Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    28/12/2023, 23:03

General

  • Target

    fea59794e625505985a57e2a6bad0af5.exe

  • Size

    56KB

  • MD5

    fea59794e625505985a57e2a6bad0af5

  • SHA1

    596932071cdec56e00791821b5bbc98de1850801

  • SHA256

    78b350edf85e9fd40ebe0d89de0307672a60e34a79d38305e9ec5c056c28d821

  • SHA512

    017e1c876e85847640d6526a49c8c90397b179331f763592532c87a348bfda83f7dbb6faf5b98ce43791bc0dce695d43680bd42873711ebfe4bedf2a0b5da7cb

  • SSDEEP

    1536:2A++pG8oumY7l6/Lyy8SbN6uoAmsItTl7lnYH2r8AtKYvT:r9G8WFezBT5lYAcY7

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fea59794e625505985a57e2a6bad0af5.exe
    "C:\Users\Admin\AppData\Local\Temp\fea59794e625505985a57e2a6bad0af5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Users\Admin\AppData\Local\Temp\fea59794e625505985a57e2a6bad0af5.exe
      C:\Users\Admin\AppData\Local\Temp\fea59794e625505985a57e2a6bad0af5.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3016

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fea59794e625505985a57e2a6bad0af5.exe

    Filesize

    56KB

    MD5

    f4b7bc5e6f6eff09c2effc8934e9d492

    SHA1

    89d7b1afbbc93b7ca0bd2122353a23d9de0098fc

    SHA256

    98dc5bdca4d28e99d7152499f22ea9225fac1b83e3d3817d7212a5b100cf22ed

    SHA512

    e4bb4e69057befeb784413e31f1aca06be45a64af465b4a55d4c93ff0237ba03e5ec0eae25f0257c8cff2f2a0e63ecfa6f6c19929c429601660f184fc6fe7ba8

  • memory/3016-17-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/3016-18-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3016-19-0x0000000000030000-0x000000000003E000-memory.dmp

    Filesize

    56KB

  • memory/3016-29-0x00000000002F0000-0x000000000030B000-memory.dmp

    Filesize

    108KB

  • memory/3016-24-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/3016-30-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/3028-1-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3028-3-0x0000000000030000-0x000000000003E000-memory.dmp

    Filesize

    56KB

  • memory/3028-0-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/3028-15-0x0000000000160000-0x000000000019A000-memory.dmp

    Filesize

    232KB

  • memory/3028-14-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB