Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-09-2024 05:13

General

  • Target

    f7a46b53afa7814e739d59fcdbd527fc_JaffaCakes118.exe

  • Size

    2.8MB

  • MD5

    f7a46b53afa7814e739d59fcdbd527fc

  • SHA1

    b1d3158156a63d3981c3d49c33bb94ef899611d6

  • SHA256

    c4d9d25dedcb02acf6eae98dec3fae4e53585ef8486d755f2b77740dd7ba7797

  • SHA512

    0bb5d13d55fd27f1feb8c055118ba43fa0a611a2512abafbaceba0d2d3c0e5e9a45520d2f8093070589df422721f568fcc6b59fc2c994288ab5d2ec898b6b5da

  • SSDEEP

    49152:Kkqgee3wKnRhpv83eiLG36HlHVQZTpzRcxen5+saw9FF9+4eIDTeWY5g:LeegihkpzHlHoFRcgn/B3P+eeW

Malware Config

Extracted

Family

orcus

C2

18.221.17.220:1604

Mutex

1141a9276f324b1f8a2d4f8f2fec0ac5

Attributes
  • autostart_method

    Registry

  • enable_keylogger

    false

  • install_path

    %temp%\drivers\ac2ftsdgj8m5ms5.exe

  • reconnect_delay

    10000

  • registry_keyname

    steam

  • taskscheduler_taskname

    steam

  • watchdog_path

    AppData\OrcusWatchdog.exe

Signatures

  • Orcus

    Orcus is a Remote Access Trojan that is being sold on underground forums.

  • Orcus main payload 1 IoCs
  • Orcurs Rat Executable 3 IoCs
  • Checks computer location settings 2 TTPs 5 IoCs

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

  • Executes dropped EXE 14 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 5 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 2 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 20 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7a46b53afa7814e739d59fcdbd527fc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f7a46b53afa7814e739d59fcdbd527fc_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Users\Admin\AppData\Local\Temp\tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2916
      • C:\Users\Admin\AppData\Local\Temp\ProcessHacker.exe
        "C:\Users\Admin\AppData\Local\Temp\ProcessHacker.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2036
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4564
        • C:\Users\Admin\AppData\Local\Temp\svhost.exe
          "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:220
      • C:\Users\Admin\AppData\Local\Temp\svñhost.exe
        "C:\Users\Admin\AppData\Local\Temp\svñhost.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:976
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c copy "C:/Users/Admin/AppData/Local/Temp/svñhost.exe" "%appdata%\Microsoft\MsDrvOp.exe" /Y
          4⤵
          • System Location Discovery: System Language Discovery
          PID:412
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "%appdata%\Microsoft\MsDrvOp.exe.lnk" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4772
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\MsDrvOp.exe.lnk" /f
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2064
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %appdata%\Microsoft\MsDrvOp.exe:Zone.Identifier
          4⤵
          • Subvert Trust Controls: Mark-of-the-Web Bypass
          • System Location Discovery: System Language Discovery
          • NTFS ADS
          PID:2536
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c ren "%appdata%\Microsoft\MsDrvOp.exe.jpg" MsDrvOp.exe
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3140
        • C:\Users\Admin\AppData\Local\Temp\tmp.exe
          "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
          4⤵
          • Executes dropped EXE
          PID:4920
        • C:\Users\Admin\AppData\Local\Temp\svñhost.exe
          "C:/Users/Admin/AppData/Local/Temp/svñhost.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3680
    • C:\Users\Admin\AppData\Local\Temp\svhost.exe
      "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4884
      • C:\Users\Admin\AppData\Local\Temp\ProcessHacker.exe
        "C:\Users\Admin\AppData\Local\Temp\ProcessHacker.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:644
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4436
        • C:\Users\Admin\AppData\Local\Temp\svhost.exe
          "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
          4⤵
          • Executes dropped EXE
          PID:3316
      • C:\Users\Admin\AppData\Local\Temp\svñhost.exe
        "C:\Users\Admin\AppData\Local\Temp\svñhost.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4192
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c copy "C:/Users/Admin/AppData/Local/Temp/svñhost.exe" "%appdata%\Microsoft\MsDrvOp.exe" /Y
          4⤵
          • System Location Discovery: System Language Discovery
          PID:472
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "%appdata%\Microsoft\MsDrvOp.exe.lnk" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1516
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\MsDrvOp.exe.lnk" /f
            5⤵
            • System Location Discovery: System Language Discovery
            PID:3664
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %appdata%\Microsoft\MsDrvOp.exe:Zone.Identifier
          4⤵
          • Subvert Trust Controls: Mark-of-the-Web Bypass
          • System Location Discovery: System Language Discovery
          • NTFS ADS
          PID:4500
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c ren "%appdata%\Microsoft\MsDrvOp.exe.jpg" MsDrvOp.exe
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2632
        • C:\Users\Admin\AppData\Local\Temp\tmp.exe
          "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
          4⤵
          • Executes dropped EXE
          PID:2708
        • C:\Users\Admin\AppData\Local\Temp\svñhost.exe
          "C:/Users/Admin/AppData/Local/Temp/svñhost.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:4732

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    522B

    MD5

    8334a471a4b492ece225b471b8ad2fc8

    SHA1

    1cb24640f32d23e8f7800bd0511b7b9c3011d992

    SHA256

    5612afe347d8549cc95a0c710602bcc7d7b224361b613c0a6ba362092300c169

    SHA512

    56ae2e83355c331b00d782797f5664c2f373eac240e811aab978732503ae05eb20b08730d2427ed90efa5a706d71b42b57153596a45a6b5592e3dd9128b81c36

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

    Filesize

    1KB

    MD5

    0672db2ef13237d5cb85075ff4915942

    SHA1

    ad8b4d3eb5e40791c47d48b22e273486f25f663f

    SHA256

    0a933408890369b5a178f9c30aa93d2c94f425650815cf8e8310de4e90a3b519

    SHA512

    84ad10ba5b695567d33a52f786405a5544aa49d8d23631ba9edf3afa877c5dbd81570d15bcf74bce5d9fb1afad2117d0a4ef913b396c0d923afefe615619c84b

  • C:\Users\Admin\AppData\Local\Temp\ProcessHacker.exe

    Filesize

    1.6MB

    MD5

    b365af317ae730a67c936f21432b9c71

    SHA1

    a0bdfac3ce1880b32ff9b696458327ce352e3b1d

    SHA256

    bd2c2cf0631d881ed382817afcce2b093f4e412ffb170a719e2762f250abfea4

    SHA512

    cc3359e16c6fe905a9e176a87acf4c4ed5e22c29bfca11949799caf8442e00ec0d1679b3d8754dbc3e313528d3e8e82c0ec1941e2c3530b48229c1cb337f6b8b

  • C:\Users\Admin\AppData\Local\Temp\svchost.exe

    Filesize

    408KB

    MD5

    bcc445de41fcfbbad5c4b0b0a4ea859a

    SHA1

    520466387cc8283238d2b69252051de0853e2e74

    SHA256

    aac1eb531b6f215859319664221f762e837d5c19db39f75193ff28f768170bf0

    SHA512

    c2696bba3ffd74e2421de45a55c76a6dbbdd0c1c3266d711a533b9d38d9cee5a33c55b1053044ca7373b625aba37aa87d6b0b1ea61bc899ac113fdac31e92c5b

  • C:\Users\Admin\AppData\Local\Temp\svhost.exe

    Filesize

    256KB

    MD5

    8fdf47e0ff70c40ed3a17014aeea4232

    SHA1

    e6256a0159688f0560b015da4d967f41cbf8c9bd

    SHA256

    ed9884bac608c06b7057037cc91d90e4ae5f74dd2dbce2af476699c6d4492d82

    SHA512

    bd69d092ed4f9c5e1f24eaf5ec79fb316469d53849dc798fae0fcba5e90869b77ee924c23cc6f692198ff25827ab60ad47bb46cadd6e0aadde7731cbafb013be

  • C:\Users\Admin\AppData\Local\Temp\svñhost.exe

    Filesize

    1009KB

    MD5

    eee2282277e64485627c058793aa65e0

    SHA1

    ed5ae121bf074decf9b7a95214e67874733a5cf2

    SHA256

    79e31aa291777d936bdbd198ebf53f3b7d230972fcf95f92908872aca6bf888c

    SHA512

    b5ea27c4b0e14687065c94b72fa3c177fe161a92c15aad7db48a466ea34745fbfd15d7305f022ef322f41169b81df621253ace5d0720d11eb8ccc688a251767b

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe

    Filesize

    902KB

    MD5

    4f569bfdf48c4193795be0c012a66d9b

    SHA1

    9df29ae3f4c0666303204ae3d2b36b21ff483bb9

    SHA256

    8c46765193808e7655ea8d2a578da25b8a064dbd5eb1a42911bd26c4d82df333

    SHA512

    cb1c2c6539951d66d66448c64763d4efd9127bf9a593a93179ac7ff86a8100ec2380ae947cc87f22afef78489648ba8f7a8e1664b255f182efcda138c05b602f

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe

    Filesize

    2.5MB

    MD5

    79682b35bc0d20012d115b060b13d59e

    SHA1

    187d5ae4ce46095c2a05fe45fe768bbb92b3e164

    SHA256

    c06240ad1258978e6588fd6b4c9efe32e90d109e5728848b0aed413a4c568b5e

    SHA512

    b727075ce2f003de057f0aeb8e53bcadeaa5bc685bc606b8e94078bbb61a1ea84a4f66d60e50a1574785d9ad0352235028861e0625929d77cafa52fb3e9ff24e

  • C:\Users\Admin\AppData\Local\Temp\vlmi{lolz}yg.col

    Filesize

    116KB

    MD5

    f70aa3fa04f0536280f872ad17973c3d

    SHA1

    50a7b889329a92de1b272d0ecf5fce87395d3123

    SHA256

    8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

    SHA512

    30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

  • C:\Users\Admin\AppData\Local\Temp\vlmi{lolz}yg.col

    Filesize

    114KB

    MD5

    2e5b34ca73bac7d39579ae5af5c50268

    SHA1

    910b0865cce750b73e308d0c9314edcdcf4162bb

    SHA256

    79f7541d73ed1744fbc041fdeaf95cae2e2a43cf9d73f6d9476b67a5c2ea9695

    SHA512

    95dcb404558da6bf1b58640440f3e26b13bf53b8fe05932e85b85dea7e629a544f2bfef094fdd23fd2ad0692297aad338e23c9e6e516e5c852d6d7c1c97249fc

  • C:\Users\Admin\AppData\Roaming\Microsoft\MsDrvOp.exe.lnk

    Filesize

    847B

    MD5

    2c4d192db2e09efa88a4a28c3272756f

    SHA1

    d68830e926235e19e7e6eef7b4dfd9f4135834c6

    SHA256

    4571d3438213c48e70301ac94617f30342a8d723e0cbf03c458b5fc12bbe0e98

    SHA512

    88cfa1cb8463a2a9794b27beae1c829379be84367acb13ec65b611450717c7a123da98400a26a04eddaaf11d28aa449ebbebe37666af156d741a39935d9b3ef8

  • C:\Users\Admin\AppData\Roaming\Microsoft\MsDrvOp.exe:Zone.Identifier

    Filesize

    27B

    MD5

    130a75a932a2fe57bfea6a65b88da8f6

    SHA1

    b66d7530d150d45c0a390bb3c2cd4ca4fc404d1c

    SHA256

    f2b79cae559d6772afc1c2ed9468988178f8b6833d5028a15dea73ce47d0196e

    SHA512

    6cd147c6f3af95803b7b0898e97ec2ed374c1f56a487b50e3d22003a67cec26a6fa12a3920b1b5624bde156f9601469ae3c7b7354fa8cf37be76c84121767eed

  • memory/220-74-0x0000000000400000-0x0000000000449000-memory.dmp

    Filesize

    292KB

  • memory/220-76-0x0000000000400000-0x0000000000449000-memory.dmp

    Filesize

    292KB

  • memory/220-167-0x0000000070A20000-0x0000000070A59000-memory.dmp

    Filesize

    228KB

  • memory/2296-198-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/2296-196-0x000000007506E000-0x000000007506F000-memory.dmp

    Filesize

    4KB

  • memory/2296-2-0x0000000005340000-0x00000000053DC000-memory.dmp

    Filesize

    624KB

  • memory/2296-3-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/2296-200-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/2296-0-0x000000007506E000-0x000000007506F000-memory.dmp

    Filesize

    4KB

  • memory/2296-4-0x00000000055E0000-0x000000000586C000-memory.dmp

    Filesize

    2.5MB

  • memory/2296-1-0x0000000000690000-0x0000000000956000-memory.dmp

    Filesize

    2.8MB

  • memory/2708-164-0x0000000000570000-0x0000000000658000-memory.dmp

    Filesize

    928KB

  • memory/4192-77-0x0000000005100000-0x00000000051E6000-memory.dmp

    Filesize

    920KB

  • memory/4192-71-0x0000000000550000-0x0000000000652000-memory.dmp

    Filesize

    1.0MB

  • memory/4436-61-0x0000000005800000-0x000000000584A000-memory.dmp

    Filesize

    296KB

  • memory/4564-58-0x00000000008A0000-0x000000000090C000-memory.dmp

    Filesize

    432KB

  • memory/4732-162-0x0000000000400000-0x00000000004E8000-memory.dmp

    Filesize

    928KB

  • memory/4732-166-0x0000000003100000-0x000000000310E000-memory.dmp

    Filesize

    56KB

  • memory/4732-170-0x0000000005F60000-0x0000000006504000-memory.dmp

    Filesize

    5.6MB

  • memory/4732-171-0x00000000059B0000-0x0000000005A42000-memory.dmp

    Filesize

    584KB

  • memory/4884-70-0x0000000000400000-0x0000000000697000-memory.dmp

    Filesize

    2.6MB

  • memory/4884-18-0x0000000000400000-0x0000000000697000-memory.dmp

    Filesize

    2.6MB

  • memory/4884-24-0x0000000000400000-0x0000000000697000-memory.dmp

    Filesize

    2.6MB

  • memory/4884-21-0x0000000000400000-0x0000000000697000-memory.dmp

    Filesize

    2.6MB

  • memory/4920-165-0x00000000016D0000-0x000000000172C000-memory.dmp

    Filesize

    368KB

  • memory/4920-174-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/4920-173-0x000000001BE50000-0x000000001BE68000-memory.dmp

    Filesize

    96KB

  • memory/4920-172-0x00000000016B0000-0x00000000016C2000-memory.dmp

    Filesize

    72KB