Analysis

  • max time kernel
    106s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 08:50

General

  • Target

    ef8ffcc49fa03233a46304964244aabbf6c262928c7c85739011a321a12bfb1e.exe

  • Size

    539KB

  • MD5

    fd601dc0c8c6210b68230802e3f58183

  • SHA1

    1c61db8292c18edb1997114e483b71b1e3819941

  • SHA256

    ef8ffcc49fa03233a46304964244aabbf6c262928c7c85739011a321a12bfb1e

  • SHA512

    a264430a0219f58adcc594d5e6c4288d6880d9bb8f576629977062d573b7535883d8eb552bfcdfdf03bcbc899512a645a80c629d8810f31495055c75ddb324e8

  • SSDEEP

    12288:RMr4y90RjcDkOsLQPUn9b6YMxmI4+NwqTja1o+eKVyG:Fy8mUN6YM/2Gja1BeKH

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 34 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.

  • 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\ef8ffcc49fa03233a46304964244aabbf6c262928c7c85739011a321a12bfb1e.exe
    "C:\Users\Admin\AppData\Local\Temp\ef8ffcc49fa03233a46304964244aabbf6c262928c7c85739011a321a12bfb1e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4964
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8994.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8994.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1324
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7168.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7168.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1424
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6641.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6641.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4432
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4432 -s 1976
          4⤵
          • Program crash
          PID:4024
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si507712.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si507712.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5092
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4432 -ip 4432
    1⤵
      PID:4572

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si507712.exe

      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si507712.exe

      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8994.exe

      Filesize

      397KB

      MD5

      46b2383edaf974302c3a2cb9fe3dfc10

      SHA1

      4ea0b93ba2c47b401dc35f7a00cadec35a9bd5fe

      SHA256

      6ddde6ecbfa16649a56bdbf64f32905cca681f134331509ec24a5920a5ac4249

      SHA512

      da7ce6e4e719d11acfc0f2f33b8b29142b512f2e6959e75335ab565a2e8b89179728429d28a8c828507bc94ba4bf10e2dc67423d017ec4785741dbd59ea49118

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8994.exe

      Filesize

      397KB

      MD5

      46b2383edaf974302c3a2cb9fe3dfc10

      SHA1

      4ea0b93ba2c47b401dc35f7a00cadec35a9bd5fe

      SHA256

      6ddde6ecbfa16649a56bdbf64f32905cca681f134331509ec24a5920a5ac4249

      SHA512

      da7ce6e4e719d11acfc0f2f33b8b29142b512f2e6959e75335ab565a2e8b89179728429d28a8c828507bc94ba4bf10e2dc67423d017ec4785741dbd59ea49118

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7168.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7168.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6641.exe

      Filesize

      355KB

      MD5

      b0ba0471f9990c60fdb1a5487e483683

      SHA1

      eea39c7080126bd9a6fa5d5f28f0604c8c92aa26

      SHA256

      78b4f7b8897bd8403268729fcb69af7baf8a0c67a3f049789981ff0d03380ed3

      SHA512

      3eb85483dd4d5a73a7ba67b3c93c6d2a7bf8da18ba9156ef12330f45f33beba9e5c6b27b2048956ca5f94319545749af24a956c98aab38268636f4b2d21f090b

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6641.exe

      Filesize

      355KB

      MD5

      b0ba0471f9990c60fdb1a5487e483683

      SHA1

      eea39c7080126bd9a6fa5d5f28f0604c8c92aa26

      SHA256

      78b4f7b8897bd8403268729fcb69af7baf8a0c67a3f049789981ff0d03380ed3

      SHA512

      3eb85483dd4d5a73a7ba67b3c93c6d2a7bf8da18ba9156ef12330f45f33beba9e5c6b27b2048956ca5f94319545749af24a956c98aab38268636f4b2d21f090b

    • memory/1424-147-0x0000000000280000-0x000000000028A000-memory.dmp

      Filesize

      40KB

    • memory/4432-153-0x0000000004570000-0x00000000045BB000-memory.dmp

      Filesize

      300KB

    • memory/4432-154-0x00000000073D0000-0x0000000007974000-memory.dmp

      Filesize

      5.6MB

    • memory/4432-155-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-156-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-158-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-160-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-162-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-164-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-166-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-168-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-170-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-171-0x00000000073C0000-0x00000000073D0000-memory.dmp

      Filesize

      64KB

    • memory/4432-174-0x00000000073C0000-0x00000000073D0000-memory.dmp

      Filesize

      64KB

    • memory/4432-176-0x00000000073C0000-0x00000000073D0000-memory.dmp

      Filesize

      64KB

    • memory/4432-177-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-173-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-179-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-181-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-183-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-185-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-187-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-189-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-191-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-193-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-195-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-197-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-199-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-201-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-203-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-205-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-207-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-209-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-211-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-213-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-215-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-217-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-219-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-221-0x00000000072A0000-0x00000000072DE000-memory.dmp

      Filesize

      248KB

    • memory/4432-1064-0x0000000007980000-0x0000000007F98000-memory.dmp

      Filesize

      6.1MB

    • memory/4432-1065-0x0000000007FA0000-0x00000000080AA000-memory.dmp

      Filesize

      1.0MB

    • memory/4432-1066-0x00000000080B0000-0x00000000080C2000-memory.dmp

      Filesize

      72KB

    • memory/4432-1067-0x00000000080D0000-0x000000000810C000-memory.dmp

      Filesize

      240KB

    • memory/4432-1068-0x00000000073C0000-0x00000000073D0000-memory.dmp

      Filesize

      64KB

    • memory/4432-1070-0x00000000083C0000-0x0000000008452000-memory.dmp

      Filesize

      584KB

    • memory/4432-1071-0x0000000008460000-0x00000000084C6000-memory.dmp

      Filesize

      408KB

    • memory/4432-1072-0x00000000073C0000-0x00000000073D0000-memory.dmp

      Filesize

      64KB

    • memory/4432-1073-0x00000000073C0000-0x00000000073D0000-memory.dmp

      Filesize

      64KB

    • memory/4432-1074-0x00000000073C0000-0x00000000073D0000-memory.dmp

      Filesize

      64KB

    • memory/4432-1075-0x0000000008B70000-0x0000000008BE6000-memory.dmp

      Filesize

      472KB

    • memory/4432-1076-0x0000000008BF0000-0x0000000008C40000-memory.dmp

      Filesize

      320KB

    • memory/4432-1077-0x000000000A010000-0x000000000A1D2000-memory.dmp

      Filesize

      1.8MB

    • memory/4432-1079-0x000000000A1E0000-0x000000000A70C000-memory.dmp

      Filesize

      5.2MB

    • memory/4432-1078-0x00000000073C0000-0x00000000073D0000-memory.dmp

      Filesize

      64KB

    • memory/5092-1085-0x0000000000370000-0x00000000003A2000-memory.dmp

      Filesize

      200KB

    • memory/5092-1086-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

      Filesize

      64KB