Analysis

  • max time kernel
    122s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    07-05-2021 11:16

General

  • Target

    e2ad8356a0f8868549918da28a853eb8.exe

  • Size

    457KB

  • MD5

    e2ad8356a0f8868549918da28a853eb8

  • SHA1

    a54d44cf9ebf627de89c3bd7b5ec5685f15538af

  • SHA256

    78dfcb8de3fc0b3cc573370bd92f0efd88a151e06d8e32fb6db12ca6daa09a00

  • SHA512

    5d3d904d4a05eafecbb74a338ea7dc3b39166773aedf73e3bf8c4624254d6438d22e318982cab9dc47bec01e4f279ce673afc72bc1d4168b3239d372d215badc

Malware Config

Extracted

Family

redline

Botnet

VR

C2

199.195.251.96:43073

Extracted

Family

vidar

Version

38.7

Botnet

890

C2

https://HAL9THapi.faceit.comramilgame

Attributes
  • profile_id

    890

Signatures

  • RedLine

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

  • RedLine Payload 3 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e2ad8356a0f8868549918da28a853eb8.exe
    "C:\Users\Admin\AppData\Local\Temp\e2ad8356a0f8868549918da28a853eb8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1820
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      2⤵
        PID:1688
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        2⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1588
        • C:\Users\Admin\AppData\Local\Temp\geris.exe
          "C:\Users\Admin\AppData\Local\Temp\geris.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks processor information in registry
          • Modifies system certificate store
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:968
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c taskkill /im geris.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\geris.exe" & del C:\ProgramData\*.dll & exit
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1860
            • C:\Windows\SysWOW64\taskkill.exe
              taskkill /im geris.exe /f
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:1628
            • C:\Windows\SysWOW64\timeout.exe
              timeout /t 6
              5⤵
              • Delays execution with timeout.exe
              PID:1828

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Install Root Certificate

    1
    T1130

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    4
    T1081

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    4
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\freebl3.dll
      MD5

      ef2834ac4ee7d6724f255beaf527e635

      SHA1

      5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

      SHA256

      a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

      SHA512

      c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

    • C:\ProgramData\mozglue.dll
      MD5

      8f73c08a9660691143661bf7332c3c27

      SHA1

      37fa65dd737c50fda710fdbde89e51374d0c204a

      SHA256

      3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

      SHA512

      0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

    • C:\ProgramData\msvcp140.dll
      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • C:\ProgramData\nss3.dll
      MD5

      bfac4e3c5908856ba17d41edcd455a51

      SHA1

      8eec7e888767aa9e4cca8ff246eb2aacb9170428

      SHA256

      e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

      SHA512

      2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

    • C:\ProgramData\softokn3.dll
      MD5

      a2ee53de9167bf0d6c019303b7ca84e5

      SHA1

      2a3c737fa1157e8483815e98b666408a18c0db42

      SHA256

      43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

      SHA512

      45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

    • C:\ProgramData\vcruntime140.dll
      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • C:\Users\Admin\AppData\Local\Temp\geris.exe
      MD5

      b6475729905611a662f38bd72b18d2e0

      SHA1

      cb42b56e939f2cbdce53b755d30bff35eb0a112a

      SHA256

      ce8044b283fb2dd7ee1376d8ee0d77591279302a8dc2b978cf7ef655c7548225

      SHA512

      8098a5a24b275f3a5bdd0ab9578a7bc28684657dd25137d68cd2027c48025dd460a7bb9e8b777e8d3cdad4a02911ea2fd95bddf5fcdc6baa178c98b4504e7294

    • C:\Users\Admin\AppData\Local\Temp\geris.exe
      MD5

      b6475729905611a662f38bd72b18d2e0

      SHA1

      cb42b56e939f2cbdce53b755d30bff35eb0a112a

      SHA256

      ce8044b283fb2dd7ee1376d8ee0d77591279302a8dc2b978cf7ef655c7548225

      SHA512

      8098a5a24b275f3a5bdd0ab9578a7bc28684657dd25137d68cd2027c48025dd460a7bb9e8b777e8d3cdad4a02911ea2fd95bddf5fcdc6baa178c98b4504e7294

    • \ProgramData\mozglue.dll
      MD5

      8f73c08a9660691143661bf7332c3c27

      SHA1

      37fa65dd737c50fda710fdbde89e51374d0c204a

      SHA256

      3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

      SHA512

      0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

    • \ProgramData\msvcp140.dll
      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • \ProgramData\nss3.dll
      MD5

      bfac4e3c5908856ba17d41edcd455a51

      SHA1

      8eec7e888767aa9e4cca8ff246eb2aacb9170428

      SHA256

      e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

      SHA512

      2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

    • \ProgramData\vcruntime140.dll
      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • \Users\Admin\AppData\Local\Temp\geris.exe
      MD5

      b6475729905611a662f38bd72b18d2e0

      SHA1

      cb42b56e939f2cbdce53b755d30bff35eb0a112a

      SHA256

      ce8044b283fb2dd7ee1376d8ee0d77591279302a8dc2b978cf7ef655c7548225

      SHA512

      8098a5a24b275f3a5bdd0ab9578a7bc28684657dd25137d68cd2027c48025dd460a7bb9e8b777e8d3cdad4a02911ea2fd95bddf5fcdc6baa178c98b4504e7294

    • \Users\Admin\AppData\Local\Temp\geris.exe
      MD5

      b6475729905611a662f38bd72b18d2e0

      SHA1

      cb42b56e939f2cbdce53b755d30bff35eb0a112a

      SHA256

      ce8044b283fb2dd7ee1376d8ee0d77591279302a8dc2b978cf7ef655c7548225

      SHA512

      8098a5a24b275f3a5bdd0ab9578a7bc28684657dd25137d68cd2027c48025dd460a7bb9e8b777e8d3cdad4a02911ea2fd95bddf5fcdc6baa178c98b4504e7294

    • memory/968-74-0x0000000000330000-0x00000000003C7000-memory.dmp
      Filesize

      604KB

    • memory/968-75-0x0000000000400000-0x0000000000899000-memory.dmp
      Filesize

      4.6MB

    • memory/968-73-0x0000000076641000-0x0000000076643000-memory.dmp
      Filesize

      8KB

    • memory/968-71-0x0000000000000000-mapping.dmp
    • memory/1588-66-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/1588-68-0x0000000000EC0000-0x0000000000EC1000-memory.dmp
      Filesize

      4KB

    • memory/1588-64-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/1588-65-0x0000000000415CEE-mapping.dmp
    • memory/1628-81-0x0000000000000000-mapping.dmp
    • memory/1820-60-0x0000000000FB0000-0x0000000000FB1000-memory.dmp
      Filesize

      4KB

    • memory/1820-63-0x00000000005C0000-0x00000000005D8000-memory.dmp
      Filesize

      96KB

    • memory/1820-62-0x0000000004C10000-0x0000000004C11000-memory.dmp
      Filesize

      4KB

    • memory/1828-82-0x0000000000000000-mapping.dmp
    • memory/1860-80-0x0000000000000000-mapping.dmp