Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    02-11-2023 03:40

General

  • Target

    Glacier.exe

  • Size

    2.2MB

  • MD5

    b88b7cce760040297a7d95095b0fb632

  • SHA1

    7464d4361a0c5c4a5705e8f3b5869277a4334fdd

  • SHA256

    7f600ecc5bc6f42afd950d8176e952c73b4536f0fc504c96b8a92e9970fab601

  • SHA512

    d8a5cb39dafa50079753892069eb48cc47400f7424e0c13b36f3b679a98af288adc2bd9e9d40865d512814565e77c87987db2c0282304edee76e77831dd2abad

  • SSDEEP

    49152:vsmxJVOuMisx4Lk3wTDjOpeN9pQ4i8780OFNlooUymRBfQzZVswY6vsAOjtZ:0mxO4Lkw2peDpQvNI+r1YXAOjX

Score
7/10

Malware Config

Signatures

  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Glacier.exe
    "C:\Users\Admin\AppData\Local\Temp\Glacier.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2896
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2896 -s 1852
      2⤵
        PID:2888

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      344B

      MD5

      ce9241da19b133f8a0a493b831983e51

      SHA1

      29362a5ce014828fc3c043518d8f560c374e3606

      SHA256

      f528a097697d251f8c993ed9b49ccac94ecb46bf117aae7d9771f8b043b6eca0

      SHA512

      d2209144eb63cf6302ba9fb334942cb3f951dc39a3a68fe728a9b3b7fc940c868cdbf0f619f43bd7ebf4efc942d89c074e5f409e9efe2c0606b62cfd3e26d919

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

      Filesize

      61KB

      MD5

      f3441b8572aae8801c04f3060b550443

      SHA1

      4ef0a35436125d6821831ef36c28ffaf196cda15

      SHA256

      6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

      SHA512

      5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

    • C:\Users\Admin\AppData\Local\Temp\TarAE8C.tmp

      Filesize

      163KB

      MD5

      9441737383d21192400eca82fda910ec

      SHA1

      725e0d606a4fc9ba44aa8ffde65bed15e65367e4

      SHA256

      bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

      SHA512

      7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

    • memory/2896-3-0x000000001C230000-0x000000001C3F4000-memory.dmp

      Filesize

      1.8MB

    • memory/2896-4-0x000000001E810000-0x000000001EBE6000-memory.dmp

      Filesize

      3.8MB

    • memory/2896-5-0x000000001B030000-0x000000001B0B0000-memory.dmp

      Filesize

      512KB

    • memory/2896-0-0x0000000000100000-0x0000000000338000-memory.dmp

      Filesize

      2.2MB

    • memory/2896-2-0x000000001B030000-0x000000001B0B0000-memory.dmp

      Filesize

      512KB

    • memory/2896-1-0x000007FEF5E90000-0x000007FEF687C000-memory.dmp

      Filesize

      9.9MB

    • memory/2896-67-0x000007FEF5E90000-0x000007FEF687C000-memory.dmp

      Filesize

      9.9MB

    • memory/2896-68-0x000000001B030000-0x000000001B0B0000-memory.dmp

      Filesize

      512KB

    • memory/2896-69-0x000000001B030000-0x000000001B0B0000-memory.dmp

      Filesize

      512KB

    • memory/2896-70-0x000007FEF5E90000-0x000007FEF687C000-memory.dmp

      Filesize

      9.9MB