Analysis

  • max time kernel
    77s
  • max time network
    127s
  • 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 20:35

General

  • Target

    cfd8ec11e7f31b239da8249c48a929db51c2e343879cdde9c59889100cb32f3b.exe

  • Size

    544KB

  • MD5

    acb37f71d12bcb820ca1488ead46c052

  • SHA1

    069eb597cc34c2fe545a9c7ef7e3551303a73354

  • SHA256

    cfd8ec11e7f31b239da8249c48a929db51c2e343879cdde9c59889100cb32f3b

  • SHA512

    bafa2305cd12e5193afd6d5bbe73e06c5f7eb093194273501df63df4f0612a16bd2704a734606f86589144426904d3241f73e0ca278509ac464cacc6e99a5599

  • SSDEEP

    12288:AMrwy90ULM3dTV4JWiaZKLpxq1UKMLqwH5ZfQMQ:AyS3VKs3MWq5ZM

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 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\cfd8ec11e7f31b239da8249c48a929db51c2e343879cdde9c59889100cb32f3b.exe
    "C:\Users\Admin\AppData\Local\Temp\cfd8ec11e7f31b239da8249c48a929db51c2e343879cdde9c59889100cb32f3b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6343.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6343.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3648
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4778.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4778.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1284
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1765.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1765.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 1328
          4⤵
          • Program crash
          PID:2300
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si168769.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si168769.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2568
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1208 -ip 1208
    1⤵
      PID:1516

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si168769.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si168769.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6343.exe
      Filesize

      402KB

      MD5

      b1949d6d88c8571482b7a437b4fb3952

      SHA1

      4200788bdd1eaa67bd1ca24185a77fdd37af2388

      SHA256

      e212df2384a161a1ec15a6b593dbded0bf3b4a5a48569ece2856d59cda9d0840

      SHA512

      37fc958201545653fa62ed4481e9cc9d3c88afde055e4b2e1a0060281d6070d04f62c94cbdf1febe07318de7c5b55231163afab09de3221c1458cf99274a32e2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6343.exe
      Filesize

      402KB

      MD5

      b1949d6d88c8571482b7a437b4fb3952

      SHA1

      4200788bdd1eaa67bd1ca24185a77fdd37af2388

      SHA256

      e212df2384a161a1ec15a6b593dbded0bf3b4a5a48569ece2856d59cda9d0840

      SHA512

      37fc958201545653fa62ed4481e9cc9d3c88afde055e4b2e1a0060281d6070d04f62c94cbdf1febe07318de7c5b55231163afab09de3221c1458cf99274a32e2

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4778.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4778.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1765.exe
      Filesize

      349KB

      MD5

      382481a7969809dfe2c5bfe3d4cc5189

      SHA1

      b219d9a2d977a9dc53584e79e68565aff5cb2fa2

      SHA256

      bdb5dff6791a7be1bc308cc833dad09135ccca644d5eb97d32d180ffba5e7206

      SHA512

      df5efac33973948a583548ce791a4f0337a9f768a7deaf890ee56f559ffc05b5cef781984757e726fc5105578b030e8bcd9172fc16f37d3fbaf66921c9e4abd9

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1765.exe
      Filesize

      349KB

      MD5

      382481a7969809dfe2c5bfe3d4cc5189

      SHA1

      b219d9a2d977a9dc53584e79e68565aff5cb2fa2

      SHA256

      bdb5dff6791a7be1bc308cc833dad09135ccca644d5eb97d32d180ffba5e7206

      SHA512

      df5efac33973948a583548ce791a4f0337a9f768a7deaf890ee56f559ffc05b5cef781984757e726fc5105578b030e8bcd9172fc16f37d3fbaf66921c9e4abd9

    • memory/1208-153-0x00000000008C0000-0x000000000090B000-memory.dmp
      Filesize

      300KB

    • memory/1208-155-0x00000000028A0000-0x00000000028B0000-memory.dmp
      Filesize

      64KB

    • memory/1208-154-0x00000000028A0000-0x00000000028B0000-memory.dmp
      Filesize

      64KB

    • memory/1208-156-0x00000000028A0000-0x00000000028B0000-memory.dmp
      Filesize

      64KB

    • memory/1208-157-0x0000000004DC0000-0x0000000005364000-memory.dmp
      Filesize

      5.6MB

    • memory/1208-158-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-159-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-161-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-163-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-165-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-167-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-169-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-171-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-173-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-175-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-177-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-179-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-181-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-183-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-185-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-187-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-189-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-191-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-193-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-195-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-197-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-199-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-201-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-203-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-205-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-207-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-209-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-211-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-213-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-215-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-217-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-219-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-221-0x00000000029E0000-0x0000000002A1E000-memory.dmp
      Filesize

      248KB

    • memory/1208-1064-0x0000000005470000-0x0000000005A88000-memory.dmp
      Filesize

      6.1MB

    • memory/1208-1065-0x0000000005B00000-0x0000000005C0A000-memory.dmp
      Filesize

      1.0MB

    • memory/1208-1066-0x0000000005C40000-0x0000000005C52000-memory.dmp
      Filesize

      72KB

    • memory/1208-1067-0x0000000005CA0000-0x0000000005CDC000-memory.dmp
      Filesize

      240KB

    • memory/1208-1068-0x00000000028A0000-0x00000000028B0000-memory.dmp
      Filesize

      64KB

    • memory/1208-1070-0x00000000028A0000-0x00000000028B0000-memory.dmp
      Filesize

      64KB

    • memory/1208-1071-0x00000000028A0000-0x00000000028B0000-memory.dmp
      Filesize

      64KB

    • memory/1208-1072-0x0000000005F50000-0x0000000005FB6000-memory.dmp
      Filesize

      408KB

    • memory/1208-1073-0x0000000006620000-0x00000000066B2000-memory.dmp
      Filesize

      584KB

    • memory/1208-1074-0x00000000028A0000-0x00000000028B0000-memory.dmp
      Filesize

      64KB

    • memory/1208-1075-0x0000000006960000-0x00000000069D6000-memory.dmp
      Filesize

      472KB

    • memory/1208-1076-0x00000000069E0000-0x0000000006A30000-memory.dmp
      Filesize

      320KB

    • memory/1208-1077-0x0000000006A40000-0x0000000006C02000-memory.dmp
      Filesize

      1.8MB

    • memory/1208-1078-0x0000000006C50000-0x000000000717C000-memory.dmp
      Filesize

      5.2MB

    • memory/1284-147-0x0000000000BC0000-0x0000000000BCA000-memory.dmp
      Filesize

      40KB

    • memory/2568-1084-0x0000000000B90000-0x0000000000BC2000-memory.dmp
      Filesize

      200KB

    • memory/2568-1085-0x0000000005760000-0x0000000005770000-memory.dmp
      Filesize

      64KB