Overview

overview

10

Static

static

7

Setup.exe

windows7-x64

10

Setup.exe

windows10-2004-x64

10

langs/Hungarian.ps1

windows7-x64

1

langs/Hungarian.ps1

windows10-2004-x64

1

langs/Korean.ps1

windows7-x64

1

langs/Korean.ps1

windows10-2004-x64

1

Sharing

Copy URL
Twitter E-mail

General

  • Target

    MDE_File_Sample_a7b08c5227420707681b8bfaf8ace4fe74137019.zip

  • Size

    3.1MB

  • Sample

    230424-ks87faag74

  • MD5

    f1623c382e942ea855cfae484e89eb45

  • SHA1

    e7eff75f745d3069497292bb7ae8cdc97e6bda68

  • SHA256

    52ce44430e91b06b57d0b1486918b75ac9c5c4bfd3454cff095dd47e23a029fe

  • SHA512

    80f3d6297c6e7f6a0492e0fc0170df1158e0ec6ae3e8e58259447d934deffe32a462cf89807d3d7c2ebe1655ab3aa4c6ea9bf65ecd301db5bf99262d56590afa

  • SSDEEP

    49152:MMt2szcJRcaSfUYPDigvP30UCe3Hb6mCVoYtzaX+vVaZZi39K:MMt2IcJWaIl/0pUHb61nt+XwVaZZX

Score
10/10
bluefoxevasionstealerthemidatrojan

Malware Config

Targets

    • Target

      Setup.exe

    • Size

      376.3MB

    • MD5

      38eb2b2611ed105e0a1bb9e331abb038

    • SHA1

      fa05ff8ecca6a42e15e1218c423316a7cad3674a

    • SHA256

      08e4f43424b6845ea482ac01d1094d883a1d18b631669a4d9627c77dbf7acf76

    • SHA512

      e33128a3f516c6dc903850090b546f764182a46f38563faf57029e861ae165ce45ca713c99d26a16d6cc1e3ae0d6e7c3e2c990d3b7f2a393d12243b72aa7a3a8

    • SSDEEP

      49152:XToqRjktHN+cEUoqJCCudWoCoRXb2YP4Fu7iHeCNVrMqaXsd4AC:jTRAB7Ci5OXb2YP4Fu7+eCNVwqxd4AC

    Score
    10/10
    bluefoxevasionstealerthemidatrojan

    • BlueFox

      BlueFox is an infostealer written in C# and first seen in December 2021.

      stealerbluefox

    • BlueFox Stealer payload

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

    • Target

      langs/Hungarian.ini

    • Size

      107KB

    • MD5

      7591df7fae4342cbc7a0706e1b28e87b

    • SHA1

      825e88ad498e8713522f5aef3b21ee01d6fa8b41

    • SHA256

      fe9997629d296908247a2e82da6c369e2ea7eb4c87b12fc7c8d3ecb3e6fc320d

    • SHA512

      8f58c6fbaf5ea140a3ecbbc88cbf4bdd0e0ba3fbdf169f4b7cb831094a47a6ead103f89fc07748f91d1396ebd13c7ebcc90a316f0eb203ff4c86a50be5cd3ca4

    • SSDEEP

      3072:UaKBsDgGod8NAH4iyf8kXrLfKgL6YhL+L3yGU:73X

    Score
    1/10
    behavioral3behavioral4

    • Target

      langs/Korean.ini

    • Size

      91KB

    • MD5

      efae0c78be2abe2920c78b9d4785ab45

    • SHA1

      8c0799fb68852cb071bbe260deb4ab357bd5f4ed

    • SHA256

      ad556989f6e4a683d9668e41d2d7175b7b46847c2eef26188b9075fc600d0132

    • SHA512

      44737be4d4bd0f93ca3e986c89102612932f3749b8e9b89446a567cff60ceb856b4bd7380da7fe3f1809579e6ec2162d0cdd4a217935a4961c6b36a482dd4ac8

    • SSDEEP

      768:wPYhkzQl6qE7rY+xuPAsyKVmq8Ag8lyWqFk5ziCfsg8S+EZNlWJ7lxyBiCWfbMav:HSzQlc7siCmq8AFlBmLfbNA2Nt7osVP

    Score
    1/10
    behavioral5behavioral6

MITRE ATT&CK Enterprise v6

Tasks