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Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05/01/2024, 21:01

General

  • Target

    446e174b9fff7810d99fc5b84d2e7e02.exe

  • Size

    302KB

  • MD5

    446e174b9fff7810d99fc5b84d2e7e02

  • SHA1

    5df0e8e6c7e154cfc459571579fb47668b3325eb

  • SHA256

    299e64c9976622f0e1ab0b7cab13207723910f05ac1cf87ca401a59c4a6c587f

  • SHA512

    ec680bb5ad49a64ef8384c202265c4021fb2876c3a0f2eca9e09128047db9ab2a4c51a71165ad6d8185c445be93b7de8ac82ee1188a27675fa4c25bd511712f9

  • SSDEEP

    3072:ywltN1zmIvUntU5tiSjnt4BJeCtoW2HFSDXSpsvJwulFItAKYFJnHXZWdo24Beqg:yInWGZjn8JeQk476ScAKOW4cujmQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 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\446e174b9fff7810d99fc5b84d2e7e02.exe
    C:\Users\Admin\AppData\Local\Temp\446e174b9fff7810d99fc5b84d2e7e02.exe
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Modifies system certificate store
    • Suspicious use of UnmapMainImage
    PID:2676
  • C:\Users\Admin\AppData\Local\Temp\446e174b9fff7810d99fc5b84d2e7e02.exe
    "C:\Users\Admin\AppData\Local\Temp\446e174b9fff7810d99fc5b84d2e7e02.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\446e174b9fff7810d99fc5b84d2e7e02.exe

    Filesize

    95KB

    MD5

    4c8f456ec91e2aca1c34d070910933ab

    SHA1

    a88e8cb38ad345be19c80aed8d74d7ff289f2f52

    SHA256

    3c33d22b14a4b44cc2bd7d99f16ded4aa2976223d9383b9e7a443d154d85272c

    SHA512

    6e5f4982f0e19d10df28e840fb62cd32a920318ef1286a911cef713e4a15a1a815b98db41d85fc0e6163f7d1379acecea9662dbc57bfcf787e1cbf7aced7a0d7

  • memory/2360-1-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2360-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2360-15-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2360-11-0x0000000000320000-0x0000000000351000-memory.dmp

    Filesize

    196KB

  • memory/2676-18-0x0000000000160000-0x0000000000191000-memory.dmp

    Filesize

    196KB

  • memory/2676-21-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2676-34-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB