Analysis

  • max time kernel
    109s
  • max time network
    128s
  • 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 00:18

General

  • Target

    f66aff46abad7d6a15b4da1a7c1ac94c742dbb49d79303c0901989d1165ac1b4.exe

  • Size

    546KB

  • MD5

    c56b11f9911b31af1e9e30999a85e9c6

  • SHA1

    c2201f118cbf96cec4c45ea4eb454ab9f50df0fd

  • SHA256

    f66aff46abad7d6a15b4da1a7c1ac94c742dbb49d79303c0901989d1165ac1b4

  • SHA512

    550a093ecf1d8cc2c08d29a89221671b555d0d4d20236769513ba723124a13abb5d9bdb973266c6124ad0f7815a00adb63b52399b1b3d4079b15730608b4cc17

  • SSDEEP

    12288:4MrEy90TZBjgVDz1xXpHuN4lMNisDgnc6tQwLEjhl47QC4qi:cycBORxXsiCY5LEjhl4754d

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\f66aff46abad7d6a15b4da1a7c1ac94c742dbb49d79303c0901989d1165ac1b4.exe
    "C:\Users\Admin\AppData\Local\Temp\f66aff46abad7d6a15b4da1a7c1ac94c742dbb49d79303c0901989d1165ac1b4.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3896
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7653.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7653.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1564
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5693.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5693.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3504
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5114.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5114.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1572
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 1352
          4⤵
          • Program crash
          PID:2100
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si318190.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si318190.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:856
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1572 -ip 1572
    1⤵
      PID:4856

    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\si318190.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si318190.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7653.exe
      Filesize

      404KB

      MD5

      940aac42c24a88a5499b80255fadcd93

      SHA1

      89ef5be6873b7d253ced463bc570b546aa1dbe9b

      SHA256

      294c145a20359eb6aa435acd4dd68c89081566779c16ee2d0bcac1988e099731

      SHA512

      0f528c475a1a54d871c03f5114bdf94581f33d6279ab900034fde62b4c29eaa144f57b42d35fd14dd5f61e651e6981e59293ad6bf3cff9bc99e3a6b026e34daf

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7653.exe
      Filesize

      404KB

      MD5

      940aac42c24a88a5499b80255fadcd93

      SHA1

      89ef5be6873b7d253ced463bc570b546aa1dbe9b

      SHA256

      294c145a20359eb6aa435acd4dd68c89081566779c16ee2d0bcac1988e099731

      SHA512

      0f528c475a1a54d871c03f5114bdf94581f33d6279ab900034fde62b4c29eaa144f57b42d35fd14dd5f61e651e6981e59293ad6bf3cff9bc99e3a6b026e34daf

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5693.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5693.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5114.exe
      Filesize

      358KB

      MD5

      6f770c69d04b6bb7e61246e456887b08

      SHA1

      f271c4383ef7c3c58b584fb4ef982c4405ffcfa7

      SHA256

      f8400a80d04d1a3d652bf92cfeddbea77ed25777df77b72666534554aae49c18

      SHA512

      b70afb2885891ea61db90e348340872c34b2724b4761b3fc34bbcebed1afbbaf688c0b12d10261ea9297dbe81657fa4c38855ddec3f11e218cd51fe496d852cb

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5114.exe
      Filesize

      358KB

      MD5

      6f770c69d04b6bb7e61246e456887b08

      SHA1

      f271c4383ef7c3c58b584fb4ef982c4405ffcfa7

      SHA256

      f8400a80d04d1a3d652bf92cfeddbea77ed25777df77b72666534554aae49c18

      SHA512

      b70afb2885891ea61db90e348340872c34b2724b4761b3fc34bbcebed1afbbaf688c0b12d10261ea9297dbe81657fa4c38855ddec3f11e218cd51fe496d852cb

    • memory/856-1085-0x0000000000C80000-0x0000000000CB2000-memory.dmp
      Filesize

      200KB

    • memory/856-1086-0x0000000005580000-0x0000000005590000-memory.dmp
      Filesize

      64KB

    • memory/1572-191-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-201-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-155-0x0000000004D40000-0x00000000052E4000-memory.dmp
      Filesize

      5.6MB

    • memory/1572-156-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-159-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-157-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-161-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-163-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-165-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-167-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-169-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-171-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-173-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-175-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-177-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-179-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-181-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-184-0x0000000004D30000-0x0000000004D40000-memory.dmp
      Filesize

      64KB

    • memory/1572-185-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-182-0x0000000004D30000-0x0000000004D40000-memory.dmp
      Filesize

      64KB

    • memory/1572-187-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-189-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-153-0x00000000007D0000-0x000000000081B000-memory.dmp
      Filesize

      300KB

    • memory/1572-193-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-195-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-197-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-199-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-154-0x0000000004D30000-0x0000000004D40000-memory.dmp
      Filesize

      64KB

    • memory/1572-203-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-205-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-207-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-209-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-211-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-213-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-215-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-217-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-219-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-221-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1572-1064-0x0000000005460000-0x0000000005A78000-memory.dmp
      Filesize

      6.1MB

    • memory/1572-1065-0x0000000005B00000-0x0000000005C0A000-memory.dmp
      Filesize

      1.0MB

    • memory/1572-1066-0x0000000005C40000-0x0000000005C52000-memory.dmp
      Filesize

      72KB

    • memory/1572-1067-0x0000000005C60000-0x0000000005C9C000-memory.dmp
      Filesize

      240KB

    • memory/1572-1068-0x0000000004D30000-0x0000000004D40000-memory.dmp
      Filesize

      64KB

    • memory/1572-1069-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/1572-1070-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/1572-1072-0x0000000004D30000-0x0000000004D40000-memory.dmp
      Filesize

      64KB

    • memory/1572-1073-0x0000000004D30000-0x0000000004D40000-memory.dmp
      Filesize

      64KB

    • memory/1572-1074-0x0000000004D30000-0x0000000004D40000-memory.dmp
      Filesize

      64KB

    • memory/1572-1075-0x0000000006720000-0x00000000068E2000-memory.dmp
      Filesize

      1.8MB

    • memory/1572-1076-0x00000000068F0000-0x0000000006E1C000-memory.dmp
      Filesize

      5.2MB

    • memory/1572-1077-0x0000000004D30000-0x0000000004D40000-memory.dmp
      Filesize

      64KB

    • memory/1572-1078-0x0000000007190000-0x0000000007206000-memory.dmp
      Filesize

      472KB

    • memory/1572-1079-0x0000000007220000-0x0000000007270000-memory.dmp
      Filesize

      320KB

    • memory/3504-147-0x0000000000E60000-0x0000000000E6A000-memory.dmp
      Filesize

      40KB