Overview

overview

10

Static

static

10

7-zip.dll.exe

windows10-2004-x64

10

7-zip.dll.exe

windows10-ltsc_2021-x64

10

7-zip.dll.exe

windows11-21h2-x64

10

7-zip.dll.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    7-zip.dll.tmp
  • Size 162KB
  • Sample260815-xzp4cssdpe
  • SHA256 1a2df06f662db437166d3c3332fcdee61d10ce8a9c2695345e984281eb488a17
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
upxwormcosmu

Malware Config

Signatures

  • Family: Cosmu

    Cosmu is a Windows worm written in C++.

    wormcosmu
  • Detects Cosmu payload 1 IoCs

    Cosmu is a worm written in C++.

  • UPX packed file 1 IoCs

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

    upx
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • 7-zip.dll.tmp
    .exe 162KB

7-zip.dll.tmp

  • SHA256 1a2df06f662db437166d3c3332fcdee61d10ce8a9c2695345e984281eb488a17
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Detects Cosmu payload

    Cosmu is a worm written in C++.

  • UPX packed file

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

    upx

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
8496
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DEBUG_STRIPPED
PDB paths