Analysis

  • max time kernel
    127s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 08:25

General

  • Target

    bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe

  • Size

    539KB

  • MD5

    b6ad2fd85696a4fb0d1b33e8cab239f2

  • SHA1

    db8b9281471d2055a4cca01916a0a0cfa16ee033

  • SHA256

    bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73

  • SHA512

    dd34eea307d43583d35346e08506705131193080e416db59b2eb2dc7e54d37a56c412968af1d888a269aebb8f61f958b56ace8ba6d97d8979d3ca73843c5cc6a

  • SSDEEP

    12288:AMrKy90Tl8CW5puj8TDrWfYzxXI4+hrPCya1NP:6yWl8cj8TDKfYtCZP90

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

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 36 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 1 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.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe
    "C:\Users\Admin\AppData\Local\Temp\bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3228
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5047.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5047.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4648
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7146.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7146.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4256
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1108.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1108.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4736
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4736 -s 1348
          4⤵
          • Program crash
          PID:3696
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si288962.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si288962.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3812
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4736 -ip 4736
    1⤵
      PID:2736
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:4852

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si288962.exe

      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si288962.exe

      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5047.exe

      Filesize

      397KB

      MD5

      34f166db9012b60b45c2da98f37c6aa9

      SHA1

      e9f7d9452f5f9e1f51875f4b8b3fb66b2efeaea3

      SHA256

      0747b9cd0c39036564647e8d58f25b0420fc60767d5b1fb11d9dfc30b812d84f

      SHA512

      3a100d03f5a135c14a76587c40ce37ebdf9d4b1de5ccb35890d7fd3f07809dc1fd8bf7e2065246748d2f0a5c93bcdf65dc52bff0450e1d7705d3116db6d78c18

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5047.exe

      Filesize

      397KB

      MD5

      34f166db9012b60b45c2da98f37c6aa9

      SHA1

      e9f7d9452f5f9e1f51875f4b8b3fb66b2efeaea3

      SHA256

      0747b9cd0c39036564647e8d58f25b0420fc60767d5b1fb11d9dfc30b812d84f

      SHA512

      3a100d03f5a135c14a76587c40ce37ebdf9d4b1de5ccb35890d7fd3f07809dc1fd8bf7e2065246748d2f0a5c93bcdf65dc52bff0450e1d7705d3116db6d78c18

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7146.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7146.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1108.exe

      Filesize

      355KB

      MD5

      d843f06afabce91d63fe919b11b01c8d

      SHA1

      45715f7931136b6dfad41f83b6d50c3838a4ff5d

      SHA256

      c52a89fdfc9c91c37d732c79a76ceedb79b19ff0baccc0733c35911066800546

      SHA512

      fb4bbe8459661ad190a39d7ad015b5b435148c199b24bfcd03d93665c7215cce094bf4a789422b20b389df41287ae787796619ff2aac889deec5100b679f2e9d

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1108.exe

      Filesize

      355KB

      MD5

      d843f06afabce91d63fe919b11b01c8d

      SHA1

      45715f7931136b6dfad41f83b6d50c3838a4ff5d

      SHA256

      c52a89fdfc9c91c37d732c79a76ceedb79b19ff0baccc0733c35911066800546

      SHA512

      fb4bbe8459661ad190a39d7ad015b5b435148c199b24bfcd03d93665c7215cce094bf4a789422b20b389df41287ae787796619ff2aac889deec5100b679f2e9d

    • memory/3812-1085-0x0000000000420000-0x0000000000452000-memory.dmp

      Filesize

      200KB

    • memory/3812-1086-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB

    • memory/4256-147-0x00000000003B0000-0x00000000003BA000-memory.dmp

      Filesize

      40KB

    • memory/4736-191-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-205-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-156-0x0000000002C60000-0x0000000002CAB000-memory.dmp

      Filesize

      300KB

    • memory/4736-158-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-159-0x0000000007380000-0x0000000007390000-memory.dmp

      Filesize

      64KB

    • memory/4736-162-0x0000000007380000-0x0000000007390000-memory.dmp

      Filesize

      64KB

    • memory/4736-163-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-161-0x0000000007380000-0x0000000007390000-memory.dmp

      Filesize

      64KB

    • memory/4736-165-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-167-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-169-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-171-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-173-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-175-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-177-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-179-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-181-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-183-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-185-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-187-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-189-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-154-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-193-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-195-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-197-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-199-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-201-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-155-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-203-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-207-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-209-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-211-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-213-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-215-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-217-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-219-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-221-0x0000000007270000-0x00000000072AE000-memory.dmp

      Filesize

      248KB

    • memory/4736-1064-0x0000000007940000-0x0000000007F58000-memory.dmp

      Filesize

      6.1MB

    • memory/4736-1065-0x0000000007F70000-0x000000000807A000-memory.dmp

      Filesize

      1.0MB

    • memory/4736-1066-0x00000000080B0000-0x00000000080C2000-memory.dmp

      Filesize

      72KB

    • memory/4736-1067-0x00000000080D0000-0x000000000810C000-memory.dmp

      Filesize

      240KB

    • memory/4736-1068-0x0000000007380000-0x0000000007390000-memory.dmp

      Filesize

      64KB

    • memory/4736-1070-0x00000000083C0000-0x0000000008452000-memory.dmp

      Filesize

      584KB

    • memory/4736-1071-0x0000000008460000-0x00000000084C6000-memory.dmp

      Filesize

      408KB

    • memory/4736-1072-0x0000000007380000-0x0000000007390000-memory.dmp

      Filesize

      64KB

    • memory/4736-1073-0x0000000007380000-0x0000000007390000-memory.dmp

      Filesize

      64KB

    • memory/4736-1074-0x0000000007380000-0x0000000007390000-memory.dmp

      Filesize

      64KB

    • memory/4736-1075-0x0000000006CC0000-0x0000000006D36000-memory.dmp

      Filesize

      472KB

    • memory/4736-1076-0x0000000009F30000-0x0000000009F80000-memory.dmp

      Filesize

      320KB

    • memory/4736-153-0x0000000007390000-0x0000000007934000-memory.dmp

      Filesize

      5.6MB

    • memory/4736-1077-0x0000000007380000-0x0000000007390000-memory.dmp

      Filesize

      64KB

    • memory/4736-1078-0x0000000009F90000-0x000000000A152000-memory.dmp

      Filesize

      1.8MB

    • memory/4736-1079-0x000000000A160000-0x000000000A68C000-memory.dmp

      Filesize

      5.2MB