Analysis

  • max time kernel
    138s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-06-2024 01:36

General

  • Target

    85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe

  • Size

    119KB

  • MD5

    b37058a1a6fa72cf11d4bda54e15790a

  • SHA1

    b8663b93cac0b88168d207fd648da5c2f9b775de

  • SHA256

    85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0

  • SHA512

    4848057ad580943a96e57713ca721ad3052001e8fd428651b08034592596f14e9396d0de970bdbffc552e104189aa81dfe7723bd13003637659198ec38fed818

  • SSDEEP

    3072:taz/aDPGTGEFCgfOUs9b1sYbj9udwbtkJjT17WfCSL:ttyfOUs9b1jEE

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 9 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe
    "C:\Users\Admin\AppData\Local\Temp\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C chcp 65001 && timeout /t 3 > NUL && schtasks /create /tn "85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe" /rl HIGHEST /f && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe" &&START "" "C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4060
      • C:\Windows\system32\chcp.com
        chcp 65001
        3⤵
          PID:4272
        • C:\Windows\system32\timeout.exe
          timeout /t 3
          3⤵
          • Delays execution with timeout.exe
          PID:4660
        • C:\Windows\system32\schtasks.exe
          schtasks /create /tn "85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe" /rl HIGHEST /f
          3⤵
          • Creates scheduled task(s)
          PID:3296
        • C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe
          "C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe"
          3⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          • outlook_office_path
          • outlook_win_path
          PID:1988
          • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\tor-real.exe
            "C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\tor-real.exe" -f "C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\torrc.txt"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            PID:4404
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c chcp 65001 && netsh wlan show profiles|findstr /R /C:"[ ]:[ ]"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2300
            • C:\Windows\system32\chcp.com
              chcp 65001
              5⤵
                PID:1124
              • C:\Windows\system32\netsh.exe
                netsh wlan show profiles
                5⤵
                  PID:3740
                • C:\Windows\system32\findstr.exe
                  findstr /R /C:"[ ]:[ ]"
                  5⤵
                    PID:928
                • C:\Windows\SYSTEM32\cmd.exe
                  "cmd.exe" /c chcp 65001 && netsh wlan show networks mode=bssid | findstr "SSID BSSID Signal"
                  4⤵
                  • Suspicious use of WriteProcessMemory
                  PID:4504
                  • C:\Windows\system32\chcp.com
                    chcp 65001
                    5⤵
                      PID:868
                    • C:\Windows\system32\netsh.exe
                      netsh wlan show networks mode=bssid
                      5⤵
                        PID:2184
                      • C:\Windows\system32\findstr.exe
                        findstr "SSID BSSID Signal"
                        5⤵
                          PID:3516
                • C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe
                  C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe
                  1⤵
                  • Executes dropped EXE
                  • Suspicious use of AdjustPrivilegeToken
                  PID:4704
                • C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe
                  C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe
                  1⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of SetWindowsHookEx
                  PID:4944
                • C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe
                  C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe
                  1⤵
                  • Executes dropped EXE
                  PID:4712

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe.log

                  Filesize

                  1KB

                  MD5

                  fc1be6f3f52d5c841af91f8fc3f790cb

                  SHA1

                  ac79b4229e0a0ce378ae22fc6104748c5f234511

                  SHA256

                  6da862f7c7feffca99cd58712ece93928c6ca6aed617f5d8c10a4718eaa2a910

                  SHA512

                  2f46165017309ee1a0c1b23e30a71e52e86ad8933e2649bf58c3f4628c5aa75659f5b8f6be32c2882f220b2f3ff2fd50d8766bf0a3708c94c2c634c051a05ea6

                • C:\Users\Admin\AppData\Local\RobloxSecurity\85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0.exe

                  Filesize

                  119KB

                  MD5

                  b37058a1a6fa72cf11d4bda54e15790a

                  SHA1

                  b8663b93cac0b88168d207fd648da5c2f9b775de

                  SHA256

                  85b1ce3f619ebeb3799acff17ee1356a7f3911e0b95f29b24111ae03fa2a03a0

                  SHA512

                  4848057ad580943a96e57713ca721ad3052001e8fd428651b08034592596f14e9396d0de970bdbffc552e104189aa81dfe7723bd13003637659198ec38fed818

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\p.dat

                  Filesize

                  4B

                  MD5

                  10c66082c124f8afe3df4886f5e516e0

                  SHA1

                  5a879155f08a8a1463612521d6fc9a7906256574

                  SHA256

                  1b5318434397d6eec58afbac28836ffe3254baabb665b87ce6b678394b97ee2c

                  SHA512

                  3258f6f1daae683eb1b28989d0c8e915693ca8b4ccdfdbc39f203f5df4b3378b13d626dd89bbfe403a71366543168f113420309697ba98a6b84f5ed5dd171618

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\data\cached-microdesc-consensus.tmp

                  Filesize

                  2.5MB

                  MD5

                  9d02f78cd5005830652cae892abc2d6b

                  SHA1

                  d094b808bff283ce01de399ed3d77f8725543178

                  SHA256

                  56a630dc10a939fd8dbc20983e016bc79d9c2adf97453fb83f8a16edccdb667c

                  SHA512

                  bcff9d7db4191f4aacf8de6770c3a09a3bda9b9b73455dc456126eb520aedd4471a8468264d919980e9f24f74b8df14dfa101a8cb511d33b085d6c43d14f1c3b

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\data\cached-microdescs.new

                  Filesize

                  9.7MB

                  MD5

                  7409d80d8d2e9e94e4ba15db7a26e7a4

                  SHA1

                  9a5986c9ad7797906c805e83e7332fe860efdbf6

                  SHA256

                  ff780f7834f2ac474dc566e4640db98e3e9caa1186b58db94bfc773168fe5fc4

                  SHA512

                  9ace1b26e577aec81a0e002f066bad299b557f4760c352e4e9697c9ad93a5582b2f6dc525344589a2b57626d6078c20320a392785ab5d39df8d722d328d6b5d7

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\host\hostname

                  Filesize

                  64B

                  MD5

                  ad7c77325942d286b5b30a642d72bb40

                  SHA1

                  3b1fa2afdc8f35dee151004b1377d519cc7e1c1e

                  SHA256

                  ee5292d5a97f0573991f792e9673c5ec927fef489b45ac0ab814b2fac02441c0

                  SHA512

                  0080940e38474f82982256789cbe5033f6a69cfd5cf513aba8510689d867888e8130097db666363d53a7920bbb5e03e884cc1a3268b51c7018657d296bb712b9

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\libcrypto-1_1.dll

                  Filesize

                  3.5MB

                  MD5

                  6d48d76a4d1c9b0ff49680349c4d28ae

                  SHA1

                  1bb3666c16e11eff8f9c3213b20629f02d6a66cb

                  SHA256

                  3f08728c7a67e4998fbdc7a7cb556d8158efdcdaf0acf75b7789dccace55662d

                  SHA512

                  09a4fd7b37cf52f6a0c3bb0a7517e2d2439f4af8e03130aed3296d7448585ea5e3c0892e1e1202f658ef2d083ce13c436779e202c39620a70a17b026705c65c9

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\libevent-2-1-7.dll

                  Filesize

                  1.1MB

                  MD5

                  a3bf8e33948d94d490d4613441685eee

                  SHA1

                  75ed7f6e2855a497f45b15270c3ad4aed6ad02e2

                  SHA256

                  91c812a33871e40b264761f1418e37ebfeb750fe61ca00cbcbe9f3769a8bf585

                  SHA512

                  c20ef2efcacb5f8c7e2464de7fde68bf610ab2e0608ff4daed9bf676996375db99bee7e3f26c5bd6cca63f9b2d889ed5460ec25004130887cd1a90b892be2b28

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\libgcc_s_sjlj-1.dll

                  Filesize

                  1.0MB

                  MD5

                  bd40ff3d0ce8d338a1fe4501cd8e9a09

                  SHA1

                  3aae8c33bf0ec9adf5fbf8a361445969de409b49

                  SHA256

                  ebda776a2a353f8f0690b1c7706b0cdaff3d23e1618515d45e451fc19440501c

                  SHA512

                  404fb3c107006b832b8e900f6e27873324cd0a7946cdccf4ffeea365a725892d929e8b160379af9782bcd6cfeb4c3c805740e21280b42bb2ce8f39f26792e5a1

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\libssl-1_1.dll

                  Filesize

                  1.1MB

                  MD5

                  945d225539becc01fbca32e9ff6464f0

                  SHA1

                  a614eb470defeab01317a73380f44db669100406

                  SHA256

                  c697434857a039bf27238c105be0487a0c6c611dd36cb1587c3c6b3bf582718a

                  SHA512

                  409f8f1e6d683a3cbe7954bce37013316dee086cdbd7ecda88acb5d94031cff6166a93b641875116327151823cce747bcf254c0185e0770e2b74b7c5e067bc4a

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\libssp-0.dll

                  Filesize

                  246KB

                  MD5

                  b77328da7cead5f4623748a70727860d

                  SHA1

                  13b33722c55cca14025b90060e3227db57bf5327

                  SHA256

                  46541d9e28c18bc11267630920b97c42f104c258b55e2f62e4a02bcd5f03e0e7

                  SHA512

                  2f1bd13357078454203092ed5ddc23a8baa5e64202fba1e4f98eacf1c3c184616e527468a96ff36d98b9324426dddfa20b62b38cf95c6f5c0dc32513ebace9e2

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\libwinpthread-1.dll

                  Filesize

                  512KB

                  MD5

                  19d7cc4377f3c09d97c6da06fbabc7dc

                  SHA1

                  3a3ba8f397fb95ed5df22896b2c53a326662fcc9

                  SHA256

                  228fcfe9ed0574b8da32dd26eaf2f5dbaef0e1bd2535cb9b1635212ccdcbf84d

                  SHA512

                  23711285352cdec6815b5dd6e295ec50568fab7614706bc8d5328a4a0b62991c54b16126ed9e522471d2367b6f32fa35feb41bfa77b3402680d9a69f53962a4a

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\tor-real.exe

                  Filesize

                  4.0MB

                  MD5

                  07244a2c002ffdf1986b454429eace0b

                  SHA1

                  d7cd121caac2f5989aa68a052f638f82d4566328

                  SHA256

                  e9522e6912a0124c0a8c9ff9bb3712b474971376a4eb4ca614bb1664a2b4abcf

                  SHA512

                  4a09db85202723a73703c5926921fef60c3dddae21528a01936987306c5e7937463f94a2f4a922811de1f76621def2a8a597a8b38a719dd24e6ff3d4e07492ca

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\torrc.txt

                  Filesize

                  226B

                  MD5

                  90dd9da0c1b1448ee22142309ac6b3b1

                  SHA1

                  6ebff1446318c04e2e9779ccbc5238481abe0d5e

                  SHA256

                  9e7174fa9463c4dec5ec58cb5a95218224428d9648375c3e4e68b0e6dd60b309

                  SHA512

                  ca845694b28c79078c0948b0a03bb3402f767a7c2da4ac08a4dd8f013e30adac44f362c68136bb5fde581db1d9460634b95009a6ccc0e6fd8965e5a805231f0a

                • C:\Users\Admin\AppData\Local\zxqaiiy6en\tor\zlib1.dll

                  Filesize

                  121KB

                  MD5

                  6f98da9e33cd6f3dd60950413d3638ac

                  SHA1

                  e630bdf8cebc165aa81464ff20c1d55272d05675

                  SHA256

                  219d9d5bf0de4c2251439c89dd5f2959ee582e7f9f7d5ff66a29c88753a3a773

                  SHA512

                  2983faaf7f47a8f79a38122aa617e65e7deddd19ba9a98b62acf17b48e5308099b852f21aaf8ca6fe11e2cc76c36eed7ffa3307877d4e67b1659fe6e4475205c

                • memory/1860-6-0x00007FF86A0E0000-0x00007FF86ABA1000-memory.dmp

                  Filesize

                  10.8MB

                • memory/1860-1-0x00007FF86A0E3000-0x00007FF86A0E5000-memory.dmp

                  Filesize

                  8KB

                • memory/1860-0-0x000001BEE3820000-0x000001BEE3844000-memory.dmp

                  Filesize

                  144KB

                • memory/1860-2-0x00007FF86A0E0000-0x00007FF86ABA1000-memory.dmp

                  Filesize

                  10.8MB

                • memory/4404-104-0x0000000074C60000-0x0000000074C86000-memory.dmp

                  Filesize

                  152KB

                • memory/4404-103-0x0000000074D80000-0x0000000074E7B000-memory.dmp

                  Filesize

                  1004KB

                • memory/4404-140-0x0000000074AC0000-0x0000000074BC4000-memory.dmp

                  Filesize

                  1.0MB

                • memory/4404-141-0x00000000747C0000-0x0000000074AB6000-memory.dmp

                  Filesize

                  3.0MB

                • memory/4404-139-0x0000000074BD0000-0x0000000074C51000-memory.dmp

                  Filesize

                  516KB

                • memory/4404-138-0x0000000074C60000-0x0000000074C86000-memory.dmp

                  Filesize

                  152KB

                • memory/4404-134-0x0000000000BD0000-0x0000000000FE4000-memory.dmp

                  Filesize

                  4.1MB

                • memory/4404-137-0x0000000074D80000-0x0000000074E7B000-memory.dmp

                  Filesize

                  1004KB

                • memory/4404-136-0x0000000074C90000-0x0000000074D76000-memory.dmp

                  Filesize

                  920KB

                • memory/4404-135-0x0000000074E80000-0x0000000074EC4000-memory.dmp

                  Filesize

                  272KB

                • memory/4404-105-0x0000000000BD0000-0x0000000000FE4000-memory.dmp

                  Filesize

                  4.1MB

                • memory/4404-143-0x0000000000BD0000-0x0000000000FE4000-memory.dmp

                  Filesize

                  4.1MB

                • memory/4404-158-0x0000000000BD0000-0x0000000000FE4000-memory.dmp

                  Filesize

                  4.1MB

                • memory/4404-175-0x0000000000BD0000-0x0000000000FE4000-memory.dmp

                  Filesize

                  4.1MB

                • memory/4404-183-0x0000000000BD0000-0x0000000000FE4000-memory.dmp

                  Filesize

                  4.1MB

                • memory/4404-191-0x0000000000BD0000-0x0000000000FE4000-memory.dmp

                  Filesize

                  4.1MB

                • memory/4404-203-0x0000000000BD0000-0x0000000000FE4000-memory.dmp

                  Filesize

                  4.1MB