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Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/01/2024, 06:44

General

  • Target

    7f2a197f45fa04029ab8da23ea2a5931.exe

  • Size

    1.1MB

  • MD5

    7f2a197f45fa04029ab8da23ea2a5931

  • SHA1

    6ff1e7cc06beb6a703f5239b3dd4288ae00eb1b7

  • SHA256

    12b5ceacdbfe573ca70763838a3025f0460969204ffec34deb85e5d4a65ba5cb

  • SHA512

    0da39847f60647fbffd1523576a28f6b499dbbb70f99f089bfb48389dfc3ad70aa554633b3416abed37293716ca870d68287f96c94cd19db5f615dea9a928f4b

  • SSDEEP

    24576:D99fMLQ6gSy8Q7BiNL+VElHA1dHdQ0aKMrzws1Ztf3vG:59EUOQdiNiElHAbdoKUwsVf3vG

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f2a197f45fa04029ab8da23ea2a5931.exe
    "C:\Users\Admin\AppData\Local\Temp\7f2a197f45fa04029ab8da23ea2a5931.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2668
    • C:\Users\Public\Documents\{8C1A49E6-2F7F-40E3-923F-5DE549CAF021}\starter.exe
      "C:\Users\Public\Documents\{8C1A49E6-2F7F-40E3-923F-5DE549CAF021}\starter.exe" bgAPg0ONV5jgVSdenMBG 962
      2⤵
      • Executes dropped EXE
      PID:2004
    • C:\Users\Public\Documents\{8C1A49E6-2F7F-40E3-923F-5DE549CAF021}\ArcadeYum.exe
      "C:\Users\Public\Documents\{8C1A49E6-2F7F-40E3-923F-5DE549CAF021}\ArcadeYum.exe" IC9UaWNrZXQ9YmdBUGcwT05WNWpnVlNkZW5NQkcgL0J1bmRsZXM9MTYzfDE0NXwxMzR8MTYyIC9PYmVyb249MjAgL0Jyb3dzZXI9MSAvQWRMb2M9OTYyIC90cGQ9aHR0cDovL2QxLmFyY2FkZXl1bS5jb20vYWovYnVuZGxlLzk2Mi8/cD1ZVEkwTmpjMU5qZzVNVEY0M0hjODFwdGh1U0J6VGhZYyUyQlRJTWJSZEpTRjdmc1dPS0RFbWpaenIzcXNaSUROOXR0UUM5UWdQRG5pb3pPeEV5Mm5maU8yWDFhT2Z2aHpvUDBGSzMgL29wdGltaXplR0M9MCAvdXNlck5hbWU9QWRtaW4gL3VzZXJTSUQ9Uy0xLTUtMjEtMzgxODA1NjUzMC05MzY2MTk2NTAtMzU1NDAyMTk1NS0xMDAwCg==
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Enumerates system info in registry
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    344B

    MD5

    c3f99de15490c91f77864e510101fe44

    SHA1

    3d46acbfa498af49fe7422ab76fa37d733ec2f4c

    SHA256

    29de0fa1cfc6ca655fe6100d065ef229adce9e49c6b1490378f2dfcbb6a5005e

    SHA512

    15a87d70327942f27facd7b4aebd7dfe9a4ce88ca31a3c384bf0f9f8808e4af92e641a1b80ca75194dd0ee3c88c39fdc9fb4d2238ad60846dbc55f10ae953c19

  • C:\Users\Admin\AppData\Local\Temp\Cab2780.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar280F.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Public\Documents\{8C1A49E6-2F7F-40E3-923F-5DE549CAF021}\ArcadeYum.exe

    Filesize

    883KB

    MD5

    1df9cb2785075f2738d8bdb876831731

    SHA1

    4a3048ba67f8b2529846e51cd0e7793f63f20ae3

    SHA256

    8459860387ea51a7d83e817f72d46f4eeaade8ec4414c89843676dc29d4496d9

    SHA512

    9209c7aac280b00905432be6d1f592c8fa99b6bbbc112297a0273d761d5c75d90e836bb66823181cf563df645b34e022f755e865f5d07b5588e1688d8476d330

  • C:\Users\Public\Documents\{8C1A49E6-2F7F-40E3-923F-5DE549CAF021}\ArcadeYum.exe.config

    Filesize

    231B

    MD5

    ae437dea18c61477cc2f17f46fb11d01

    SHA1

    94afba8148c6072ad60c6899ed717005681e9da5

    SHA256

    d8966d4c96ba3c910f86c44d6d7b6c298cc70cc3c5c61bb975861eed846b0754

    SHA512

    61ad33f07fbb65863f1eb02a14230c38766fbb5e1fe4263433ecd32375249e7af71e49f054e5f919884f5250dccf95fb6791ceeadf3c2d4cb468ba5af3e8902b

  • C:\Users\Public\Documents\{8C1A49E6-2F7F-40E3-923F-5DE549CAF021}\config.cfg

    Filesize

    73B

    MD5

    9f48223e72c07a29f7da2043b2a77c7e

    SHA1

    cdfc5fc42b47ae2a89e99347b61345e39d9e0526

    SHA256

    3d781804f0cd93d69d1d01a636aab3199b1b082eafaf485ec7a9ee24492b4b5c

    SHA512

    5ffdfb05f1cafb2c1b4be250be03eec4167ab1ed77d6d60cee5cbc3276668d161128c393f38ae0ad6966b2c00fde7810189f9d81060c14e02a275438d2a39fad

  • \Users\Public\Documents\{8C1A49E6-2F7F-40E3-923F-5DE549CAF021}\starter.exe

    Filesize

    1007KB

    MD5

    a0865a8429851042ede865187a5d6eeb

    SHA1

    1a71a4301d305a1cdacfd4c18acd6a057bd4cf44

    SHA256

    ebb4713a230340735681433fc87be0e46ab2db19ef395276a573086e45a631c2

    SHA512

    e20e286ca064ef84ac2f18450894c46d162af00c263b25a19f1d685769e1780a48961faf1397ff819bca2f2880759f7a7e86dc3d5b080b91e8afe164409bda42

  • \Users\Public\Documents\{8C1A49E6-2F7F-40E3-923F-5DE549CAF021}\starter.exe

    Filesize

    521KB

    MD5

    992afae26dad8c8dd426968663f67f79

    SHA1

    3e07d8ad827c9230434a3b595d71e9d7971ed544

    SHA256

    d47cab9af0e1ec58f859df06eebb19d10dbfeb26d4252a613a44d5dcd486909a

    SHA512

    fcbaf4ef20160cdcfdec8ca830c78adf1ec988c91eae1fbff3cbea6edc9af106ddfacbbe7510b0ff7ccd7a9768cf767605d9637559b8237e68c28295adfcb26f

  • memory/2696-23-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-25-0x0000000004B30000-0x0000000004B70000-memory.dmp

    Filesize

    256KB

  • memory/2696-26-0x0000000004B30000-0x0000000004B70000-memory.dmp

    Filesize

    256KB

  • memory/2696-24-0x0000000004B30000-0x0000000004B70000-memory.dmp

    Filesize

    256KB

  • memory/2696-22-0x00000000010B0000-0x0000000001192000-memory.dmp

    Filesize

    904KB

  • memory/2696-90-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-91-0x0000000004B30000-0x0000000004B70000-memory.dmp

    Filesize

    256KB