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Resubmissions

09/04/2024, 13:53

240409-q7av3sca71 10

09/04/2024, 13:53

240409-q699jsgg35 10

09/04/2024, 13:53

240409-q69ysaca7z 10

09/04/2024, 13:53

240409-q69m1sca7y 10

02/12/2023, 07:46

231202-jmdmxaaf8t 10

Analysis

  • max time kernel
    84s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    02/12/2023, 07:46

General

  • Target

    caca493c10d47df328c029a270165a21afa50b350ec4f3dd3a6ea72ef2c54823.exe

  • Size

    301KB

  • MD5

    d976e27be52536c60076fe9a3a646ad1

  • SHA1

    9db98366d212bcd7e3926acb6505c45020604c61

  • SHA256

    caca493c10d47df328c029a270165a21afa50b350ec4f3dd3a6ea72ef2c54823

  • SHA512

    9a44b70bd35a1467c0af014fa13f7ade42b708928511dced8c4ad6f0813e46e9bd5897d476b9ba3c09972bcb757648925453396796f515aaf03ebff651c3985e

  • SSDEEP

    3072:uNg1miw2R2eRVMvRz3jYziACBbFvfy4zoV25kGpYUX35U:qMRnVGDiiJRFMAK

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    dayspa-am-altmarkt.de
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    vincentt

Extracted

Family

smokeloader

Version

2022

C2

http://onualituyrs.org/

http://sumagulituyo.org/

http://snukerukeutit.org/

http://lightseinsteniki.org/

http://liuliuoumumy.org/

http://stualialuyastrelia.net/

http://kumbuyartyty.net/

http://criogetikfenbut.org/

http://tonimiuyaytre.org/

http://tyiuiunuewqy.org/

http://legdfls2369.com/index.php

http://fpodsp0532xc.com/index.php

http://gucc352093520.com/index.php

http://humydrole.com/tmp/index.php

http://trunk-co.ru/tmp/index.php

http://weareelight.com/tmp/index.php

http://pirateking.online/tmp/index.php

http://piratia.pw/tmp/index.php

http://go-piratia.ru/tmp/index.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

autm

Extracted

Family

smokeloader

Botnet

pub1

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Downloads MZ/PE file
  • Deletes itself 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 21 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 9 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 58 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\caca493c10d47df328c029a270165a21afa50b350ec4f3dd3a6ea72ef2c54823.exe
    "C:\Users\Admin\AppData\Local\Temp\caca493c10d47df328c029a270165a21afa50b350ec4f3dd3a6ea72ef2c54823.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1824
  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\B165.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\B165.dll
      2⤵
      • Loads dropped DLL
      PID:2796
  • C:\Users\Admin\AppData\Local\Temp\B349.exe
    C:\Users\Admin\AppData\Local\Temp\B349.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2732
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2584
  • C:\Users\Admin\AppData\Local\Temp\B637.exe
    C:\Users\Admin\AppData\Local\Temp\B637.exe
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:2740
  • C:\Users\Admin\AppData\Local\Temp\BD88.exe
    C:\Users\Admin\AppData\Local\Temp\BD88.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Users\Admin\AppData\Local\Temp\BD88.exe
      C:\Users\Admin\AppData\Local\Temp\BD88.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      PID:2524
  • C:\Users\Admin\AppData\Local\Temp\CA26.exe
    C:\Users\Admin\AppData\Local\Temp\CA26.exe
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:2136
  • C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    1⤵
    • Accesses Microsoft Outlook profiles
    • outlook_office_path
    • outlook_win_path
    PID:368
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe
    1⤵
      PID:2432

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus.tmp

      Filesize

      2.7MB

      MD5

      9b068ee4cbe5d0d10fb1f7cde3cf00dd

      SHA1

      fd8a76dcac8f0b8b06d7b3a1148bfbf8bf5b871e

      SHA256

      596bd777aee6445dc5e5492e4324bae265b465cf8b197d7a8e90b0c86133969d

      SHA512

      a276b43e339a5b76ac1be67c7802609601616b47615060c69e26048f8bbc3e678eb5d75c0d37b3888ff9addc322b167f5e6e655fd28ca2a919af1dbfad157816

    • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new

      Filesize

      6.4MB

      MD5

      c5c952692960fbb7e83320f5f7550c34

      SHA1

      abc5cfc7b9335e9720195468c9bb6fbe2091b197

      SHA256

      ae3c7fbd8b59f6ac884836c747e3222665a7462e88864e186681bfca9cb9bec3

      SHA512

      24404449dfc7994e2083c2d23f2c59f29395b1186037bef9f63f7d635bcc57d6535eb0be223567f6da9b7a75ba53ca1f55c5df9e61e57c19da0f3335d42c235d

    • C:\Users\Admin\AppData\Local\Temp\B165.dll

      Filesize

      2.4MB

      MD5

      7c8bfdee3c36b4a9222de69d79a1a841

      SHA1

      65e5ec73f95b0976ab19fb74a872072bca704f7b

      SHA256

      e45c40410e9c94c3522e465d7dab52266e56d5f815dc4fc9c4d3f3cf18d877f4

      SHA512

      8a574b7c6a6d4c398e738ecbb852ec04c22feae429dcf07ba66b52bfe16a6f6f8a32c30da6ad58021570eb22baf0da017557a6f4d3d3b8e10ec18f6e8b52e6db

    • C:\Users\Admin\AppData\Local\Temp\B349.exe

      Filesize

      1.0MB

      MD5

      d26b3f28d2687a79ced195ba9899b524

      SHA1

      ecfa29d0d1a4577a822cafb67baa631e6a6ba01e

      SHA256

      c8f9bfa859fc17e05a929289872e153807149e1313968a566ce6f74c1092e4e1

      SHA512

      896bca3f17da88ce88ea60011f5a52fdc47dbd59de6bb9519ce569fd101e70e10c122fdee5aef30404ea3289e0d6a45503f34e98ac3e6c939dd51bd691034745

    • C:\Users\Admin\AppData\Local\Temp\B637.exe

      Filesize

      304KB

      MD5

      33a60439e95f0dfc10016075f97aeb0c

      SHA1

      fb3595f8a5f9c243e5ad108ff11bc5cb2400ec2b

      SHA256

      0f6db13c0239ca113c19ebeaec8f3243572fd365c3396eff1777115bc08849a1

      SHA512

      c08ff3d27eb92b369bbdcfb5ee3405e345bb3de3004b985ba48b4308d22851403cfc440b8242c1f4ccbbb75986feead1c800bddd58a225274386b878aaad9a90

    • C:\Users\Admin\AppData\Local\Temp\B637.exe

      Filesize

      304KB

      MD5

      33a60439e95f0dfc10016075f97aeb0c

      SHA1

      fb3595f8a5f9c243e5ad108ff11bc5cb2400ec2b

      SHA256

      0f6db13c0239ca113c19ebeaec8f3243572fd365c3396eff1777115bc08849a1

      SHA512

      c08ff3d27eb92b369bbdcfb5ee3405e345bb3de3004b985ba48b4308d22851403cfc440b8242c1f4ccbbb75986feead1c800bddd58a225274386b878aaad9a90

    • C:\Users\Admin\AppData\Local\Temp\BD88.exe

      Filesize

      1.9MB

      MD5

      57c833bfd5042e34bec23dfd711cd151

      SHA1

      6bcd1915173d57d369e209943be31eebebdd535a

      SHA256

      9d3c881c29156b8fd82ced7c7726c4c65d4e741533c9f886112f440698b1469d

      SHA512

      3c14531cd81ac2276cac72da573cb5f452c53b96175acca025a8e30251c487fcd382a8bc25a5241e6700832dbb760313bf9e51ffa0fcd480d5ddc6662cbc02e1

    • C:\Users\Admin\AppData\Local\Temp\BD88.exe

      Filesize

      1.9MB

      MD5

      57c833bfd5042e34bec23dfd711cd151

      SHA1

      6bcd1915173d57d369e209943be31eebebdd535a

      SHA256

      9d3c881c29156b8fd82ced7c7726c4c65d4e741533c9f886112f440698b1469d

      SHA512

      3c14531cd81ac2276cac72da573cb5f452c53b96175acca025a8e30251c487fcd382a8bc25a5241e6700832dbb760313bf9e51ffa0fcd480d5ddc6662cbc02e1

    • C:\Users\Admin\AppData\Local\Temp\BD88.exe

      Filesize

      1.9MB

      MD5

      57c833bfd5042e34bec23dfd711cd151

      SHA1

      6bcd1915173d57d369e209943be31eebebdd535a

      SHA256

      9d3c881c29156b8fd82ced7c7726c4c65d4e741533c9f886112f440698b1469d

      SHA512

      3c14531cd81ac2276cac72da573cb5f452c53b96175acca025a8e30251c487fcd382a8bc25a5241e6700832dbb760313bf9e51ffa0fcd480d5ddc6662cbc02e1

    • C:\Users\Admin\AppData\Local\Temp\BD88.exe

      Filesize

      1.9MB

      MD5

      57c833bfd5042e34bec23dfd711cd151

      SHA1

      6bcd1915173d57d369e209943be31eebebdd535a

      SHA256

      9d3c881c29156b8fd82ced7c7726c4c65d4e741533c9f886112f440698b1469d

      SHA512

      3c14531cd81ac2276cac72da573cb5f452c53b96175acca025a8e30251c487fcd382a8bc25a5241e6700832dbb760313bf9e51ffa0fcd480d5ddc6662cbc02e1

    • C:\Users\Admin\AppData\Local\Temp\CA26.exe

      Filesize

      298KB

      MD5

      5789e759c1b7911eb8b5c677c6d66493

      SHA1

      c7d272af0a022073b8488065aca7db1d4091a5bd

      SHA256

      a8648e3d4b39d1d0489afb068bf8b22ff101d3e2dca75d6f747d9844fc9ab1cc

      SHA512

      2d393cec75943052544a328f8d31ae32ee1464e39e76af660fb5ed0b79da09914e004edbb5a98019eac917044fcbbd8366b586eaabfa0917a7bad3b23f1f71a9

    • C:\Users\Admin\AppData\Local\Temp\CA26.exe

      Filesize

      298KB

      MD5

      5789e759c1b7911eb8b5c677c6d66493

      SHA1

      c7d272af0a022073b8488065aca7db1d4091a5bd

      SHA256

      a8648e3d4b39d1d0489afb068bf8b22ff101d3e2dca75d6f747d9844fc9ab1cc

      SHA512

      2d393cec75943052544a328f8d31ae32ee1464e39e76af660fb5ed0b79da09914e004edbb5a98019eac917044fcbbd8366b586eaabfa0917a7bad3b23f1f71a9

    • \Users\Admin\AppData\Local\Temp\B165.dll

      Filesize

      2.4MB

      MD5

      7c8bfdee3c36b4a9222de69d79a1a841

      SHA1

      65e5ec73f95b0976ab19fb74a872072bca704f7b

      SHA256

      e45c40410e9c94c3522e465d7dab52266e56d5f815dc4fc9c4d3f3cf18d877f4

      SHA512

      8a574b7c6a6d4c398e738ecbb852ec04c22feae429dcf07ba66b52bfe16a6f6f8a32c30da6ad58021570eb22baf0da017557a6f4d3d3b8e10ec18f6e8b52e6db

    • \Users\Admin\AppData\Local\Temp\B165.dll

      Filesize

      2.4MB

      MD5

      7c8bfdee3c36b4a9222de69d79a1a841

      SHA1

      65e5ec73f95b0976ab19fb74a872072bca704f7b

      SHA256

      e45c40410e9c94c3522e465d7dab52266e56d5f815dc4fc9c4d3f3cf18d877f4

      SHA512

      8a574b7c6a6d4c398e738ecbb852ec04c22feae429dcf07ba66b52bfe16a6f6f8a32c30da6ad58021570eb22baf0da017557a6f4d3d3b8e10ec18f6e8b52e6db

    • \Users\Admin\AppData\Local\Temp\BD88.exe

      Filesize

      1.9MB

      MD5

      57c833bfd5042e34bec23dfd711cd151

      SHA1

      6bcd1915173d57d369e209943be31eebebdd535a

      SHA256

      9d3c881c29156b8fd82ced7c7726c4c65d4e741533c9f886112f440698b1469d

      SHA512

      3c14531cd81ac2276cac72da573cb5f452c53b96175acca025a8e30251c487fcd382a8bc25a5241e6700832dbb760313bf9e51ffa0fcd480d5ddc6662cbc02e1

    • memory/368-74-0x0000000000080000-0x00000000000EB000-memory.dmp

      Filesize

      428KB

    • memory/368-75-0x0000000000160000-0x00000000001D5000-memory.dmp

      Filesize

      468KB

    • memory/368-78-0x0000000000080000-0x00000000000EB000-memory.dmp

      Filesize

      428KB

    • memory/368-94-0x0000000000080000-0x00000000000EB000-memory.dmp

      Filesize

      428KB

    • memory/1276-121-0x0000000002BA0000-0x0000000002BB6000-memory.dmp

      Filesize

      88KB

    • memory/1276-4-0x0000000002B00000-0x0000000002B16000-memory.dmp

      Filesize

      88KB

    • memory/1276-104-0x0000000002B60000-0x0000000002B76000-memory.dmp

      Filesize

      88KB

    • memory/1824-2-0x0000000000220000-0x000000000022B000-memory.dmp

      Filesize

      44KB

    • memory/1824-5-0x0000000000400000-0x0000000002AC1000-memory.dmp

      Filesize

      38.8MB

    • memory/1824-1-0x0000000002BC0000-0x0000000002CC0000-memory.dmp

      Filesize

      1024KB

    • memory/1824-3-0x0000000000400000-0x0000000002AC1000-memory.dmp

      Filesize

      38.8MB

    • memory/2136-122-0x0000000000400000-0x00000000007D3000-memory.dmp

      Filesize

      3.8MB

    • memory/2136-108-0x00000000002F0000-0x00000000003F0000-memory.dmp

      Filesize

      1024KB

    • memory/2136-109-0x00000000001B0000-0x00000000001BB000-memory.dmp

      Filesize

      44KB

    • memory/2136-110-0x0000000000400000-0x00000000007D3000-memory.dmp

      Filesize

      3.8MB

    • memory/2432-96-0x0000000000070000-0x0000000000077000-memory.dmp

      Filesize

      28KB

    • memory/2432-95-0x0000000000060000-0x000000000006C000-memory.dmp

      Filesize

      48KB

    • memory/2432-97-0x0000000000060000-0x000000000006C000-memory.dmp

      Filesize

      48KB

    • memory/2524-115-0x0000000002B00000-0x0000000002C01000-memory.dmp

      Filesize

      1.0MB

    • memory/2524-137-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-175-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-66-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2524-179-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-71-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-180-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-177-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-77-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-174-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-173-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-73-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-172-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-93-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-89-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-171-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-170-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-169-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-152-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-98-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-138-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-100-0x00000000002E0000-0x00000000002E6000-memory.dmp

      Filesize

      24KB

    • memory/2524-128-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-126-0x0000000000400000-0x0000000000848000-memory.dmp

      Filesize

      4.3MB

    • memory/2524-116-0x0000000002B00000-0x0000000002C01000-memory.dmp

      Filesize

      1.0MB

    • memory/2524-112-0x0000000002B00000-0x0000000002C01000-memory.dmp

      Filesize

      1.0MB

    • memory/2524-111-0x00000000029E0000-0x0000000002AFD000-memory.dmp

      Filesize

      1.1MB

    • memory/2584-53-0x0000000073F00000-0x00000000745EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2584-29-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/2584-26-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/2584-37-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/2584-25-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/2584-24-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/2584-125-0x0000000073F00000-0x00000000745EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2584-79-0x0000000000660000-0x00000000006A0000-memory.dmp

      Filesize

      256KB

    • memory/2584-127-0x0000000073F00000-0x00000000745EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2584-30-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/2584-28-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/2584-39-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/2740-105-0x0000000000400000-0x00000000007D5000-memory.dmp

      Filesize

      3.8MB

    • memory/2740-55-0x0000000000C20000-0x0000000000D20000-memory.dmp

      Filesize

      1024KB

    • memory/2740-54-0x0000000000400000-0x00000000007D5000-memory.dmp

      Filesize

      3.8MB

    • memory/2740-56-0x0000000000220000-0x000000000022B000-memory.dmp

      Filesize

      44KB

    • memory/2760-57-0x0000000002180000-0x0000000002338000-memory.dmp

      Filesize

      1.7MB

    • memory/2760-69-0x0000000002340000-0x00000000024F7000-memory.dmp

      Filesize

      1.7MB

    • memory/2760-67-0x0000000002180000-0x0000000002338000-memory.dmp

      Filesize

      1.7MB

    • memory/2796-18-0x00000000000D0000-0x00000000000D6000-memory.dmp

      Filesize

      24KB

    • memory/2796-41-0x0000000002220000-0x0000000002321000-memory.dmp

      Filesize

      1.0MB

    • memory/2796-44-0x0000000002220000-0x0000000002321000-memory.dmp

      Filesize

      1.0MB

    • memory/2796-51-0x0000000002220000-0x0000000002321000-memory.dmp

      Filesize

      1.0MB

    • memory/2796-19-0x0000000010000000-0x0000000010269000-memory.dmp

      Filesize

      2.4MB

    • memory/2796-40-0x0000000002100000-0x000000000221D000-memory.dmp

      Filesize

      1.1MB