Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09-03-2024 12:59

General

  • Target

    $EXEFILE.exe

  • Size

    395KB

  • MD5

    b6187f0c1988856febc68427a75cd6b4

  • SHA1

    36cfbce55c933426e83e24d555678abaff9144dd

  • SHA256

    bf8ba9ca7e61a412495770f79e86b5e0785c8e7d5631266fd7bbde177bb4d2c3

  • SHA512

    c5203cf80d9d9be47300e1d5aeeb84453cf8ccf0c91b30ce3a455b44757f818c6c6b516aa2d437b064220c616e026bfa15e8c9c0a1f308228024fa6f45cacc96

  • SSDEEP

    6144:2MLZcA4YLZ9rfRRoEx3pQqsOo7WDs4QUX0S:2mZcA4YLZ9rJRoCm3qVtX7

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$EXEFILE.exe
    "C:\Users\Admin\AppData\Local\Temp\$EXEFILE.exe"
    1⤵
    • Drops file in Windows directory
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3000

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

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\Tar291A.tmp
    Filesize

    175KB

    MD5

    dd73cead4b93366cf3465c8cd32e2796

    SHA1

    74546226dfe9ceb8184651e920d1dbfb432b314e

    SHA256

    a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

    SHA512

    ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

  • memory/3000-65-0x00000000009E0000-0x0000000000A60000-memory.dmp
    Filesize

    512KB

  • memory/3000-7-0x000007FEF5740000-0x000007FEF60DD000-memory.dmp
    Filesize

    9.6MB

  • memory/3000-63-0x0000000000970000-0x000000000097E000-memory.dmp
    Filesize

    56KB

  • memory/3000-64-0x00000000009E0000-0x0000000000A60000-memory.dmp
    Filesize

    512KB

  • memory/3000-8-0x00000000009E0000-0x0000000000A60000-memory.dmp
    Filesize

    512KB

  • memory/3000-66-0x00000000009E0000-0x0000000000A60000-memory.dmp
    Filesize

    512KB

  • memory/3000-67-0x000007FEF5740000-0x000007FEF60DD000-memory.dmp
    Filesize

    9.6MB

  • memory/3000-68-0x00000000009E0000-0x0000000000A60000-memory.dmp
    Filesize

    512KB

  • memory/3000-69-0x000007FEF5740000-0x000007FEF60DD000-memory.dmp
    Filesize

    9.6MB

  • memory/3000-70-0x00000000009E0000-0x0000000000A60000-memory.dmp
    Filesize

    512KB

  • memory/3000-76-0x000007FEF5740000-0x000007FEF60DD000-memory.dmp
    Filesize

    9.6MB