Analysis

  • max time kernel
    72s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2022, 02:52

General

  • Target

    74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d.exe

  • Size

    1.3MB

  • MD5

    ce1f7bb1389b787d8b8284bab5f182c7

  • SHA1

    1bb0ed884ac01ce6b0b707d5f2717cffec375a23

  • SHA256

    74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d

  • SHA512

    0b3c831efca17b531806c1d7d6f1a83b9a15a4f584b2b763d93b475b048b5208cfb3fa2a095e1d0e75a796c67fcf8dcca0ed5cc159388e577316a934d8f8f201

  • SSDEEP

    24576:EBG1vgRfXtEpr7nPUuPbwGeV5u0FpJGJrDAq4Jaj9aO4KWJ8r8mjD:EA1vghteLPtDZeVj/JGOq4Jaj9a5KWJ+

Score
8/10
upx

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

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

  • Loads dropped DLL 4 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d.exe
    "C:\Users\Admin\AppData\Local\Temp\74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Users\Admin\AppData\Local\Temp\74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d.exe
      "C:\Users\Admin\AppData\Local\Temp\74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d.exe" --crash-reporter-parent-id=1272
      2⤵
      • Loads dropped DLL
      PID:1316
    • C:\Users\Admin\AppData\Local\Temp\Opera Installer\74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d.exe
      "C:\Users\Admin\AppData\Local\Temp\Opera Installer\74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d.exe" --version
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1168

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\Opera Installer\74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d.exe

          Filesize

          1.3MB

          MD5

          ce1f7bb1389b787d8b8284bab5f182c7

          SHA1

          1bb0ed884ac01ce6b0b707d5f2717cffec375a23

          SHA256

          74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d

          SHA512

          0b3c831efca17b531806c1d7d6f1a83b9a15a4f584b2b763d93b475b048b5208cfb3fa2a095e1d0e75a796c67fcf8dcca0ed5cc159388e577316a934d8f8f201

        • \Users\Admin\AppData\Local\Temp\Opera Installer\74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d.exe

          Filesize

          1.3MB

          MD5

          ce1f7bb1389b787d8b8284bab5f182c7

          SHA1

          1bb0ed884ac01ce6b0b707d5f2717cffec375a23

          SHA256

          74b393a91a33983cdc6d9fc1575076f667052bacfe844b1d1357ab116d6e935d

          SHA512

          0b3c831efca17b531806c1d7d6f1a83b9a15a4f584b2b763d93b475b048b5208cfb3fa2a095e1d0e75a796c67fcf8dcca0ed5cc159388e577316a934d8f8f201

        • \Users\Admin\AppData\Local\Temp\Opera_installer_2210040253114741272.dll

          Filesize

          1.8MB

          MD5

          ca187b35eb2944e08eecbba77e9d4a42

          SHA1

          e30905115743a416f6b3fffd166b7643289325e9

          SHA256

          81be86d4828da18e53bf89fec6760849085c4dc2122dd04ac1c61123fc15e00c

          SHA512

          c87469c39420b61866f245ee442667515d7117fe5e81d7768e52445ee2eead6789489ccb04b65db84ac70723c313f47d422b54d0ce21b5c1678c92de5d46ba59

        • \Users\Admin\AppData\Local\Temp\Opera_installer_2210040253117541316.dll

          Filesize

          1.8MB

          MD5

          ca187b35eb2944e08eecbba77e9d4a42

          SHA1

          e30905115743a416f6b3fffd166b7643289325e9

          SHA256

          81be86d4828da18e53bf89fec6760849085c4dc2122dd04ac1c61123fc15e00c

          SHA512

          c87469c39420b61866f245ee442667515d7117fe5e81d7768e52445ee2eead6789489ccb04b65db84ac70723c313f47d422b54d0ce21b5c1678c92de5d46ba59

        • \Users\Admin\AppData\Local\Temp\Opera_installer_2210040253123591168.dll

          Filesize

          1.8MB

          MD5

          ca187b35eb2944e08eecbba77e9d4a42

          SHA1

          e30905115743a416f6b3fffd166b7643289325e9

          SHA256

          81be86d4828da18e53bf89fec6760849085c4dc2122dd04ac1c61123fc15e00c

          SHA512

          c87469c39420b61866f245ee442667515d7117fe5e81d7768e52445ee2eead6789489ccb04b65db84ac70723c313f47d422b54d0ce21b5c1678c92de5d46ba59

        • memory/1168-67-0x0000000001080000-0x00000000012D6000-memory.dmp

          Filesize

          2.3MB

        • memory/1272-55-0x0000000075931000-0x0000000075933000-memory.dmp

          Filesize

          8KB

        • memory/1272-60-0x0000000002140000-0x0000000002396000-memory.dmp

          Filesize

          2.3MB

        • memory/1272-59-0x0000000000090000-0x00000000002E6000-memory.dmp

          Filesize

          2.3MB

        • memory/1316-63-0x0000000000090000-0x00000000002E6000-memory.dmp

          Filesize

          2.3MB