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14-12-2024 07:51

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11-12-2024 15:39

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07-12-2024 20:12

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04-12-2024 19:31

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Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    14-12-2024 07:51

General

  • Target

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

  • Size

    669KB

  • MD5

    ead18f3a909685922d7213714ea9a183

  • SHA1

    1270bd7fd62acc00447b30f066bb23f4745869bf

  • SHA256

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

  • SHA512

    6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

  • SSDEEP

    6144:bLUHLyHlwFjxDi2nEZkQ4NXxp0XMgkBWPqdN/jGdfYY7SRA7j4YlvfYAAjJ:4uFi02nEZh4jp0XLuxGdgTm73vL

Malware Config

Signatures

  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 6 IoCs

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

  • UPX packed file 3 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
    "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\292e6a4e-4e94-40c1-ad24-5fc762823493" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      2⤵
      • Modifies file permissions
      • System Location Discovery: System Language Discovery
      PID:2672
    • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
      "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Admin IsNotAutoStart IsNotTask
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2784
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --ForNetRes "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1 IsNotAutoStart IsNotTask
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:700
        • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
          "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 700 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:2508
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 2784 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:588

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12

    Filesize

    1KB

    MD5

    67e486b2f148a3fca863728242b6273e

    SHA1

    452a84c183d7ea5b7c015b597e94af8eef66d44a

    SHA256

    facaf1c3a4bf232abce19a2d534e495b0d3adc7dbe3797d336249aa6f70adcfb

    SHA512

    d3a37da3bb10a9736dc03e8b2b49baceef5d73c026e2077b8ebc1b786f2c9b2f807e0aa13a5866cf3b3cafd2bc506242ef139c423eaffb050bbb87773e53881e

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

    Filesize

    436B

    MD5

    971c514f84bba0785f80aa1c23edfd79

    SHA1

    732acea710a87530c6b08ecdf32a110d254a54c8

    SHA256

    f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895

    SHA512

    43dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

    Filesize

    174B

    MD5

    663c5adcccc0f7101875be5813fd11c3

    SHA1

    ef2cbf8afa86ce6205719ff5cb03aa7ac696b369

    SHA256

    e7a42e58f077c113630c7bcecdef91aec75306edf86121412c3c535dbe27a6ed

    SHA512

    db22154e3d2ab5029816dd0d59cc8d1b8d1ad86199a2b61770423e54f9d04bf4419c99c19a46f2d8140766b3bda54eced0715e3af913a9905e3987d4e0006c11

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

    Filesize

    342B

    MD5

    9241f4cf4cafe3c5f53831dfae943acc

    SHA1

    039b8f0630b0c6a39f2c677ae9705affe6f00006

    SHA256

    790ba98a6a7d899db45db467498d2ab6e9095670cd97dcb60450319ddf600ace

    SHA512

    41b79475b527fc0a2170cb7e9d0d4790b0bdfe33e5676d45e9fc708a3bbb3ab92df90e41f70a8da19bb8e2efcba5b6eadb0cff9cd22ecb3c3fc0072a4fb8711e

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

    Filesize

    170B

    MD5

    f48136d981eee49642842fc8249dcba5

    SHA1

    d7e336848aec060b4ccbdd5c14bcd5056d427cbc

    SHA256

    926ac3dca5e26d80d781fff0c4057245869769b08cfeaff467682ea095df9b65

    SHA512

    336a0e08ea34d6c3093d022559d0da0495266066ebe286a4eb0617a37165cd3c48c42fea17d43a76cf735831e1162ab559753ff5d33a4dfbbd2baf8e70d38f84

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    9f63f4ffd2dd2ad53470d7d513b3874c

    SHA1

    9de01c4cca25e28645faec5ac2a15cfe2711fd4d

    SHA256

    b608dea1bbe89eb358094a77d3740649324faed3cf963fbce640b2dba0c69438

    SHA512

    a3bd95b7b21b201ea69d69ef601b5af79a5542c52f45e69db894c64083d22e755976e881c4c8f55cce7512e641406823f33b4da93be7bce09055f44e12957e28

  • C:\Users\Admin\AppData\Local\292e6a4e-4e94-40c1-ad24-5fc762823493\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

    Filesize

    669KB

    MD5

    ead18f3a909685922d7213714ea9a183

    SHA1

    1270bd7fd62acc00447b30f066bb23f4745869bf

    SHA256

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

    SHA512

    6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

  • C:\Users\Admin\AppData\Local\Temp\CabA8BD.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar2AD9.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/588-89-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/700-85-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/700-88-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2508-86-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2784-84-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2784-75-0x0000000002890000-0x0000000002939000-memory.dmp

    Filesize

    676KB

  • memory/2784-31-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2784-29-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2784-47-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2784-49-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2784-50-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2784-32-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/3064-3-0x0000000000400000-0x0000000000476000-memory.dmp

    Filesize

    472KB

  • memory/3064-2-0x0000000000550000-0x0000000000650000-memory.dmp

    Filesize

    1024KB

  • memory/3064-28-0x0000000000400000-0x0000000000476000-memory.dmp

    Filesize

    472KB

  • memory/3064-0-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/3064-23-0x0000000003820000-0x00000000038C9000-memory.dmp

    Filesize

    676KB

  • memory/3064-27-0x0000000000550000-0x0000000000650000-memory.dmp

    Filesize

    1024KB

  • memory/3064-26-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/3064-24-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB