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Analysis

  • max time kernel
    98s
  • max time network
    69s
  • platform
    windows7_x64
  • resource
    win7-20220812-es
  • resource tags

    arch:x64arch:x86image:win7-20220812-eslocale:es-esos:windows7-x64systemwindows
  • submitted
    13/02/2023, 15:52

General

  • Target

    Processo 09-02-2023 dfyc.msi

  • Size

    48.1MB

  • MD5

    38da942ba4401ee52f663781ddded2ca

  • SHA1

    b4ae66a99499dd02cc21cb6b3e22463db7fa67f0

  • SHA256

    9e9dbb8ac378eaf561a1d2ceef411cc3bd0e225f649f9c2de5f7eff05bde54ef

  • SHA512

    43624f63bcb83534c8f8fb8955dd1b88447ad3f218ce78751cb7863990b8407d9d2669e85354325f8621ede078f8d0cbd228df90a3431e030b25af5364d85e22

  • SSDEEP

    786432:LVB9oDvwu7MpTmGXKq9QVgglClybzPnrQsdkJQBqm:LH9oDwuopTmGL9OgNyE6Ggqm

Score
8/10
upx

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 4 IoCs
  • UPX packed file 4 IoCs

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

  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Drops file in Windows directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\Processo 09-02-2023 dfyc.msi"
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1532
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1164
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding FC29A5D4E9DDDF1585631781B2DB76F3
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      PID:452

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    61KB

    MD5

    fc4666cbca561e864e7fdf883a9e6661

    SHA1

    2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

    SHA256

    10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

    SHA512

    c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

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

    Filesize

    342B

    MD5

    8d5a36a81e5302309ae19ceb580deb46

    SHA1

    3f04acf2f090dec3a001f07c0a9eab6d0c7fa9a5

    SHA256

    9441705df9c62ca771c6cba6b9d671f5e5d43bb673b6ab37ab4bbb49fa2008d8

    SHA512

    30f47f32407ddc89cdbc87f5ca14268a2f2d809333ae2fe278e0168b4b4d8fd1a16a089e47241d771913d6d32b076919a40986c48b84963f295702d3d1a03f94

  • C:\Windows\Installer\MSI2536.tmp

    Filesize

    381KB

    MD5

    e2b1df34e19a3ce763747b12ab33fdd2

    SHA1

    e9cc67780be7e148950870ee4a812349b6255f39

    SHA256

    14daaf1090e11ab1abb01c0bd48d5435c617da9bb5a4dd019df8a5813ed3b3e8

    SHA512

    a0301667b341a5806f7a6eccde40c22f48749d7002ea9d6a656df36088a6c5398466c259a5d1e6a8457f1468f56a220b1490f34c25859172cf8cf5e0d263eff0

  • C:\Windows\Installer\MSI27F5.tmp

    Filesize

    381KB

    MD5

    e2b1df34e19a3ce763747b12ab33fdd2

    SHA1

    e9cc67780be7e148950870ee4a812349b6255f39

    SHA256

    14daaf1090e11ab1abb01c0bd48d5435c617da9bb5a4dd019df8a5813ed3b3e8

    SHA512

    a0301667b341a5806f7a6eccde40c22f48749d7002ea9d6a656df36088a6c5398466c259a5d1e6a8457f1468f56a220b1490f34c25859172cf8cf5e0d263eff0

  • C:\Windows\Installer\MSI2873.tmp

    Filesize

    381KB

    MD5

    e2b1df34e19a3ce763747b12ab33fdd2

    SHA1

    e9cc67780be7e148950870ee4a812349b6255f39

    SHA256

    14daaf1090e11ab1abb01c0bd48d5435c617da9bb5a4dd019df8a5813ed3b3e8

    SHA512

    a0301667b341a5806f7a6eccde40c22f48749d7002ea9d6a656df36088a6c5398466c259a5d1e6a8457f1468f56a220b1490f34c25859172cf8cf5e0d263eff0

  • C:\Windows\Installer\MSI30DE.tmp

    Filesize

    26.5MB

    MD5

    dd735cf27f5e3d684e3112f15f442dfc

    SHA1

    17efa740cdb76b6c59cc90f16b7693d7b3742785

    SHA256

    65cdb22633adb79b4904e3e14e843c16a3f7c13546e93679f29f0c57a195a851

    SHA512

    5ef3ad3e488027c9261a15f167aded8ce45428b36b4040c4149d34a709a008a8baaa8b474f01b9a4fd5eeb9a92a5027d71560867909183a82751b7b6ae0fc944

  • \Windows\Installer\MSI2536.tmp

    Filesize

    381KB

    MD5

    e2b1df34e19a3ce763747b12ab33fdd2

    SHA1

    e9cc67780be7e148950870ee4a812349b6255f39

    SHA256

    14daaf1090e11ab1abb01c0bd48d5435c617da9bb5a4dd019df8a5813ed3b3e8

    SHA512

    a0301667b341a5806f7a6eccde40c22f48749d7002ea9d6a656df36088a6c5398466c259a5d1e6a8457f1468f56a220b1490f34c25859172cf8cf5e0d263eff0

  • \Windows\Installer\MSI27F5.tmp

    Filesize

    381KB

    MD5

    e2b1df34e19a3ce763747b12ab33fdd2

    SHA1

    e9cc67780be7e148950870ee4a812349b6255f39

    SHA256

    14daaf1090e11ab1abb01c0bd48d5435c617da9bb5a4dd019df8a5813ed3b3e8

    SHA512

    a0301667b341a5806f7a6eccde40c22f48749d7002ea9d6a656df36088a6c5398466c259a5d1e6a8457f1468f56a220b1490f34c25859172cf8cf5e0d263eff0

  • \Windows\Installer\MSI2873.tmp

    Filesize

    381KB

    MD5

    e2b1df34e19a3ce763747b12ab33fdd2

    SHA1

    e9cc67780be7e148950870ee4a812349b6255f39

    SHA256

    14daaf1090e11ab1abb01c0bd48d5435c617da9bb5a4dd019df8a5813ed3b3e8

    SHA512

    a0301667b341a5806f7a6eccde40c22f48749d7002ea9d6a656df36088a6c5398466c259a5d1e6a8457f1468f56a220b1490f34c25859172cf8cf5e0d263eff0

  • \Windows\Installer\MSI30DE.tmp

    Filesize

    26.5MB

    MD5

    dd735cf27f5e3d684e3112f15f442dfc

    SHA1

    17efa740cdb76b6c59cc90f16b7693d7b3742785

    SHA256

    65cdb22633adb79b4904e3e14e843c16a3f7c13546e93679f29f0c57a195a851

    SHA512

    5ef3ad3e488027c9261a15f167aded8ce45428b36b4040c4149d34a709a008a8baaa8b474f01b9a4fd5eeb9a92a5027d71560867909183a82751b7b6ae0fc944

  • memory/452-59-0x0000000075E71000-0x0000000075E73000-memory.dmp

    Filesize

    8KB

  • memory/452-68-0x0000000002600000-0x00000000032B2000-memory.dmp

    Filesize

    12.7MB

  • memory/452-69-0x0000000002600000-0x00000000032B2000-memory.dmp

    Filesize

    12.7MB

  • memory/1532-54-0x000007FEFBC21000-0x000007FEFBC23000-memory.dmp

    Filesize

    8KB