Analysis

  • max time kernel
    82s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 21:16

General

  • Target

    3fc205efc0dfe49e7b5b9a379f9af72b1233dada4f2e87ad688230bbe6a2e2a2.exe

  • Size

    544KB

  • MD5

    9463fda1ceca45af600ad210d5f27e9a

  • SHA1

    c9202caea4b2e7d3cd85868b6bf7ff5616acab6c

  • SHA256

    3fc205efc0dfe49e7b5b9a379f9af72b1233dada4f2e87ad688230bbe6a2e2a2

  • SHA512

    0a2906b11096c574751a6e907abaf92bd221b46cb26e9681df4e89a483bf151eab37988990e1d6e00e2b05c82a5287a8df909a042204d3f37860b41082735db0

  • SSDEEP

    12288:0Mrqy90Bd8yM7OyRkEWrVcJf4pfuHfqgUhML2wv8lLceYY:uyi7NEkcJT1MM6c8lAe9

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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\3fc205efc0dfe49e7b5b9a379f9af72b1233dada4f2e87ad688230bbe6a2e2a2.exe
    "C:\Users\Admin\AppData\Local\Temp\3fc205efc0dfe49e7b5b9a379f9af72b1233dada4f2e87ad688230bbe6a2e2a2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4460
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4721.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4721.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1568
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0048.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0048.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4316
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0679.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0679.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1312
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1312 -s 1336
          4⤵
          • Program crash
          PID:3880
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si959732.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si959732.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4984
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1312 -ip 1312
    1⤵
      PID:1148

    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\si959732.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si959732.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4721.exe
      Filesize

      402KB

      MD5

      5ecd16798191c92c1ed3e57a01af1cd9

      SHA1

      d1e24a7462d21a9021456db6c3952dc95056e4aa

      SHA256

      84cad59a652c0377fe53a5980cc1846f825de1a1aeee936a15d07e3a75dd178c

      SHA512

      5e00f76050a2c013186fe7ac9636175683bcbe9972b50efa4b90c13f66f0af3f4f49104111414c5e1760a8b8dfd57fa00393509c0488c9b065d5eb4e9420849f

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4721.exe
      Filesize

      402KB

      MD5

      5ecd16798191c92c1ed3e57a01af1cd9

      SHA1

      d1e24a7462d21a9021456db6c3952dc95056e4aa

      SHA256

      84cad59a652c0377fe53a5980cc1846f825de1a1aeee936a15d07e3a75dd178c

      SHA512

      5e00f76050a2c013186fe7ac9636175683bcbe9972b50efa4b90c13f66f0af3f4f49104111414c5e1760a8b8dfd57fa00393509c0488c9b065d5eb4e9420849f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0048.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0048.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0679.exe
      Filesize

      349KB

      MD5

      40d7bf5fe0ea66dae26d87243c88ded4

      SHA1

      b159e2c0e44117e3a8961fc4bc0ec0620b045cd9

      SHA256

      4ee95db5d24e7aa71445106df441bedce29440824cad1432fbe5b87ca17007c8

      SHA512

      1e201bb0bd405f7fb521df65aee934463a59bbfe3d600fb139ebec2b2f1f3dc583664cb600b9cf727377fbfd46044e9e27806f99bb0e263271e409d4127f9fa6

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0679.exe
      Filesize

      349KB

      MD5

      40d7bf5fe0ea66dae26d87243c88ded4

      SHA1

      b159e2c0e44117e3a8961fc4bc0ec0620b045cd9

      SHA256

      4ee95db5d24e7aa71445106df441bedce29440824cad1432fbe5b87ca17007c8

      SHA512

      1e201bb0bd405f7fb521df65aee934463a59bbfe3d600fb139ebec2b2f1f3dc583664cb600b9cf727377fbfd46044e9e27806f99bb0e263271e409d4127f9fa6

    • memory/1312-153-0x0000000002320000-0x000000000236B000-memory.dmp
      Filesize

      300KB

    • memory/1312-154-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB

    • memory/1312-155-0x0000000005000000-0x00000000055A4000-memory.dmp
      Filesize

      5.6MB

    • memory/1312-156-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-159-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-157-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-161-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-163-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-165-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-167-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-169-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-171-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-173-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-175-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-177-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-179-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-181-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-183-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-185-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-187-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-189-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-191-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-193-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-198-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB

    • memory/1312-197-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB

    • memory/1312-195-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-199-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-201-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-203-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-205-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-207-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-209-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-211-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-213-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-215-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-217-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-219-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-221-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/1312-1064-0x00000000055B0000-0x0000000005BC8000-memory.dmp
      Filesize

      6.1MB

    • memory/1312-1065-0x0000000005BD0000-0x0000000005CDA000-memory.dmp
      Filesize

      1.0MB

    • memory/1312-1066-0x0000000004F50000-0x0000000004F62000-memory.dmp
      Filesize

      72KB

    • memory/1312-1067-0x0000000004F70000-0x0000000004FAC000-memory.dmp
      Filesize

      240KB

    • memory/1312-1068-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB

    • memory/1312-1070-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB

    • memory/1312-1071-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/1312-1072-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/1312-1073-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB

    • memory/1312-1074-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB

    • memory/1312-1075-0x0000000006810000-0x00000000069D2000-memory.dmp
      Filesize

      1.8MB

    • memory/1312-1076-0x00000000069F0000-0x0000000006F1C000-memory.dmp
      Filesize

      5.2MB

    • memory/1312-1077-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB

    • memory/1312-1078-0x00000000071A0000-0x0000000007216000-memory.dmp
      Filesize

      472KB

    • memory/1312-1079-0x0000000007230000-0x0000000007280000-memory.dmp
      Filesize

      320KB

    • memory/4316-147-0x0000000000620000-0x000000000062A000-memory.dmp
      Filesize

      40KB

    • memory/4984-1085-0x0000000000310000-0x0000000000342000-memory.dmp
      Filesize

      200KB

    • memory/4984-1086-0x0000000004C40000-0x0000000004C50000-memory.dmp
      Filesize

      64KB