Analysis

  • max time kernel
    129s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12-03-2024 06:07

General

  • Target

    c2a3dd830ab96984d12853318c46f3d7.exe

  • Size

    74KB

  • MD5

    c2a3dd830ab96984d12853318c46f3d7

  • SHA1

    48c8be007be2dd62ca7f6bba894869cef78adfa4

  • SHA256

    9a2fc6774ffd7c5dca5fa1516dcbd2a0273cf36d6cffe03bd043e6ae3bae2886

  • SHA512

    f9c3de4561f8036471992d53e550e2ca569ea09181cd37888d332ffa1679d64aff887d747ad92c69ae35f01bdf5b49e43e92d85d08b0bdf4d9a81d7f70ea7ecc

  • SSDEEP

    1536:VrSGUFkKlZvDsl+lsHKqsKi+SK1QC6z4okjAoAp+rGW0x:VRUOKlZbsnxDNhQx4okjA1+KVx

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\c2a3dd830ab96984d12853318c46f3d7.exe
    "C:\Users\Admin\AppData\Local\Temp\c2a3dd830ab96984d12853318c46f3d7.exe"
    1⤵
    • Checks computer location settings
    • Modifies system certificate store
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    PID:2020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    67KB

    MD5

    753df6889fd7410a2e9fe333da83a429

    SHA1

    3c425f16e8267186061dd48ac1c77c122962456e

    SHA256

    b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

    SHA512

    9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

  • C:\Users\Admin\AppData\Local\Temp\TarCECB.tmp

    Filesize

    175KB

    MD5

    dd73cead4b93366cf3465c8cd32e2796

    SHA1

    74546226dfe9ceb8184651e920d1dbfb432b314e

    SHA256

    a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

    SHA512

    ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

  • memory/2020-0-0x0000000000220000-0x0000000000237000-memory.dmp

    Filesize

    92KB

  • memory/2020-1-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/2020-2-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/2020-43-0x0000000000220000-0x0000000000237000-memory.dmp

    Filesize

    92KB

  • memory/2020-44-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/2020-110-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/2020-109-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB