Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    25-05-2022 16:38

General

  • Target

    00373206835aa1245126137d22ae0e1d9e351803ff71af2073707ee0c9a73ccc.exe

  • Size

    289KB

  • MD5

    8de41f79e46e7b87a4b20f4f3b07ef03

  • SHA1

    18fb1961683715324188ab0a788f753739b338f8

  • SHA256

    00373206835aa1245126137d22ae0e1d9e351803ff71af2073707ee0c9a73ccc

  • SHA512

    b315430aec8f8b885922167335de3920f39500d4c67e46bc4c6d00288972bcfeec3e229ff23cfee4e7711b3c75316a211ccce4c0ef025d18c7b750a29df89ffe

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
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00373206835aa1245126137d22ae0e1d9e351803ff71af2073707ee0c9a73ccc.exe
    "C:\Users\Admin\AppData\Local\Temp\00373206835aa1245126137d22ae0e1d9e351803ff71af2073707ee0c9a73ccc.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3136
  • C:\Users\Admin\AppData\Local\Temp\22AB.exe
    C:\Users\Admin\AppData\Local\Temp\22AB.exe
    1⤵
    • Executes dropped EXE
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3244
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout 10
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:880
      • C:\Windows\SysWOW64\timeout.exe
        timeout 10
        3⤵
        • Delays execution with timeout.exe
        PID:2600
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      2⤵
        PID:4040
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        2⤵
          PID:1840
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
          2⤵
            PID:4196
          • 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:1944
        • C:\Users\Admin\AppData\Local\Temp\46FD.exe
          C:\Users\Admin\AppData\Local\Temp\46FD.exe
          1⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Loads dropped DLL
          • Checks processor information in registry
          • Suspicious use of WriteProcessMemory
          PID:1128
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c taskkill /im 46FD.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\46FD.exe" & del C:\ProgramData\*.dll & exit
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3860
            • C:\Windows\SysWOW64\taskkill.exe
              taskkill /im 46FD.exe /f
              3⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2064
            • C:\Windows\SysWOW64\timeout.exe
              timeout /t 6
              3⤵
              • Delays execution with timeout.exe
              PID:4924
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1128 -s 1968
            2⤵
            • Program crash
            PID:4876
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          1⤵
            PID:620
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 620 -s 816
              2⤵
              • Program crash
              PID:4296
          • C:\Windows\explorer.exe
            C:\Windows\explorer.exe
            1⤵
              PID:820
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 620 -ip 620
              1⤵
                PID:3812
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1128 -ip 1128
                1⤵
                  PID:1232
                • C:\Users\Admin\AppData\Roaming\wdjabvt
                  C:\Users\Admin\AppData\Roaming\wdjabvt
                  1⤵
                  • Executes dropped EXE
                  • Checks SCSI registry key(s)
                  • Suspicious behavior: MapViewOfSection
                  PID:4464
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
                  1⤵
                    PID:3656

                  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\22AB.exe
                    Filesize

                    342KB

                    MD5

                    5081f141de74d785dacfe8254097d29f

                    SHA1

                    bd8f230e9c79d66718871c0b2a770988e021aa21

                    SHA256

                    dac6ad2b96313e9fed6a84abc829204b40effc0f89fc602889377b589c28fe4a

                    SHA512

                    09d507af2faece517c5bdc69ab37d468a9cc9dc177e3737d4e31beffcb38037827c1d3f95a7de5321c914a85e69e1b4fb1c9f5d93ef08457bef57109cca0b6dc

                  • C:\Users\Admin\AppData\Local\Temp\22AB.exe
                    Filesize

                    342KB

                    MD5

                    5081f141de74d785dacfe8254097d29f

                    SHA1

                    bd8f230e9c79d66718871c0b2a770988e021aa21

                    SHA256

                    dac6ad2b96313e9fed6a84abc829204b40effc0f89fc602889377b589c28fe4a

                    SHA512

                    09d507af2faece517c5bdc69ab37d468a9cc9dc177e3737d4e31beffcb38037827c1d3f95a7de5321c914a85e69e1b4fb1c9f5d93ef08457bef57109cca0b6dc

                  • C:\Users\Admin\AppData\Local\Temp\46FD.exe
                    Filesize

                    394KB

                    MD5

                    d8c45c0b9b53ff38ae74002af1a7a4f8

                    SHA1

                    8ed997d47dbc62d293cbc5876ac07d63ed50cbea

                    SHA256

                    deb22c6267a51ec816e96906a55d41c914e8e58e18fe733c982e3a86cc13d432

                    SHA512

                    c33bd204ead0247edaffc653f3519fb2eee1176b9362fa376f3a3505b92e728fe5f3ea376340bdc145dba95fc8420c933be9dc91aac798f11d0907958a9033c1

                  • C:\Users\Admin\AppData\Local\Temp\46FD.exe
                    Filesize

                    394KB

                    MD5

                    d8c45c0b9b53ff38ae74002af1a7a4f8

                    SHA1

                    8ed997d47dbc62d293cbc5876ac07d63ed50cbea

                    SHA256

                    deb22c6267a51ec816e96906a55d41c914e8e58e18fe733c982e3a86cc13d432

                    SHA512

                    c33bd204ead0247edaffc653f3519fb2eee1176b9362fa376f3a3505b92e728fe5f3ea376340bdc145dba95fc8420c933be9dc91aac798f11d0907958a9033c1

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

                    289KB

                    MD5

                    8de41f79e46e7b87a4b20f4f3b07ef03

                    SHA1

                    18fb1961683715324188ab0a788f753739b338f8

                    SHA256

                    00373206835aa1245126137d22ae0e1d9e351803ff71af2073707ee0c9a73ccc

                    SHA512

                    b315430aec8f8b885922167335de3920f39500d4c67e46bc4c6d00288972bcfeec3e229ff23cfee4e7711b3c75316a211ccce4c0ef025d18c7b750a29df89ffe

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

                    289KB

                    MD5

                    8de41f79e46e7b87a4b20f4f3b07ef03

                    SHA1

                    18fb1961683715324188ab0a788f753739b338f8

                    SHA256

                    00373206835aa1245126137d22ae0e1d9e351803ff71af2073707ee0c9a73ccc

                    SHA512

                    b315430aec8f8b885922167335de3920f39500d4c67e46bc4c6d00288972bcfeec3e229ff23cfee4e7711b3c75316a211ccce4c0ef025d18c7b750a29df89ffe

                  • memory/620-141-0x0000000000000000-mapping.dmp
                  • memory/820-145-0x0000000000000000-mapping.dmp
                  • memory/880-170-0x0000000000000000-mapping.dmp
                  • memory/1128-143-0x00000000004F0000-0x000000000053F000-memory.dmp
                    Filesize

                    316KB

                  • memory/1128-142-0x00000000006F3000-0x0000000000721000-memory.dmp
                    Filesize

                    184KB

                  • memory/1128-146-0x0000000060900000-0x0000000060992000-memory.dmp
                    Filesize

                    584KB

                  • memory/1128-138-0x0000000000000000-mapping.dmp
                  • memory/1128-144-0x0000000000400000-0x00000000004A7000-memory.dmp
                    Filesize

                    668KB

                  • memory/1840-186-0x0000000000000000-mapping.dmp
                  • memory/1944-190-0x0000000005D50000-0x0000000006368000-memory.dmp
                    Filesize

                    6.1MB

                  • memory/1944-199-0x0000000008400000-0x000000000892C000-memory.dmp
                    Filesize

                    5.2MB

                  • memory/1944-198-0x00000000075A0000-0x0000000007762000-memory.dmp
                    Filesize

                    1.8MB

                  • memory/1944-197-0x0000000007E80000-0x0000000007ED0000-memory.dmp
                    Filesize

                    320KB

                  • memory/1944-196-0x0000000006AD0000-0x0000000006AEE000-memory.dmp
                    Filesize

                    120KB

                  • memory/1944-195-0x00000000067C0000-0x0000000006836000-memory.dmp
                    Filesize

                    472KB

                  • memory/1944-193-0x0000000005810000-0x000000000584C000-memory.dmp
                    Filesize

                    240KB

                  • memory/1944-192-0x00000000058E0000-0x00000000059EA000-memory.dmp
                    Filesize

                    1.0MB

                  • memory/1944-191-0x00000000057B0000-0x00000000057C2000-memory.dmp
                    Filesize

                    72KB

                  • memory/1944-189-0x0000000000400000-0x0000000000420000-memory.dmp
                    Filesize

                    128KB

                  • memory/1944-188-0x0000000000000000-mapping.dmp
                  • memory/2064-168-0x0000000000000000-mapping.dmp
                  • memory/2600-171-0x0000000000000000-mapping.dmp
                  • memory/3136-131-0x00000000001F0000-0x00000000001F9000-memory.dmp
                    Filesize

                    36KB

                  • memory/3136-130-0x0000000000752000-0x0000000000762000-memory.dmp
                    Filesize

                    64KB

                  • memory/3136-132-0x0000000000400000-0x000000000048D000-memory.dmp
                    Filesize

                    564KB

                  • memory/3144-133-0x0000000000850000-0x0000000000866000-memory.dmp
                    Filesize

                    88KB

                  • memory/3144-194-0x0000000002840000-0x0000000002856000-memory.dmp
                    Filesize

                    88KB

                  • memory/3244-183-0x0000000024360000-0x00000000243F2000-memory.dmp
                    Filesize

                    584KB

                  • memory/3244-182-0x00000000050F0000-0x0000000005156000-memory.dmp
                    Filesize

                    408KB

                  • memory/3244-184-0x00000000249B0000-0x0000000024F54000-memory.dmp
                    Filesize

                    5.6MB

                  • memory/3244-134-0x0000000000000000-mapping.dmp
                  • memory/3244-137-0x0000000000450000-0x00000000004AC000-memory.dmp
                    Filesize

                    368KB

                  • memory/3860-167-0x0000000000000000-mapping.dmp
                  • memory/4040-185-0x0000000000000000-mapping.dmp
                  • memory/4196-187-0x0000000000000000-mapping.dmp
                  • memory/4464-181-0x0000000000400000-0x000000000048D000-memory.dmp
                    Filesize

                    564KB

                  • memory/4464-180-0x00000000004E3000-0x00000000004F4000-memory.dmp
                    Filesize

                    68KB

                  • memory/4924-169-0x0000000000000000-mapping.dmp