Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    26-05-2022 00:09

General

  • Target

    8215f34817204195f9519f9175c37d51e1144dffa3de39ef6028f32e0ee86ba3.exe

  • Size

    273KB

  • MD5

    4604bed03a49e3ff342f486497fa7bbb

  • SHA1

    b0a405b36a92426bdf98fa7e1ef3c99c66c393be

  • SHA256

    8215f34817204195f9519f9175c37d51e1144dffa3de39ef6028f32e0ee86ba3

  • SHA512

    507c5accc64556c0b200edd0da579e0e9f589f68000e66edcefa2042736d6790eca6ac4076dab7a922fb272fc40d82a7592140adfa70346146a262f5cf420088

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://monsutiur4.com/

http://nusurionuy5ff.at/

http://moroitomo4.net/

http://susuerulianita1.net/

http://cucumbetuturel4.com/

http://nunuslushau.com/

http://linislominyt11.at/

http://luxulixionus.net/

http://lilisjjoer44.com/

http://nikogminut88.at/

http://limo00ruling.org/

http://mini55tunul.com/

http://samnutu11nuli.com/

http://nikogkojam.org/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

52.3

Botnet

1415

C2

https://t.me/hyipsdigest

https://mastodon.online/@ronxik13

Attributes
  • profile_id

    1415

Extracted

Family

redline

Botnet

4

C2

45.10.43.167:26696

Attributes
  • auth_value

    907b4009a916888062785688f81bc6b3

Signatures

  • RedLine

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

  • RedLine Payload 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

    suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

  • suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

    suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

  • Vidar Stealer 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • 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.

  • Program crash 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • 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 2 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8215f34817204195f9519f9175c37d51e1144dffa3de39ef6028f32e0ee86ba3.exe
    "C:\Users\Admin\AppData\Local\Temp\8215f34817204195f9519f9175c37d51e1144dffa3de39ef6028f32e0ee86ba3.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3656
  • C:\Users\Admin\AppData\Roaming\fbvidjd
    C:\Users\Admin\AppData\Roaming\fbvidjd
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:1284
  • C:\Users\Admin\AppData\Local\Temp\6707.exe
    C:\Users\Admin\AppData\Local\Temp\6707.exe
    1⤵
    • Executes dropped EXE
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout 10
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2440
      • C:\Windows\SysWOW64\timeout.exe
        timeout 10
        3⤵
        • Delays execution with timeout.exe
        PID:3804
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2560
  • C:\Users\Admin\AppData\Local\Temp\76F6.exe
    C:\Users\Admin\AppData\Local\Temp\76F6.exe
    1⤵
    • Executes dropped EXE
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:1704
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im 76F6.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\76F6.exe" & del C:\ProgramData\*.dll & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4288
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im 76F6.exe /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4576
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 6
        3⤵
        • Delays execution with timeout.exe
        PID:4312
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 1968
      2⤵
      • Program crash
      PID:4028
  • C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    1⤵
      PID:4560
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 876
        2⤵
        • Program crash
        PID:1504
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      1⤵
        PID:216
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4560 -ip 4560
        1⤵
          PID:176
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1704 -ip 1704
          1⤵
            PID:5024

          Network

          MITRE ATT&CK Matrix ATT&CK v6

          Credential Access

          Credentials in Files

          3
          T1081

          Discovery

          Query Registry

          4
          T1012

          System Information Discovery

          4
          T1082

          Peripheral Device Discovery

          1
          T1120

          Collection

          Data from Local System

          3
          T1005

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ProgramData\freebl3.dll
            Filesize

            326KB

            MD5

            ef2834ac4ee7d6724f255beaf527e635

            SHA1

            5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

            SHA256

            a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

            SHA512

            c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

          • C:\ProgramData\mozglue.dll
            Filesize

            133KB

            MD5

            8f73c08a9660691143661bf7332c3c27

            SHA1

            37fa65dd737c50fda710fdbde89e51374d0c204a

            SHA256

            3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

            SHA512

            0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

          • C:\ProgramData\mozglue.dll
            Filesize

            133KB

            MD5

            8f73c08a9660691143661bf7332c3c27

            SHA1

            37fa65dd737c50fda710fdbde89e51374d0c204a

            SHA256

            3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

            SHA512

            0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

          • C:\ProgramData\msvcp140.dll
            Filesize

            429KB

            MD5

            109f0f02fd37c84bfc7508d4227d7ed5

            SHA1

            ef7420141bb15ac334d3964082361a460bfdb975

            SHA256

            334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

            SHA512

            46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

          • C:\ProgramData\nss3.dll
            Filesize

            1.2MB

            MD5

            bfac4e3c5908856ba17d41edcd455a51

            SHA1

            8eec7e888767aa9e4cca8ff246eb2aacb9170428

            SHA256

            e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

            SHA512

            2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

          • C:\ProgramData\nss3.dll
            Filesize

            1.2MB

            MD5

            bfac4e3c5908856ba17d41edcd455a51

            SHA1

            8eec7e888767aa9e4cca8ff246eb2aacb9170428

            SHA256

            e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

            SHA512

            2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

          • C:\ProgramData\softokn3.dll
            Filesize

            141KB

            MD5

            a2ee53de9167bf0d6c019303b7ca84e5

            SHA1

            2a3c737fa1157e8483815e98b666408a18c0db42

            SHA256

            43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

            SHA512

            45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

          • C:\ProgramData\vcruntime140.dll
            Filesize

            81KB

            MD5

            7587bf9cb4147022cd5681b015183046

            SHA1

            f2106306a8f6f0da5afb7fc765cfa0757ad5a628

            SHA256

            c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

            SHA512

            0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

          • C:\Users\Admin\AppData\Local\Temp\6707.exe
            Filesize

            342KB

            MD5

            5081f141de74d785dacfe8254097d29f

            SHA1

            bd8f230e9c79d66718871c0b2a770988e021aa21

            SHA256

            dac6ad2b96313e9fed6a84abc829204b40effc0f89fc602889377b589c28fe4a

            SHA512

            09d507af2faece517c5bdc69ab37d468a9cc9dc177e3737d4e31beffcb38037827c1d3f95a7de5321c914a85e69e1b4fb1c9f5d93ef08457bef57109cca0b6dc

          • C:\Users\Admin\AppData\Local\Temp\6707.exe
            Filesize

            342KB

            MD5

            5081f141de74d785dacfe8254097d29f

            SHA1

            bd8f230e9c79d66718871c0b2a770988e021aa21

            SHA256

            dac6ad2b96313e9fed6a84abc829204b40effc0f89fc602889377b589c28fe4a

            SHA512

            09d507af2faece517c5bdc69ab37d468a9cc9dc177e3737d4e31beffcb38037827c1d3f95a7de5321c914a85e69e1b4fb1c9f5d93ef08457bef57109cca0b6dc

          • C:\Users\Admin\AppData\Local\Temp\76F6.exe
            Filesize

            407KB

            MD5

            8db992520c2c6ea45593f8b477ee3852

            SHA1

            507b2c66eb1d294065d13a406038e9d797a2113a

            SHA256

            75950f29ce04579c5a32d80b32ce9264f48519a8edeafb26d0e6854711f871ca

            SHA512

            807b3ddd37ff5a5ffaa67f1c7fdd2947adce9fcace7c23712bd3fa23297c02ef082595f7fc056a19514a0294e34de36cc16f99a4dfc3ff4a28f6fed9ffe7c2b2

          • C:\Users\Admin\AppData\Local\Temp\76F6.exe
            Filesize

            407KB

            MD5

            8db992520c2c6ea45593f8b477ee3852

            SHA1

            507b2c66eb1d294065d13a406038e9d797a2113a

            SHA256

            75950f29ce04579c5a32d80b32ce9264f48519a8edeafb26d0e6854711f871ca

            SHA512

            807b3ddd37ff5a5ffaa67f1c7fdd2947adce9fcace7c23712bd3fa23297c02ef082595f7fc056a19514a0294e34de36cc16f99a4dfc3ff4a28f6fed9ffe7c2b2

          • C:\Users\Admin\AppData\Roaming\fbvidjd
            Filesize

            273KB

            MD5

            4604bed03a49e3ff342f486497fa7bbb

            SHA1

            b0a405b36a92426bdf98fa7e1ef3c99c66c393be

            SHA256

            8215f34817204195f9519f9175c37d51e1144dffa3de39ef6028f32e0ee86ba3

            SHA512

            507c5accc64556c0b200edd0da579e0e9f589f68000e66edcefa2042736d6790eca6ac4076dab7a922fb272fc40d82a7592140adfa70346146a262f5cf420088

          • C:\Users\Admin\AppData\Roaming\fbvidjd
            Filesize

            273KB

            MD5

            4604bed03a49e3ff342f486497fa7bbb

            SHA1

            b0a405b36a92426bdf98fa7e1ef3c99c66c393be

            SHA256

            8215f34817204195f9519f9175c37d51e1144dffa3de39ef6028f32e0ee86ba3

            SHA512

            507c5accc64556c0b200edd0da579e0e9f589f68000e66edcefa2042736d6790eca6ac4076dab7a922fb272fc40d82a7592140adfa70346146a262f5cf420088

          • memory/216-146-0x0000000000000000-mapping.dmp
          • memory/1284-140-0x0000000000AB8000-0x0000000000AC1000-memory.dmp
            Filesize

            36KB

          • memory/1284-141-0x0000000000400000-0x000000000090D000-memory.dmp
            Filesize

            5.1MB

          • memory/1704-148-0x00000000005C0000-0x000000000060F000-memory.dmp
            Filesize

            316KB

          • memory/1704-142-0x0000000000000000-mapping.dmp
          • memory/1704-149-0x0000000000400000-0x00000000004AB000-memory.dmp
            Filesize

            684KB

          • memory/1704-151-0x0000000060900000-0x0000000060992000-memory.dmp
            Filesize

            584KB

          • memory/1704-147-0x0000000000853000-0x0000000000881000-memory.dmp
            Filesize

            184KB

          • memory/2440-181-0x0000000000000000-mapping.dmp
          • memory/2560-189-0x0000000004D40000-0x0000000004D52000-memory.dmp
            Filesize

            72KB

          • memory/2560-191-0x0000000004DA0000-0x0000000004DDC000-memory.dmp
            Filesize

            240KB

          • memory/2560-190-0x0000000004E70000-0x0000000004F7A000-memory.dmp
            Filesize

            1.0MB

          • memory/2560-186-0x0000000000000000-mapping.dmp
          • memory/2560-192-0x0000000005D40000-0x0000000005DB6000-memory.dmp
            Filesize

            472KB

          • memory/2560-193-0x0000000005E60000-0x0000000005E7E000-memory.dmp
            Filesize

            120KB

          • memory/2560-194-0x0000000006730000-0x0000000006780000-memory.dmp
            Filesize

            320KB

          • memory/2560-195-0x0000000006A50000-0x0000000006C12000-memory.dmp
            Filesize

            1.8MB

          • memory/2560-196-0x0000000007150000-0x000000000767C000-memory.dmp
            Filesize

            5.2MB

          • memory/2560-188-0x0000000005360000-0x0000000005978000-memory.dmp
            Filesize

            6.1MB

          • memory/2560-187-0x0000000000400000-0x0000000000420000-memory.dmp
            Filesize

            128KB

          • memory/3036-133-0x0000000002DA0000-0x0000000002DB6000-memory.dmp
            Filesize

            88KB

          • memory/3036-150-0x0000000007F00000-0x0000000007F16000-memory.dmp
            Filesize

            88KB

          • memory/3472-184-0x00000000253C0000-0x0000000025452000-memory.dmp
            Filesize

            584KB

          • memory/3472-185-0x0000000025A10000-0x0000000025FB4000-memory.dmp
            Filesize

            5.6MB

          • memory/3472-183-0x0000000005770000-0x00000000057D6000-memory.dmp
            Filesize

            408KB

          • memory/3472-139-0x0000000000E50000-0x0000000000EAC000-memory.dmp
            Filesize

            368KB

          • memory/3472-136-0x0000000000000000-mapping.dmp
          • memory/3656-130-0x0000000000A98000-0x0000000000AA1000-memory.dmp
            Filesize

            36KB

          • memory/3656-132-0x0000000000400000-0x000000000090D000-memory.dmp
            Filesize

            5.1MB

          • memory/3656-131-0x00000000001F0000-0x00000000001F9000-memory.dmp
            Filesize

            36KB

          • memory/3804-182-0x0000000000000000-mapping.dmp
          • memory/4288-172-0x0000000000000000-mapping.dmp
          • memory/4312-174-0x0000000000000000-mapping.dmp
          • memory/4560-145-0x0000000000000000-mapping.dmp
          • memory/4576-173-0x0000000000000000-mapping.dmp