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Analysis

  • max time kernel
    23s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22/05/2024, 14:44

General

  • Target

    Checker_legacybattle.exe

  • Size

    17.6MB

  • MD5

    b0ea56470940e14501f3de3704ee3dfd

  • SHA1

    344a32cd672ae105a3d4d154c58c7c10345746a7

  • SHA256

    a08acf97b669ad3896c129066e8afaea4173ff8e6d49256475adb07491dc160b

  • SHA512

    ff3d9f9d9102f72daee17b86d30e6b6bb52c3b8b8f7f36e41d5bf656d3f1f8dc678bc41d446cde4519761942578bd16676dfe47797c7459cda3cd4420113708f

  • SSDEEP

    393216:W0EjEDXajAA7ZNU5DanvweSC1abTNp83uQz9seZ2L/yj84e3km6Nsp:9Ewuj9785GITC1ancuctJsAsp

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 4 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Checker_legacybattle.exe
    "C:\Users\Admin\AppData\Local\Temp\Checker_legacybattle.exe"
    1⤵
    • Enumerates connected drives
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1912
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding A7C924FC9FD781D024DCBA6E18468C5E C
      2⤵
      • Loads dropped DLL
      PID:1344

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_1912\aboutbtn

    Filesize

    1KB

    MD5

    b51b54b77e9cbfdb1063f7487c1c07ec

    SHA1

    8a8a7036cfbc86a537447bf71b9f6795923db8b9

    SHA256

    9d7243c688264329a8cb9e22da00b651e0a9407741d722e03dd67cc8b3ee1335

    SHA512

    04cef1aa3a530e7f03054369450eb42f36bf45c13c7445adf450ec4635a8601447c5bb6e978b3adabe9021019644681bf1609539eb548dd50ada973aac0c6555

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_1912\background

    Filesize

    2KB

    MD5

    9e23da7c3cd3fb8113e698a12a3d3047

    SHA1

    6d021109495d77a53afe101f2b03a4da847e6d99

    SHA256

    b671008e5d4a15409051d7b3d2aa40f7c028e1dab5876c2882976793abb9356c

    SHA512

    65e885984681cee190764515f61bb8da3c29463b87f4371fff27ae4c4089af46c9b98910a847ec29d7368160d6aaf841fb93f1347c9abc47bce5cf997c8b4ef2

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_1912\buttonimgs

    Filesize

    1KB

    MD5

    6956ac5e9d5e47daeb7d147d67d9e526

    SHA1

    427449cf08f0c78f1bf3850565201991828e278c

    SHA256

    f8f4efdb34b00775638c95568761c93436812af56c8f41116f2f92a987ca9ae0

    SHA512

    a82f9d199e36dfcdad7393761d1cf541d67b0b70d4b31cf71ad38dab3e95b351143c1aff4adea3207d1fd1e9c3523e9b7e3cea37cb61f9f2845894c60327651c

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_1912\checkernewicon.png

    Filesize

    3KB

    MD5

    b1618ec6d5e7c1e293cb36ab87371615

    SHA1

    a9c47241b1378bca3b541abb07aeb4b1feb0ccf4

    SHA256

    76adccd20b35ba40b9be5ac4194941625826084f32a9c7c07090708946fc39c5

    SHA512

    a45e20225fe4d5989f6f8891274a8ed07f27c2b33545458f36bbb3356124fbf83c6d1523155b4830e6bb78a96e4fd282a7f43ec3d3ce77fe488f8640ff49da2a

  • C:\Users\Admin\AppData\Local\Temp\Cab81E.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\MSIA5C.tmp

    Filesize

    587KB

    MD5

    9e0aef52f6c03b2fea067342d9d4f22f

    SHA1

    d4431a858c8a7a79315829ec7aa82e838c2714f4

    SHA256

    42b8adafcb4e8496d9822a0c504f449e56456528a9251c153381d3f63d197e5b

    SHA512

    42858a6695d7906b3df4dc97f3b1fac737633a51ffb52e8ec8eddeb21f8cdb53c199bb698e54c4a931155eafd879de6fff114b84f298c84436b776e286ebeeb1

  • C:\Users\Admin\AppData\Local\Temp\MSIB67.tmp

    Filesize

    1.1MB

    MD5

    c04ed00ddcb3518e8cf6db24db294a50

    SHA1

    cc98cc3ab9c4371f85ea227d9f761bab4aa76baa

    SHA256

    3c21e1f3bb3ebeb5f0ff68658db8abd18b62f8b195288c4bf87936fc51f8ae9e

    SHA512

    736946a3130f294878ea51145960017babcc1b8ac2c96afd8b9e2a4d120f173afb84bbd04b6f0113f286d4bc671befecd4e92c582f1de1a0d5bc8738c3cae9c5

  • C:\Users\Admin\AppData\Local\Temp\MSIC24.tmp

    Filesize

    709KB

    MD5

    eb7811666ac7be6477e23af68511424f

    SHA1

    1623579c5a3710dcc694a2fd49defa27d56d9175

    SHA256

    ad706739b04256b9215e80d2d030863a37f0d7fd0e4071d0a3a73d6704d8bd8f

    SHA512

    3055baa15c92f476513c66a423043dc4b8c5f83f47643ad77665d6a2f823f4655bf4ae241d8af4bc34d53630df1c35989f0b11b934a631960668fcc7a8c81a7b

  • C:\Users\Admin\AppData\Local\Temp\Tar830.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar98F.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Users\Admin\AppData\Roaming\SandeLLo CHECKER\install\51B5780\SandeLLoCHECKER_Installer.msi

    Filesize

    4.7MB

    MD5

    69d9a69f84bc67feed975148b9e2ec7c

    SHA1

    b4cd30ae6c20a0a5297589a4739d9b5a3fc5154f

    SHA256

    2fc0bc7675b71742b759f44f00e23662f28ad3d04cc5e2956428e57cb61d55b7

    SHA512

    63b5c471d372611b3936f9f2dba302b95490719f228b7362c99957162f92fb4fb31d82dc5c6a55cf1f793dca9f321d601439c7f61aa94c11cc25302e365a428f

  • memory/1912-0-0x0000000000560000-0x0000000000561000-memory.dmp

    Filesize

    4KB

  • memory/1912-156-0x0000000000560000-0x0000000000561000-memory.dmp

    Filesize

    4KB