Analysis

  • max time kernel
    111s
  • 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 10:29

General

  • Target

    1d5c5157b56cb0de94fca98e161b964c000148e7acd6787e74ba16e00c56ddce.exe

  • Size

    539KB

  • MD5

    511f3b586f518076732578b4d404f108

  • SHA1

    94af9cb96bcbb88e501546de748e68195d4562de

  • SHA256

    1d5c5157b56cb0de94fca98e161b964c000148e7acd6787e74ba16e00c56ddce

  • SHA512

    bc0c745ba45e66b2c09075d71af31b4fdc646350647dda0c6532dbd4098058a2664b8b51c7ca91dbde0788f0d349663fc1189d8f75c695859eca063162e26465

  • SSDEEP

    12288:2Mr4y90ZqrZjgqcYgujnnGvYTxtI4+cLucBVpww6CmU:CyVJ/nGvYNkuuObOU

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 33 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\1d5c5157b56cb0de94fca98e161b964c000148e7acd6787e74ba16e00c56ddce.exe
    "C:\Users\Admin\AppData\Local\Temp\1d5c5157b56cb0de94fca98e161b964c000148e7acd6787e74ba16e00c56ddce.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4312
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7225.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7225.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2220
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1451.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1451.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3656
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1344.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1344.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4444
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4444 -s 1280
          4⤵
          • Program crash
          PID:3284
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si046837.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si046837.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4856
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4444 -ip 4444
    1⤵
      PID:4740

    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

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si046837.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si046837.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7225.exe
      Filesize

      397KB

      MD5

      999c985a7da714a7d344622a5794a3ef

      SHA1

      70372d0a441105acafa9960fee835b96135588fa

      SHA256

      e3fdbf8e1e5fb875c63fda4fbd3f138e7456818727c05ec78a181057dfa0bbfd

      SHA512

      3f6f6eb28bed3e4a42e041d606ca6953c9c47661d2cfef8ada997023e71fc3f74ea2ccce4f031f9ec7ed3b23a72c31160255e382bef38b0f1441fc3188b76333

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7225.exe
      Filesize

      397KB

      MD5

      999c985a7da714a7d344622a5794a3ef

      SHA1

      70372d0a441105acafa9960fee835b96135588fa

      SHA256

      e3fdbf8e1e5fb875c63fda4fbd3f138e7456818727c05ec78a181057dfa0bbfd

      SHA512

      3f6f6eb28bed3e4a42e041d606ca6953c9c47661d2cfef8ada997023e71fc3f74ea2ccce4f031f9ec7ed3b23a72c31160255e382bef38b0f1441fc3188b76333

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1451.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1451.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1344.exe
      Filesize

      355KB

      MD5

      120027e993577b5f987bd0878df14fe6

      SHA1

      d6930f72f11820313ab4029a993987e310026e3d

      SHA256

      2348a0778af431314dc27b2f8b8fcea8f5192b35ed3c303558f7f8d03255ced1

      SHA512

      19545e91502aaf2ef99fc9daf5ea724042566aea5664174c6d4ee9993ec41bf5a6318df519b30ada90d90c17d0ce4eca2dbcb6565a0386c90987b4f940ad1c2a

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1344.exe
      Filesize

      355KB

      MD5

      120027e993577b5f987bd0878df14fe6

      SHA1

      d6930f72f11820313ab4029a993987e310026e3d

      SHA256

      2348a0778af431314dc27b2f8b8fcea8f5192b35ed3c303558f7f8d03255ced1

      SHA512

      19545e91502aaf2ef99fc9daf5ea724042566aea5664174c6d4ee9993ec41bf5a6318df519b30ada90d90c17d0ce4eca2dbcb6565a0386c90987b4f940ad1c2a

    • memory/3656-147-0x00000000009F0000-0x00000000009FA000-memory.dmp
      Filesize

      40KB

    • memory/4444-153-0x0000000007140000-0x00000000076E4000-memory.dmp
      Filesize

      5.6MB

    • memory/4444-154-0x0000000002B90000-0x0000000002BDB000-memory.dmp
      Filesize

      300KB

    • memory/4444-155-0x0000000004CB0000-0x0000000004CC0000-memory.dmp
      Filesize

      64KB

    • memory/4444-156-0x0000000004CB0000-0x0000000004CC0000-memory.dmp
      Filesize

      64KB

    • memory/4444-157-0x0000000004CB0000-0x0000000004CC0000-memory.dmp
      Filesize

      64KB

    • memory/4444-158-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-159-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-161-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-163-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-165-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-167-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-169-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-171-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-173-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-175-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-177-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-179-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-181-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-183-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-185-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-187-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-189-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-191-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-193-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-195-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-197-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-199-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-201-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-203-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-205-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-207-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-209-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-211-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-213-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-215-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-217-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-219-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-221-0x0000000007730000-0x000000000776E000-memory.dmp
      Filesize

      248KB

    • memory/4444-1064-0x00000000078D0000-0x0000000007EE8000-memory.dmp
      Filesize

      6.1MB

    • memory/4444-1065-0x0000000007F70000-0x000000000807A000-memory.dmp
      Filesize

      1.0MB

    • memory/4444-1066-0x00000000080B0000-0x00000000080C2000-memory.dmp
      Filesize

      72KB

    • memory/4444-1067-0x00000000080D0000-0x000000000810C000-memory.dmp
      Filesize

      240KB

    • memory/4444-1068-0x0000000004CB0000-0x0000000004CC0000-memory.dmp
      Filesize

      64KB

    • memory/4444-1070-0x0000000004CB0000-0x0000000004CC0000-memory.dmp
      Filesize

      64KB

    • memory/4444-1071-0x0000000004CB0000-0x0000000004CC0000-memory.dmp
      Filesize

      64KB

    • memory/4444-1072-0x0000000004CB0000-0x0000000004CC0000-memory.dmp
      Filesize

      64KB

    • memory/4444-1073-0x00000000083C0000-0x0000000008426000-memory.dmp
      Filesize

      408KB

    • memory/4444-1074-0x0000000008B90000-0x0000000008C22000-memory.dmp
      Filesize

      584KB

    • memory/4444-1075-0x0000000008DC0000-0x0000000008F82000-memory.dmp
      Filesize

      1.8MB

    • memory/4444-1076-0x0000000008FA0000-0x00000000094CC000-memory.dmp
      Filesize

      5.2MB

    • memory/4444-1077-0x0000000009760000-0x00000000097D6000-memory.dmp
      Filesize

      472KB

    • memory/4444-1078-0x00000000097E0000-0x0000000009830000-memory.dmp
      Filesize

      320KB

    • memory/4444-1079-0x0000000004CB0000-0x0000000004CC0000-memory.dmp
      Filesize

      64KB

    • memory/4856-1085-0x0000000000F60000-0x0000000000F92000-memory.dmp
      Filesize

      200KB

    • memory/4856-1086-0x0000000005BB0000-0x0000000005BC0000-memory.dmp
      Filesize

      64KB