Analysis

  • max time kernel
    62s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2023, 19:08

General

  • Target

    fc421254213df5ee8771db7a54f45406681d68f44cdfbfb30df538638e46c44f.exe

  • Size

    699KB

  • MD5

    e9247415d15c3bf0d0f456b94f66d279

  • SHA1

    f9a72e11626d26469a7a52ff95d3330867be003b

  • SHA256

    fc421254213df5ee8771db7a54f45406681d68f44cdfbfb30df538638e46c44f

  • SHA512

    52e2fd7f7b90f5ed0a68f2cfccf424d989c55cacc925882415ebf142ec5dc02ae0d681de4015995f0dd4bb2c55283f12e099a78fc4a87bf9e4a12ab0b8fc7ffa

  • SSDEEP

    12288:1MrHy90bFwQVr7Fw9Sl0mvwdeE5cIgxx+uWoN8/Fsqc2Ux6E:6yRIy4GOwjcI8xnO/FW2UX

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

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\fc421254213df5ee8771db7a54f45406681d68f44cdfbfb30df538638e46c44f.exe
    "C:\Users\Admin\AppData\Local\Temp\fc421254213df5ee8771db7a54f45406681d68f44cdfbfb30df538638e46c44f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4616
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un422574.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un422574.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1400
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0097.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0097.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2176
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 1080
          4⤵
          • Program crash
          PID:3904
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1140.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1140.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5104
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 1180
          4⤵
          • Program crash
          PID:3860
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si619368.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si619368.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3836
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2176 -ip 2176
    1⤵
      PID:4596
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 5104 -ip 5104
      1⤵
        PID:1668

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si619368.exe

        Filesize

        175KB

        MD5

        478840a65c4fd3a2cd13b16e1e17a90e

        SHA1

        99b84994909e0598333c678850916a8e8ce362c2

        SHA256

        25bbbb5c97816f9559cf7db3a5edc12debcbff1bd48c469296c0e8a8452100a6

        SHA512

        fac3219806fcccc787513e74fa72633968e349a86dc36a4bd5c4ad100736adb60f7e14ea24a7748f4648e76d0e4bf7c2bf972f5e6c971e06a95b0bb47ac02937

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si619368.exe

        Filesize

        175KB

        MD5

        478840a65c4fd3a2cd13b16e1e17a90e

        SHA1

        99b84994909e0598333c678850916a8e8ce362c2

        SHA256

        25bbbb5c97816f9559cf7db3a5edc12debcbff1bd48c469296c0e8a8452100a6

        SHA512

        fac3219806fcccc787513e74fa72633968e349a86dc36a4bd5c4ad100736adb60f7e14ea24a7748f4648e76d0e4bf7c2bf972f5e6c971e06a95b0bb47ac02937

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un422574.exe

        Filesize

        557KB

        MD5

        1ce3d136b8967d554848d76463f79b9b

        SHA1

        4967bcf87221b688d617b1944d05e69ce690a147

        SHA256

        86a733ef7937851a81a93232dbdf5175c543fa9eb086762445eaee505af36a9f

        SHA512

        6ec5e7dbcc5232a9a3310064bf3d2d97ed39ff793eb8a8cf4d0ae053ba5d0b3144097cbc93fa924344b2f591090c3258475f0f17b694d86d915c5e966fdad801

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un422574.exe

        Filesize

        557KB

        MD5

        1ce3d136b8967d554848d76463f79b9b

        SHA1

        4967bcf87221b688d617b1944d05e69ce690a147

        SHA256

        86a733ef7937851a81a93232dbdf5175c543fa9eb086762445eaee505af36a9f

        SHA512

        6ec5e7dbcc5232a9a3310064bf3d2d97ed39ff793eb8a8cf4d0ae053ba5d0b3144097cbc93fa924344b2f591090c3258475f0f17b694d86d915c5e966fdad801

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0097.exe

        Filesize

        348KB

        MD5

        67a28391644c24f4616b185ca69d3366

        SHA1

        436854a0cec6014c48b64ba1ebcdc9aa327e9c3e

        SHA256

        f1d8181f6cf705fb474ba6a62020fcb93cb189244784d81c35a3d25e57c06535

        SHA512

        c67a45f172dda44580a081b98e99d36864d87cf3c0a82faad4f078dfd47c4c21e005a1cb87d85f28eee3f505fdb9e063f248ca69f2f0d54082ce2ed08f90bd90

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0097.exe

        Filesize

        348KB

        MD5

        67a28391644c24f4616b185ca69d3366

        SHA1

        436854a0cec6014c48b64ba1ebcdc9aa327e9c3e

        SHA256

        f1d8181f6cf705fb474ba6a62020fcb93cb189244784d81c35a3d25e57c06535

        SHA512

        c67a45f172dda44580a081b98e99d36864d87cf3c0a82faad4f078dfd47c4c21e005a1cb87d85f28eee3f505fdb9e063f248ca69f2f0d54082ce2ed08f90bd90

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1140.exe

        Filesize

        406KB

        MD5

        bc3e85f8da3697ef048871d728155513

        SHA1

        1b350e6b656fe5fd33c274a44af70e5733485d72

        SHA256

        eb31df6d619c6fefc6b8083b53b8ba6e8c9e319fd7159fa18be813b62ed6f4fd

        SHA512

        5f5ce87d1612a406a4a413c3cba99317d0ab1e8e2abbd96259b6001132f81c6812a37d0efdd15274d56218c1737f2cc272d3632e6cf14c47e6fca6d222aa2d91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1140.exe

        Filesize

        406KB

        MD5

        bc3e85f8da3697ef048871d728155513

        SHA1

        1b350e6b656fe5fd33c274a44af70e5733485d72

        SHA256

        eb31df6d619c6fefc6b8083b53b8ba6e8c9e319fd7159fa18be813b62ed6f4fd

        SHA512

        5f5ce87d1612a406a4a413c3cba99317d0ab1e8e2abbd96259b6001132f81c6812a37d0efdd15274d56218c1737f2cc272d3632e6cf14c47e6fca6d222aa2d91

      • memory/2176-148-0x0000000007150000-0x00000000076F4000-memory.dmp

        Filesize

        5.6MB

      • memory/2176-149-0x0000000002BC0000-0x0000000002BED000-memory.dmp

        Filesize

        180KB

      • memory/2176-150-0x0000000007140000-0x0000000007150000-memory.dmp

        Filesize

        64KB

      • memory/2176-151-0x0000000007140000-0x0000000007150000-memory.dmp

        Filesize

        64KB

      • memory/2176-152-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-153-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-155-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-157-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-159-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-161-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-163-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-165-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-167-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-169-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-171-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-173-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-175-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-177-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-179-0x0000000007100000-0x0000000007112000-memory.dmp

        Filesize

        72KB

      • memory/2176-180-0x0000000000400000-0x0000000002B84000-memory.dmp

        Filesize

        39.5MB

      • memory/2176-181-0x0000000007140000-0x0000000007150000-memory.dmp

        Filesize

        64KB

      • memory/2176-182-0x0000000007140000-0x0000000007150000-memory.dmp

        Filesize

        64KB

      • memory/2176-183-0x0000000007140000-0x0000000007150000-memory.dmp

        Filesize

        64KB

      • memory/2176-185-0x0000000000400000-0x0000000002B84000-memory.dmp

        Filesize

        39.5MB

      • memory/3836-1121-0x0000000000CF0000-0x0000000000D22000-memory.dmp

        Filesize

        200KB

      • memory/3836-1122-0x00000000055D0000-0x00000000055E0000-memory.dmp

        Filesize

        64KB

      • memory/5104-191-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-225-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-195-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-197-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-199-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-201-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-203-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-205-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-207-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-209-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-211-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-213-0x0000000002BA0000-0x0000000002BEB000-memory.dmp

        Filesize

        300KB

      • memory/5104-214-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-215-0x0000000004D20000-0x0000000004D30000-memory.dmp

        Filesize

        64KB

      • memory/5104-217-0x0000000004D20000-0x0000000004D30000-memory.dmp

        Filesize

        64KB

      • memory/5104-219-0x0000000004D20000-0x0000000004D30000-memory.dmp

        Filesize

        64KB

      • memory/5104-218-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-221-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-223-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-193-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-227-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-1100-0x00000000078E0000-0x0000000007EF8000-memory.dmp

        Filesize

        6.1MB

      • memory/5104-1101-0x0000000007F80000-0x000000000808A000-memory.dmp

        Filesize

        1.0MB

      • memory/5104-1102-0x00000000080C0000-0x00000000080D2000-memory.dmp

        Filesize

        72KB

      • memory/5104-1103-0x00000000080E0000-0x000000000811C000-memory.dmp

        Filesize

        240KB

      • memory/5104-1104-0x0000000004D20000-0x0000000004D30000-memory.dmp

        Filesize

        64KB

      • memory/5104-1106-0x00000000083D0000-0x0000000008462000-memory.dmp

        Filesize

        584KB

      • memory/5104-1107-0x0000000008470000-0x00000000084D6000-memory.dmp

        Filesize

        408KB

      • memory/5104-1108-0x0000000008B70000-0x0000000008BE6000-memory.dmp

        Filesize

        472KB

      • memory/5104-1109-0x0000000008C00000-0x0000000008C50000-memory.dmp

        Filesize

        320KB

      • memory/5104-1110-0x0000000004D20000-0x0000000004D30000-memory.dmp

        Filesize

        64KB

      • memory/5104-1111-0x0000000004D20000-0x0000000004D30000-memory.dmp

        Filesize

        64KB

      • memory/5104-1112-0x0000000004D20000-0x0000000004D30000-memory.dmp

        Filesize

        64KB

      • memory/5104-190-0x0000000004D30000-0x0000000004D6F000-memory.dmp

        Filesize

        252KB

      • memory/5104-1113-0x0000000008EB0000-0x0000000009072000-memory.dmp

        Filesize

        1.8MB

      • memory/5104-1114-0x0000000004D20000-0x0000000004D30000-memory.dmp

        Filesize

        64KB

      • memory/5104-1115-0x00000000090A0000-0x00000000095CC000-memory.dmp

        Filesize

        5.2MB