Analysis

  • max time kernel
    91s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2023, 05:39

General

  • Target

    932c34a531a986516a7f87378ac478129efcca7034b0a5d1fbb9c6106db8c445.exe

  • Size

    471KB

  • MD5

    c32a8e738268349da73560dde4e19818

  • SHA1

    4fbb1a77991bc008deae124a3285ea816a923c52

  • SHA256

    932c34a531a986516a7f87378ac478129efcca7034b0a5d1fbb9c6106db8c445

  • SHA512

    6adafaa4f033615e498e6124642578851e48d209d3639b2a334c8cd3d861c703f2a32f369252404cffe9916658cce709feee9dd5287055f4db5acfbdf1fcc836

  • SSDEEP

    12288:/Mrzy901wznZuILDEyco+Oag5nKARgjHyNbSQWXl+ewWUoq:EyPznF/XcVtg5nDRgHQE+eVUoq

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes
  • auth_value

    e5783636fbd9e4f0cf9a017bce02e67e

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 12 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • 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 3 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\932c34a531a986516a7f87378ac478129efcca7034b0a5d1fbb9c6106db8c445.exe
    "C:\Users\Admin\AppData\Local\Temp\932c34a531a986516a7f87378ac478129efcca7034b0a5d1fbb9c6106db8c445.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3208
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nfS01Qg.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nfS01Qg.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1872
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bCp02xo.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bCp02xo.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2028
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2028 -s 1080
          4⤵
          • Program crash
          PID:4252
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dKz14nz.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dKz14nz.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4688
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ljl85vB.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ljl85vB.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4220
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2028 -ip 2028
    1⤵
      PID:4812

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ljl85vB.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ljl85vB.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nfS01Qg.exe

      Filesize

      367KB

      MD5

      e7d450defaf144e68fba44a8d8b096a7

      SHA1

      49c39ec5175b466f4a659fa47846cc284e2dc0f9

      SHA256

      f2a9f13da572edc5be4ed8ea566b5f86cbe52e542fc20e721720d43a7bbdf5e3

      SHA512

      13f82b969d9e656ffbcf3795a0ab56dc38d2c3d83622f164aea7176ce5f61010ffc4daa6b357df2fbf0976109ccf25fa339c5a38f4d2f5fb59ccaf973dcd63d6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nfS01Qg.exe

      Filesize

      367KB

      MD5

      e7d450defaf144e68fba44a8d8b096a7

      SHA1

      49c39ec5175b466f4a659fa47846cc284e2dc0f9

      SHA256

      f2a9f13da572edc5be4ed8ea566b5f86cbe52e542fc20e721720d43a7bbdf5e3

      SHA512

      13f82b969d9e656ffbcf3795a0ab56dc38d2c3d83622f164aea7176ce5f61010ffc4daa6b357df2fbf0976109ccf25fa339c5a38f4d2f5fb59ccaf973dcd63d6

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bCp02xo.exe

      Filesize

      222KB

      MD5

      a9a31ca9a35d8caac2f16e884f5132d9

      SHA1

      a9409333bff25265779546cee60a394f51d3ad62

      SHA256

      422112976d1772dc6cf7a79460e8c72acc4b1d156212b15f2f0e8f84b456e32c

      SHA512

      f330ab56bb96bf541edf4d55e739c5bc4031d2c940091ae01991e4ce4e6a9b3fc0adbe05c5fc09601e8ea44eed5ce5c12b73c85961cb12bdfd5a23ab6cec32ca

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bCp02xo.exe

      Filesize

      222KB

      MD5

      a9a31ca9a35d8caac2f16e884f5132d9

      SHA1

      a9409333bff25265779546cee60a394f51d3ad62

      SHA256

      422112976d1772dc6cf7a79460e8c72acc4b1d156212b15f2f0e8f84b456e32c

      SHA512

      f330ab56bb96bf541edf4d55e739c5bc4031d2c940091ae01991e4ce4e6a9b3fc0adbe05c5fc09601e8ea44eed5ce5c12b73c85961cb12bdfd5a23ab6cec32ca

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dKz14nz.exe

      Filesize

      175KB

      MD5

      a5f5c5d6291c7ae9e1d1b7ed1e551490

      SHA1

      3d06413341893b838549939e15f8f1eec423d71a

      SHA256

      1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

      SHA512

      d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dKz14nz.exe

      Filesize

      175KB

      MD5

      a5f5c5d6291c7ae9e1d1b7ed1e551490

      SHA1

      3d06413341893b838549939e15f8f1eec423d71a

      SHA256

      1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

      SHA512

      d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

    • memory/2028-138-0x0000000004E00000-0x00000000053A4000-memory.dmp

      Filesize

      5.6MB

    • memory/2028-141-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2028-142-0x00000000009D3000-0x00000000009F3000-memory.dmp

      Filesize

      128KB

    • memory/2028-143-0x00000000009D3000-0x00000000009F3000-memory.dmp

      Filesize

      128KB

    • memory/2028-144-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2028-139-0x00000000009D3000-0x00000000009F3000-memory.dmp

      Filesize

      128KB

    • memory/2028-140-0x0000000000870000-0x000000000089D000-memory.dmp

      Filesize

      180KB

    • memory/4220-164-0x00007FFC65DA0000-0x00007FFC66861000-memory.dmp

      Filesize

      10.8MB

    • memory/4220-162-0x0000000000080000-0x000000000008A000-memory.dmp

      Filesize

      40KB

    • memory/4220-163-0x00007FFC65DA0000-0x00007FFC66861000-memory.dmp

      Filesize

      10.8MB

    • memory/4688-148-0x0000000000170000-0x00000000001A2000-memory.dmp

      Filesize

      200KB

    • memory/4688-154-0x0000000005720000-0x0000000005786000-memory.dmp

      Filesize

      408KB

    • memory/4688-155-0x00000000063D0000-0x0000000006446000-memory.dmp

      Filesize

      472KB

    • memory/4688-156-0x0000000006450000-0x00000000064A0000-memory.dmp

      Filesize

      320KB

    • memory/4688-157-0x0000000006670000-0x0000000006832000-memory.dmp

      Filesize

      1.8MB

    • memory/4688-158-0x0000000006D70000-0x000000000729C000-memory.dmp

      Filesize

      5.2MB

    • memory/4688-153-0x0000000004EE0000-0x0000000004F72000-memory.dmp

      Filesize

      584KB

    • memory/4688-152-0x0000000004B80000-0x0000000004BBC000-memory.dmp

      Filesize

      240KB

    • memory/4688-151-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4688-150-0x0000000004C10000-0x0000000004D1A000-memory.dmp

      Filesize

      1.0MB

    • memory/4688-149-0x0000000005090000-0x00000000056A8000-memory.dmp

      Filesize

      6.1MB