Analysis

  • max time kernel
    137s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2024 17:38

General

  • Target

    751d0b822718cba5f5c069ec6bf0afbb.exe

  • Size

    302KB

  • MD5

    751d0b822718cba5f5c069ec6bf0afbb

  • SHA1

    c5e0fbf1da89af126e1c98acf52b9f20dc702218

  • SHA256

    044a9a569b60f5a26f837faf5f762b98d419efe017ad2df2c2240400a51d63c7

  • SHA512

    7ce6624a292ccdbc017af5a8d79912c3080146f1ef8355b5d40cd7389ac2bda02d5032000b4101c860e0c6985403eb4acec52deb754c49a9b5310cbdaceb8fce

  • SSDEEP

    6144:9kgN633JGT0dgQKZuPgRQoiOhKK+Nf3rHmQ:9kgC3XdgQB4riTKaDHm

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\751d0b822718cba5f5c069ec6bf0afbb.exe
    "C:\Users\Admin\AppData\Local\Temp\751d0b822718cba5f5c069ec6bf0afbb.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2896
    • C:\Users\Admin\AppData\Local\Temp\751d0b822718cba5f5c069ec6bf0afbb.exe
      C:\Users\Admin\AppData\Local\Temp\751d0b822718cba5f5c069ec6bf0afbb.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\751d0b822718cba5f5c069ec6bf0afbb.exe

    Filesize

    302KB

    MD5

    2190dadfd29612e9caf6b11c0e62ef44

    SHA1

    5384b6fbb385c21c05657de8574d53a0cf8e9747

    SHA256

    5d4a1b3673e08878a0e913ac7f47065fe76889dc6e61810a4e7dad6984db43f8

    SHA512

    d8a9eb690629faf525294b979e21dea2fa582382d3803968d453331ced127d047983a8e5c8521ed8ad9b0ef16bd46a98ef9b395635804fab69db125334b4a7f4

  • memory/1264-17-0x0000000000160000-0x0000000000191000-memory.dmp

    Filesize

    196KB

  • memory/1264-19-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/1264-33-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2896-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2896-1-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2896-5-0x00000000001E0000-0x0000000000211000-memory.dmp

    Filesize

    196KB

  • memory/2896-16-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB