Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-07-2023 13:54

General

  • Target

    eb9afd5512b4ecexe_JC.exe

  • Size

    89KB

  • MD5

    eb9afd5512b4ecc561438a089265a051

  • SHA1

    2c747ae8c5e5105a557e2854f34847328df9a6b3

  • SHA256

    3354a10fd7ca2229b008a440cc84140ac217565d557a133cd605b359f6399f5a

  • SHA512

    d5ea006a99bcbf5032edab1902d034d1217db63585e4ddddaccd5dc37134ec83aa55c702fbd39a932dedb257a51e418f0bda2c95762c28dfebb893700f5f78e5

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNuj2GQ8:AnBdOOtEvwDpj6zW

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 6 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb9afd5512b4ecexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\eb9afd5512b4ecexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3312
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:4136

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    89KB

    MD5

    78ed66420148e02c5d520709e3a7bbb0

    SHA1

    36b6cabe473e0074fb5acb2655fcf389e09edcf1

    SHA256

    5cb49796b60b2eb5424093eec92a53cd9df6d204bf74df547a328fcd66b3c24a

    SHA512

    c3a642d414b6d926b806ad514e9c895fd5076cfdd5eebb3c2c9469ef62b13a105fe39e4a2051d15cf6a669b6abcbf3d5eb7b406056f7654a6cc9b2bc435b592e

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

    Filesize

    89KB

    MD5

    78ed66420148e02c5d520709e3a7bbb0

    SHA1

    36b6cabe473e0074fb5acb2655fcf389e09edcf1

    SHA256

    5cb49796b60b2eb5424093eec92a53cd9df6d204bf74df547a328fcd66b3c24a

    SHA512

    c3a642d414b6d926b806ad514e9c895fd5076cfdd5eebb3c2c9469ef62b13a105fe39e4a2051d15cf6a669b6abcbf3d5eb7b406056f7654a6cc9b2bc435b592e

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

    Filesize

    89KB

    MD5

    78ed66420148e02c5d520709e3a7bbb0

    SHA1

    36b6cabe473e0074fb5acb2655fcf389e09edcf1

    SHA256

    5cb49796b60b2eb5424093eec92a53cd9df6d204bf74df547a328fcd66b3c24a

    SHA512

    c3a642d414b6d926b806ad514e9c895fd5076cfdd5eebb3c2c9469ef62b13a105fe39e4a2051d15cf6a669b6abcbf3d5eb7b406056f7654a6cc9b2bc435b592e

  • memory/3312-133-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/3312-134-0x00000000020D0000-0x00000000020D6000-memory.dmp

    Filesize

    24KB

  • memory/3312-135-0x00000000020D0000-0x00000000020D6000-memory.dmp

    Filesize

    24KB

  • memory/3312-136-0x00000000020F0000-0x00000000020F6000-memory.dmp

    Filesize

    24KB

  • memory/3312-150-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/4136-153-0x0000000002050000-0x0000000002056000-memory.dmp

    Filesize

    24KB

  • memory/4136-152-0x0000000002070000-0x0000000002076000-memory.dmp

    Filesize

    24KB

  • memory/4136-159-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB