Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-01-2023 10:03

General

  • Target

    89fcd985190ac07b1f244e1b372c0ef9b5a18f4bcffeac8b559f2db6affabdcf.exe

  • Size

    210KB

  • MD5

    e00ee2b99a1b73170abfc6f2b6006859

  • SHA1

    b0051063d3c2d31496a749651ab51dcf20311e9d

  • SHA256

    89fcd985190ac07b1f244e1b372c0ef9b5a18f4bcffeac8b559f2db6affabdcf

  • SHA512

    c854152f3f2688b4786ae7cc86800d8fa61ef3c085faa7f5e9dd3a8431083d04e1356b6b685acefcaca2454aade965fb0214d151c34c0e30e47a772e82688800

  • SSDEEP

    3072:GXDbSdwTyJuW35s4xAZFDItQC6tgb2OtxWWrwapb:uKrJuWN+WWtgbVjp

Malware Config

Extracted

Family

vidar

Version

2.1

Botnet

237

C2

https://t.me/jetbim2

https://steamcommunity.com/profiles/76561199471266194

Attributes
  • profile_id

    237

Extracted

Family

redline

Botnet

anydesk-usa

C2

89.163.146.82:25313

Attributes
  • auth_value

    3048255396a3eb3d3aa36222e7cab88d

Signatures

  • Detects Smokeloader packer 1 IoCs
  • RedLine

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

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Executes dropped EXE 6 IoCs
  • Checks computer location settings 2 TTPs 1 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 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 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.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\89fcd985190ac07b1f244e1b372c0ef9b5a18f4bcffeac8b559f2db6affabdcf.exe
    "C:\Users\Admin\AppData\Local\Temp\89fcd985190ac07b1f244e1b372c0ef9b5a18f4bcffeac8b559f2db6affabdcf.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2376
  • C:\Users\Admin\AppData\Local\Temp\C3B2.exe
    C:\Users\Admin\AppData\Local\Temp\C3B2.exe
    1⤵
    • Executes dropped EXE
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:220
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /tn "svcupdater" /tr "C:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exe" /st 00:00 /du 9999:59 /sc once /ri 1 /f
      2⤵
      • Creates scheduled task(s)
      PID:2272
  • C:\Users\Admin\AppData\Local\Temp\C4FB.exe
    C:\Users\Admin\AppData\Local\Temp\C4FB.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:212
    • C:\Users\Admin\AppData\Local\Temp\C4FB.exe
      C:\Users\Admin\AppData\Local\Temp\C4FB.exe
      2⤵
      • Executes dropped EXE
      PID:3896
    • C:\Users\Admin\AppData\Local\Temp\C4FB.exe
      C:\Users\Admin\AppData\Local\Temp\C4FB.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:3880
  • C:\Users\Admin\AppData\Local\Temp\C7EA.exe
    C:\Users\Admin\AppData\Local\Temp\C7EA.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Checks processor information in registry
    PID:4044
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4044 -s 1904
      2⤵
      • Program crash
      PID:3192
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4044 -ip 4044
    1⤵
      PID:1472
    • C:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exe
      C:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exe
      1⤵
      • Executes dropped EXE
      PID:3324

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    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\mozglue.dll
      Filesize

      133KB

      MD5

      8f73c08a9660691143661bf7332c3c27

      SHA1

      37fa65dd737c50fda710fdbde89e51374d0c204a

      SHA256

      3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

      SHA512

      0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

    • C:\ProgramData\nss3.dll
      Filesize

      1.2MB

      MD5

      bfac4e3c5908856ba17d41edcd455a51

      SHA1

      8eec7e888767aa9e4cca8ff246eb2aacb9170428

      SHA256

      e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

      SHA512

      2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\C4FB.exe.log
      Filesize

      1KB

      MD5

      a3c82409506a33dec1856104ca55cbfd

      SHA1

      2e2ba4e4227590f8821002831c5410f7f45fe812

      SHA256

      780a0d4410f5f9798cb573bcd774561d1439987a39b1368d3c890226928cd203

      SHA512

      9621cfd3dab86d964a2bea6b3788fc19a895307962dcc41428741b8a86291f114df722e9017f755f63d53d09b5111e68f05aa505d9c9deae6c4378a87cdfa69f

    • C:\Users\Admin\AppData\Local\Temp\C3B2.exe
      Filesize

      412KB

      MD5

      7e9a9e5e0725f369ca48cb02c0ce37ee

      SHA1

      36aad9d1f53c991d33c9ab9396bae11cd813212e

      SHA256

      2aff1a1f76c6be455d12740aa24eba4cdec5c20b9e4a1f6d8bdf8d9063ac0849

      SHA512

      25206a8769153e94ae7362ea96f5ae098512ffc2d9c641d75d6965b9d4cb1b73f39f644d318efc2aafe7f6d1ac60178bf29b7bb46ff4f91b4792f3954971bf06

    • C:\Users\Admin\AppData\Local\Temp\C3B2.exe
      Filesize

      412KB

      MD5

      7e9a9e5e0725f369ca48cb02c0ce37ee

      SHA1

      36aad9d1f53c991d33c9ab9396bae11cd813212e

      SHA256

      2aff1a1f76c6be455d12740aa24eba4cdec5c20b9e4a1f6d8bdf8d9063ac0849

      SHA512

      25206a8769153e94ae7362ea96f5ae098512ffc2d9c641d75d6965b9d4cb1b73f39f644d318efc2aafe7f6d1ac60178bf29b7bb46ff4f91b4792f3954971bf06

    • C:\Users\Admin\AppData\Local\Temp\C4FB.exe
      Filesize

      930KB

      MD5

      f543435edbc2852913f54d0877d297f5

      SHA1

      88b3b1101037aa87ab781e2f7aa8b86776c8bb09

      SHA256

      43cabfdd1370b1d02aff799d53b8ac9ba4bf0fabede1b8c8a85468579a98c537

      SHA512

      937991b7dbdd676f6f23a46cbf8c6de3b61a464c0bb4497edc59e52a90964dbf42000065b8874f96a083865ab0c92aa27ff2aeb3f50e0167098f3bf730aa670a

    • C:\Users\Admin\AppData\Local\Temp\C4FB.exe
      Filesize

      930KB

      MD5

      f543435edbc2852913f54d0877d297f5

      SHA1

      88b3b1101037aa87ab781e2f7aa8b86776c8bb09

      SHA256

      43cabfdd1370b1d02aff799d53b8ac9ba4bf0fabede1b8c8a85468579a98c537

      SHA512

      937991b7dbdd676f6f23a46cbf8c6de3b61a464c0bb4497edc59e52a90964dbf42000065b8874f96a083865ab0c92aa27ff2aeb3f50e0167098f3bf730aa670a

    • C:\Users\Admin\AppData\Local\Temp\C4FB.exe
      Filesize

      930KB

      MD5

      f543435edbc2852913f54d0877d297f5

      SHA1

      88b3b1101037aa87ab781e2f7aa8b86776c8bb09

      SHA256

      43cabfdd1370b1d02aff799d53b8ac9ba4bf0fabede1b8c8a85468579a98c537

      SHA512

      937991b7dbdd676f6f23a46cbf8c6de3b61a464c0bb4497edc59e52a90964dbf42000065b8874f96a083865ab0c92aa27ff2aeb3f50e0167098f3bf730aa670a

    • C:\Users\Admin\AppData\Local\Temp\C4FB.exe
      Filesize

      930KB

      MD5

      f543435edbc2852913f54d0877d297f5

      SHA1

      88b3b1101037aa87ab781e2f7aa8b86776c8bb09

      SHA256

      43cabfdd1370b1d02aff799d53b8ac9ba4bf0fabede1b8c8a85468579a98c537

      SHA512

      937991b7dbdd676f6f23a46cbf8c6de3b61a464c0bb4497edc59e52a90964dbf42000065b8874f96a083865ab0c92aa27ff2aeb3f50e0167098f3bf730aa670a

    • C:\Users\Admin\AppData\Local\Temp\C7EA.exe
      Filesize

      314KB

      MD5

      7c67e04c416a703273de17fe085a447d

      SHA1

      a99010b3f000c22f3b5a72885ead44a3598b3b20

      SHA256

      d801a7460d90ba1c843998c1e877fc84c26041bcd8f1e844ec6b815561250aa6

      SHA512

      9df9ca75331817b417cc8f8547cdb44a5cafe8d64ed9a6a5870ec500558984a3e5a71d3c8aa021a522157b8d8cbff925eee137b0fd13490309f746b310ebb9a2

    • C:\Users\Admin\AppData\Local\Temp\C7EA.exe
      Filesize

      314KB

      MD5

      7c67e04c416a703273de17fe085a447d

      SHA1

      a99010b3f000c22f3b5a72885ead44a3598b3b20

      SHA256

      d801a7460d90ba1c843998c1e877fc84c26041bcd8f1e844ec6b815561250aa6

      SHA512

      9df9ca75331817b417cc8f8547cdb44a5cafe8d64ed9a6a5870ec500558984a3e5a71d3c8aa021a522157b8d8cbff925eee137b0fd13490309f746b310ebb9a2

    • C:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exe
      Filesize

      700.4MB

      MD5

      de7bc2e9b694dc7c39c11f7131602918

      SHA1

      9883fd4bc20715c69c8b5d6837d1bbd4db2a7739

      SHA256

      4d17c5d04a20b7fe1458ff03f655794ea5885059180e090170982c8ebae2ae5d

      SHA512

      ef2048d34aae63d24f9a722c2465d2ec557c2d804d4d2076b9ef8324cf2e9e74213585c89c0b59c5a690d9b0e7cca66b114b06fff3b70f8b08ec3d63d242574d

    • C:\Users\Admin\AppData\Roaming\Win32Sync\svcupdater.exe
      Filesize

      700.4MB

      MD5

      de7bc2e9b694dc7c39c11f7131602918

      SHA1

      9883fd4bc20715c69c8b5d6837d1bbd4db2a7739

      SHA256

      4d17c5d04a20b7fe1458ff03f655794ea5885059180e090170982c8ebae2ae5d

      SHA512

      ef2048d34aae63d24f9a722c2465d2ec557c2d804d4d2076b9ef8324cf2e9e74213585c89c0b59c5a690d9b0e7cca66b114b06fff3b70f8b08ec3d63d242574d

    • memory/212-140-0x0000000000000000-mapping.dmp
    • memory/212-148-0x0000000004C30000-0x0000000004CC2000-memory.dmp
      Filesize

      584KB

    • memory/212-144-0x00000000050F0000-0x0000000005694000-memory.dmp
      Filesize

      5.6MB

    • memory/212-143-0x0000000000170000-0x000000000025E000-memory.dmp
      Filesize

      952KB

    • memory/212-149-0x0000000005BD0000-0x00000000060FC000-memory.dmp
      Filesize

      5.2MB

    • memory/220-156-0x00000000006FC000-0x0000000000726000-memory.dmp
      Filesize

      168KB

    • memory/220-137-0x0000000000000000-mapping.dmp
    • memory/220-163-0x0000000000400000-0x000000000046B000-memory.dmp
      Filesize

      428KB

    • memory/220-153-0x00000000005F0000-0x0000000000637000-memory.dmp
      Filesize

      284KB

    • memory/220-154-0x0000000000400000-0x000000000046B000-memory.dmp
      Filesize

      428KB

    • memory/220-162-0x00000000006FC000-0x0000000000726000-memory.dmp
      Filesize

      168KB

    • memory/2272-161-0x0000000000000000-mapping.dmp
    • memory/2376-132-0x0000000002E8D000-0x0000000002E9D000-memory.dmp
      Filesize

      64KB

    • memory/2376-133-0x0000000002E30000-0x0000000002E39000-memory.dmp
      Filesize

      36KB

    • memory/2376-134-0x0000000000400000-0x0000000002B9D000-memory.dmp
      Filesize

      39.6MB

    • memory/2376-136-0x0000000000400000-0x0000000002B9D000-memory.dmp
      Filesize

      39.6MB

    • memory/2376-135-0x0000000002E8D000-0x0000000002E9D000-memory.dmp
      Filesize

      64KB

    • memory/3324-198-0x000000000057B000-0x00000000005A5000-memory.dmp
      Filesize

      168KB

    • memory/3324-199-0x0000000000400000-0x000000000046B000-memory.dmp
      Filesize

      428KB

    • memory/3324-200-0x000000000057B000-0x00000000005A5000-memory.dmp
      Filesize

      168KB

    • memory/3880-193-0x0000000008EB0000-0x0000000008F26000-memory.dmp
      Filesize

      472KB

    • memory/3880-194-0x0000000008F30000-0x0000000008F80000-memory.dmp
      Filesize

      320KB

    • memory/3880-167-0x00000000080D0000-0x000000000810C000-memory.dmp
      Filesize

      240KB

    • memory/3880-157-0x0000000000000000-mapping.dmp
    • memory/3880-165-0x0000000007EE0000-0x0000000007FEA000-memory.dmp
      Filesize

      1.0MB

    • memory/3880-164-0x0000000006460000-0x0000000006A78000-memory.dmp
      Filesize

      6.1MB

    • memory/3880-158-0x0000000000400000-0x000000000043A000-memory.dmp
      Filesize

      232KB

    • memory/3880-195-0x000000000A510000-0x000000000A6D2000-memory.dmp
      Filesize

      1.8MB

    • memory/3880-191-0x0000000006110000-0x0000000006176000-memory.dmp
      Filesize

      408KB

    • memory/3880-166-0x0000000008070000-0x0000000008082000-memory.dmp
      Filesize

      72KB

    • memory/4044-192-0x0000000000400000-0x0000000002BB9000-memory.dmp
      Filesize

      39.7MB

    • memory/4044-151-0x0000000004810000-0x0000000004866000-memory.dmp
      Filesize

      344KB

    • memory/4044-190-0x0000000002C0B000-0x0000000002C3C000-memory.dmp
      Filesize

      196KB

    • memory/4044-145-0x0000000000000000-mapping.dmp
    • memory/4044-189-0x0000000000400000-0x0000000002BB9000-memory.dmp
      Filesize

      39.7MB

    • memory/4044-168-0x0000000060900000-0x0000000060992000-memory.dmp
      Filesize

      584KB

    • memory/4044-150-0x0000000002C0B000-0x0000000002C3C000-memory.dmp
      Filesize

      196KB

    • memory/4044-152-0x0000000000400000-0x0000000002BB9000-memory.dmp
      Filesize

      39.7MB