438b04

        SHA256

        53cbec41e7270321735124077961f416a3e9a7191d0a3598c2bca57d0967000e

        SHA512

        e70272c75b476a28d47bf79774ea7542ff451ad0a668875bda5617cc35c673182c69b3a06a4b4328c3a1a81f937b1cb90faac37410e511a0aa772339e4992de3

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un556759.exe
        Filesize

        803KB

        MD5

        32043255442fd325dcf3968fcebfd730

        SHA1

        e386f9ddc5f19a362ba3c33b7a8c3e1b9e2192e4

        SHA256

        1dd8fdc387c5938e4597cecd0304111d18d5a11985c5619abbd0a680393fed86

        SHA512

        57b64ae9fbdb1a819bcb74930d032b73bba666285c170d4b5ba313c1c583a1151cc2320e97a7496dca4d9cbf940dc64dec678d368d5552c9ddd3a8347ff5eda1

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un556759.exe
        Filesize

        803KB

        MD5

        32043255442fd325dcf3968fcebfd730

        SHA1

        e386f9ddc5f19a362ba3c33b7a8c3e1b9e2192e4

        SHA256

        1dd8fdc387c5938e4597cecd0304111d18d5a11985c5619abbd0a680393fed86

        SHA512

        57b64ae9fbdb1a819bcb74930d032b73bba666285c170d4b5ba313c1c583a1151cc2320e97a7496dca4d9cbf940dc64dec678d368d5552c9ddd3a8347ff5eda1

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\26086113.exe
        Filesize

        479KB

        MD5

        2dfd8ea770548c4db22810ca92d3fba2

        SHA1

        408d04f70ed0379ae77f26482bb56168e62a864a

        SHA256

        56d8d7b43b0e9f3c6b5db5ed5c0acc146b8d033680075c56f14879f60a0436a0

        SHA512

        d0d1c4ad74d47d7da6cf1231b76d1a29e4a1ea8f57d638e4bc84b7257756b01266b7576cdbc7d3c7b77c67c2d9f0c7e0c7e239b8f53e7a30285a57f60a6d37cd

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\26086113.exe
        Filesize

        479KB

        MD5

        2dfd8ea770548c4db22810ca92d3fba2

        SHA1

        408d04f70ed0379ae77f26482bb56168e62a864a

        SHA256

        56d8d7b43b0e9f3c6b5db5ed5c0acc146b8d033680075c56f14879f60a0436a0

        SHA512

        d0d1c4ad74d47d7da6cf1231b76d1a29e4a1ea8f57d638e4bc84b7257756b01266b7576cdbc7d3c7b77c67c2d9f0c7e0c7e239b8f53e7a30285a57f60a6d37cd

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk877764.exe
        Filesize

        539KB

        MD5

        ff7277c4bce50a0e64489a0006e6049f

        SHA1

        02f27c7cbe10c58cd1633aa41eb80708b941669d

        SHA256

        0ddc40d0489f54557d3c329ac047e7787dec381e614bd9b7e833af427c720391

        SHA512

        9d37c026288570f77846932ba5728fe2deaa13f9deaaee34ff008ee52b5b0b22a5aa0cadfa3654f5ff729e10cb43f6294ca7378dbc96add2c7c6eaf0000ae555

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk877764.exe
        Filesize

        539KB

        MD5

        ff7277c4bce50a0e64489a0006e6049f

        SHA1

        02f27c7cbe10c58cd1633aa41eb80708b941669d

        SHA256

        0ddc40d0489f54557d3c329ac047e7787dec381e614bd9b7e833af427c720391

        SHA512

        9d37c026288570f77846932ba5728fe2deaa13f9deaaee34ff008ee52b5b0b22a5aa0cadfa3654f5ff729e10cb43f6294ca7378dbc96add2c7c6eaf0000ae555

      • 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/1412-4475-0x00000000051A0000-0x00000000051B0000-memory.dmp
        Filesize

        64KB

      • memory/1412-4467-0x000000000AB50000-0x000000000B168000-memory.dmp
        Filesize

        6.1MB

      • memory/1412-4465-0x0000000000800000-0x000000000082E000-memory.dmp
        Filesize

        184KB

      • memory/1412-4469-0x000000000A640000-0x000000000A74A000-memory.dmp
        Filesize

        1.0MB

      • memory/1412-4474-0x000000000A570000-0x000000000A582000-memory.dmp
        Filesize

        72KB

      • memory/1412-4476-0x000000000A5D0000-0x000000000A60C000-memory.dmp
        Filesize

        240KB

      • memory/1412-4478-0x00000000051A0000-0x00000000051B0000-memory.dmp
        Filesize

        64KB

      • memory/1632-195-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-2295-0x0000000005010000-0x0000000005020000-memory.dmp
        Filesize

        64KB

      • memory/1632-173-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-175-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-177-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-179-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-181-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-183-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-185-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-187-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-189-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-191-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-193-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-169-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-197-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-201-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-199-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-203-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-205-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-207-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-209-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-211-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-213-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-215-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-2281-0x0000000005010000-0x0000000005020000-memory.dmp
        Filesize

        64KB

      • memory/1632-171-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-2296-0x0000000005010000-0x0000000005020000-memory.dmp
        Filesize

        64KB

      • memory/1632-167-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-2297-0x0000000005010000-0x0000000005020000-memory.dmp
        Filesize

        64KB

      • memory/1632-148-0x0000000005020000-0x00000000055C4000-memory.dmp
        Filesize

        5.6MB

      • memory/1632-149-0x0000000000820000-0x000000000086C000-memory.dmp
        Filesize

        304KB

      • memory/1632-150-0x0000000005010000-0x0000000005020000-memory.dmp
        Filesize

        64KB

      • memory/1632-165-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-163-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-161-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-157-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-151-0x0000000005010000-0x0000000005020000-memory.dmp
        Filesize

        64KB

      • memory/1632-159-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-155-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-153-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/1632-152-0x0000000002990000-0x00000000029E1000-memory.dmp
        Filesize

        324KB

      • memory/3432-4473-0x0000000000670000-0x00000000006A0000-memory.dmp
        Filesize

        192KB

      • memory/3432-4477-0x0000000004F20000-0x0000000004F30000-memory.dmp
        Filesize

        64KB

      • memory/3432-4479-0x0000000004F20000-0x0000000004F30000-memory.dmp
        Filesize

        64KB

      • memory/4804-4466-0x0000000002680000-0x0000000002690000-memory.dmp
        Filesize

        64KB

      • memory/4804-2375-0x0000000002680000-0x0000000002690000-memory.dmp
        Filesize

        64KB

      • memory/4804-2373-0x0000000002680000-0x0000000002690000-memory.dmp
        Filesize

        64KB

      • memory/4804-2372-0x0000000000830000-0x000000000088B000-memory.dmp
        Filesize

        364KB

      • memory/4928-2293-0x0000000000EA0000-0x0000000000EAA000-memory.dmp
        Filesize

        40KB