Analysis

  • max time kernel
    75s
  • max time network
    66s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-09-2024 17:55

General

  • Target

    d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe

  • Size

    732KB

  • MD5

    cdc4132b29e414f192431cf17c959a56

  • SHA1

    a26f541c8130c404020d76d98b4fb4c3c9600f99

  • SHA256

    d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701

  • SHA512

    d85935b75ce1a78b026ccc2e015c1cf1e3013114a8ba0f2e48c2bc4d93cdbd913f18016214335c5111c491716f7a823e58366fb4a37778d32be78478ed128eef

  • SSDEEP

    12288:HLtTB27VeNWombj8dJBpuz4I3hrJAb8hWzmYe9VOucjSdsdfyv:rtUJ6W7WEcENAbbqmSdsNyv

Malware Config

Extracted

Family

djvu

C2

http://cajgtus.com/lancer/get.php

Attributes
  • extension

    .qual

  • offline_id

    KLbRmn6on3AXGFgDLGtd0IkHmV7uHw9VxlcxO5t1

  • payload_url

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool. Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0876qual

rsa_pubkey.plain

Signatures

  • Detected Djvu ransomware 16 IoCs
  • Djvu Ransomware

    Ransomware which is a variant of the STOP family.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 2 IoCs
  • 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 5 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 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\d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe
    "C:\Users\Admin\AppData\Local\Temp\d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2160
    • C:\Users\Admin\AppData\Local\Temp\d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe
      "C:\Users\Admin\AppData\Local\Temp\d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe"
      2⤵
      • Checks computer location settings
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4624
      • C:\Windows\SysWOW64\icacls.exe
        icacls "C:\Users\Admin\AppData\Local\69f95cca-3591-49f1-b059-c0efcaf97ae9" /deny *S-1-1-0:(OI)(CI)(DE,DC)
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:4068
      • C:\Users\Admin\AppData\Local\Temp\d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe
        "C:\Users\Admin\AppData\Local\Temp\d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe" --Admin IsNotAutoStart IsNotTask
        3⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3360
        • C:\Users\Admin\AppData\Local\Temp\d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe
          "C:\Users\Admin\AppData\Local\Temp\d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe" --Admin IsNotAutoStart IsNotTask
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:2716
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --default-search-provider=? --out-pipe-name=MSEdgeDefault847e87efh98b6h4818h8e13h7b9071883b7e
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x120,0x124,0x128,0xfc,0x12c,0x7ffe560746f8,0x7ffe56074708,0x7ffe56074718
      2⤵
        PID:2452
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2104,15736582945888184315,13628732392928538742,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2176 /prefetch:2
        2⤵
          PID:3760
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2104,15736582945888184315,13628732392928538742,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2260 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1412
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2104,15736582945888184315,13628732392928538742,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2728 /prefetch:8
          2⤵
            PID:4420
        • C:\Windows\System32\CompPkgSrv.exe
          C:\Windows\System32\CompPkgSrv.exe -Embedding
          1⤵
            PID:3008
          • C:\Windows\System32\CompPkgSrv.exe
            C:\Windows\System32\CompPkgSrv.exe -Embedding
            1⤵
              PID:4556
            • C:\Windows\system32\taskmgr.exe
              "C:\Windows\system32\taskmgr.exe" /0
              1⤵
              • Checks SCSI registry key(s)
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SendNotifyMessage
              PID:3932

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12

              Filesize

              1KB

              MD5

              7fb5fa1534dcf77f2125b2403b30a0ee

              SHA1

              365d96812a69ac0a4611ea4b70a3f306576cc3ea

              SHA256

              33a39e9ec2133230533a686ec43760026e014a3828c703707acbc150fe40fd6f

              SHA512

              a9279fd60505a1bfeef6fb07834cad0fd5be02fd405573fc1a5f59b991e9f88f5e81c32fe910f69bdc6585e71f02559895149eaf49c25b8ff955459fd60c0d2e

            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

              Filesize

              436B

              MD5

              971c514f84bba0785f80aa1c23edfd79

              SHA1

              732acea710a87530c6b08ecdf32a110d254a54c8

              SHA256

              f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895

              SHA512

              43dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58

            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

              Filesize

              174B

              MD5

              8652856f5816ad977ff460ef3ffaf573

              SHA1

              01727313280f45b62e0e7d1bf6f863e4e7a5ac9b

              SHA256

              3858758afc30c9a4452fffa6282057afaf8e9790623f19f49b9901e8e6e663c7

              SHA512

              a9330047457c88cfdcae9605ad7ca94e86f32eb62b96f6c3e9964bc686a2c6de2c829a04ba55cfcc2dbecc8971b13c69381b09c5b7c2ac70245476d72190c388

            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

              Filesize

              170B

              MD5

              37fc369f6ce313b96005be14bba3ed2b

              SHA1

              6ff8c24cb66423f261c81a39dd4dbef9f48c991b

              SHA256

              a75dab13d4f4ddbbde271662685a22fac2fc885870703b711cbf64e0b4784c1b

              SHA512

              1b24f32ea52190ca20f0fb65b5fab62deda5c4e2bd886f13f52fa68cba11a54cbf3f291022556e05d5c0f046aeade8aa883124e2fbaf1f38bce7d90235a48a68

            • C:\Users\Admin\AppData\Local\69f95cca-3591-49f1-b059-c0efcaf97ae9\d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701.exe

              Filesize

              732KB

              MD5

              cdc4132b29e414f192431cf17c959a56

              SHA1

              a26f541c8130c404020d76d98b4fb4c3c9600f99

              SHA256

              d148dedc9b654f78a2ddd2298663df99d57d00cdec9e97a3722496cc51c60701

              SHA512

              d85935b75ce1a78b026ccc2e015c1cf1e3013114a8ba0f2e48c2bc4d93cdbd913f18016214335c5111c491716f7a823e58366fb4a37778d32be78478ed128eef

            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\17613f16-c897-4fe3-aab4-0602d055e17b.tmp

              Filesize

              8KB

              MD5

              73e1af6783cba84f75e341a408c9d6eb

              SHA1

              939f1713654fce0fb5d9c030fe431ccbf3d4bd40

              SHA256

              aa2d06f306508fd9d6866553840d65f226bf736fa74fc0fd6726c13e9bb904da

              SHA512

              01e4cdc51c3296ec3588b6fb1a21ce1f2167c71ae99fd31bdd90eb3ab05a1aaebea507c984414d2138db7cf66df96483b968fac3b3d2eff6ea6450282062f6a2

            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

              Filesize

              152B

              MD5

              983cbc1f706a155d63496ebc4d66515e

              SHA1

              223d0071718b80cad9239e58c5e8e64df6e2a2fe

              SHA256

              cc34b8f8e3f4bfe4c9a227d88f56ea2dd276ca3ac81df622ff5e9a8ec46b951c

              SHA512

              d9cf2ca46d9379902730c81e615a3eb694873ffd535c6bb3ded2dc97cdbbfb71051ab11a07754ed6f610f04285605b702b5a48a6cfda3ee3287230c41c9c45cd

            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

              Filesize

              5KB

              MD5

              2d88f91d92bbf9142d6e24db1137b275

              SHA1

              6a45217208daf5bae5a8b0b16aa9adf5a52b080c

              SHA256

              cebe753a562875a0c80fa8a45bc17278e1d18da1d848190d80925b39110cc597

              SHA512

              c70f9ae79d9e91ce4e7d8ab1127425d5a027b0294c2de141cccd65c86969ec9037eec7d018da2fd1408c3f136ebe8c0604de9f3c86a43f0edb547aea54649a93

            • memory/2160-2-0x0000000003FA0000-0x00000000040BB000-memory.dmp

              Filesize

              1.1MB

            • memory/2160-1-0x0000000003F00000-0x0000000003F9F000-memory.dmp

              Filesize

              636KB

            • memory/2716-22-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/2716-61-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/2716-20-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/2716-29-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/2716-30-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/2716-28-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/2716-34-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/2716-36-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/2716-37-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/2716-39-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/3360-23-0x0000000000400000-0x00000000020FF000-memory.dmp

              Filesize

              29.0MB

            • memory/3360-38-0x0000000000400000-0x00000000020FF000-memory.dmp

              Filesize

              29.0MB

            • memory/3932-92-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/3932-102-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/3932-98-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/3932-99-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/3932-100-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/3932-90-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/3932-91-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/3932-101-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/3932-96-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/3932-97-0x0000029CCA1E0000-0x0000029CCA1E1000-memory.dmp

              Filesize

              4KB

            • memory/4624-5-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/4624-17-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/4624-4-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/4624-3-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB

            • memory/4624-6-0x0000000000400000-0x0000000000537000-memory.dmp

              Filesize

              1.2MB