Resubmissions

27-04-2024 22:49

240427-2rth2aad39 10

27-04-2024 22:47

240427-2qnamaac87 3

General

  • Target

    x64__x32___setup.zip

  • Size

    8.4MB

  • Sample

    240427-2rth2aad39

  • MD5

    f5b602d25cd3b1c570466062728fc1c6

  • SHA1

    130abed4d3b935f65f9c579f16ff73f734bbe342

  • SHA256

    7905df7457eea6b6c6d9f521a587121dd2bf5737d9b62454f7e6473fe7cddf21

  • SHA512

    7c11b04f6046478945d92f05c56e4fc9fe860e89d7f9b5a35b5f37e6bf9d6b6ad7410c9c435f01487a29a001f3060d2aea8cc4f4bc4ecf6fb7698a50f7a87ea3

  • SSDEEP

    196608:cazmCIyMTws71nVS9OkKRaDqHr1NJFyT/6f0SYFeqKGq1sVw:caWLEs71nVsJDqL1NXyT6f+4Gq1ew

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://opensun.monster/2704e.bs64

Targets

    • Target

      RADCUI/RADCUI.dll

    • Size

      378KB

    • MD5

      67301d7bf509b07889c8e207163ec41b

    • SHA1

      23c5dcef8cdbb465ae78c74233dcff4a86c13f11

    • SHA256

      3df3bbdb86551a262dfffa4d99ed145f18d2208ab4d0fa1a4d6ef8cecbf2b4de

    • SHA512

      36af3c2ea28da3667300dce3f8f28bb708b8684fb94b8020fdc06c28aa58f9de27c1b4077aa2ffe8640573c47d7859155bb8175b9aeb2aaf98a0b90c1d96a934

    • SSDEEP

      6144:HxQc6/55CKR4RifAwp3jND9/qucww3ZUrzSUPdbkgbo3vIk3zEJ:Hxh6/55CK6IlBD9/Xw3ujlIQk

    Score
    10/10
    • Blocklisted process makes network request

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    • Target

      RADCUI/pidgenx.dll

    • Size

      1.0MB

    • MD5

      6f6a74d46ba225261488dbdf32caa69b

    • SHA1

      063ffb322674165c96b8cf25a8441ed1c5962f37

    • SHA256

      695a4ef496fa8b52566f0006ede20ea39d2383eca5bd1a73196d9e2bac487069

    • SHA512

      200ca7d88c091a6e85206d22255f327c02f567f1ff082181ff7a08d809319f176a50068a1b946d2260e0045458429b26cfb4760acd194a961996bb42362693dd

    • SSDEEP

      24576:nRYt15lLwZHcISiGezlU/UhE5SeK7j5ZLdPOZzbO:TfGG+/UhA5KxZF1

    Score
    1/10
    • Target

      RADCUI/termsrv.dll

    • Size

      1.2MB

    • MD5

      acf335acc55f0ac19e3f738073a8e3c9

    • SHA1

      e8ddd78866726ac535700877aa2131dfd273ce40

    • SHA256

      d131c26e62999b9ff68e2d40d316ac0d50407017e3970f45ca01089a3692359c

    • SHA512

      071f0ce46486bac6c05f99ce235a1071cdc1d71d4949171edd768688d82504d9cfb622748c4f6203a324c899ad68da5c09d2d2a82992285d97048540e4f05c74

    • SSDEEP

      24576:rcfXwLC9bgXOuyD8XMO79WniT3mooGxcYSz:SwaWwoMO79W43mooEcYS

    Score
    1/10
    • Target

      cdosys/cdosys.dll

    • Size

      1.0MB

    • MD5

      4b32087670a6ec10c30f19b44b55fd81

    • SHA1

      dfd4160d7667fd653d4c120bd9f03ee6306d4636

    • SHA256

      5bbdd7dfd38a030620f8ff5ea02ae4f045d733d9af39655e168e18f48bc5faff

    • SHA512

      cc154bfda1c11d592afe15e5968e36e34d1dacb585ed3ebf0c06f4aee83d853bbe6b72c01000d8fef7a882b4cb682916efe4537b6a05b99bad411fbfa942d889

    • SSDEEP

      24576:Qbxqt/VuE+lA1rFsh4ZH83hNYdJX8Uc78zPAYVkJ:axqt/VuS1WC8xad5tykAL

    Score
    1/10
    • Target

      iasnap/iasnap.dll

    • Size

      146KB

    • MD5

      9159148d50715f59a725a977967898b7

    • SHA1

      f5517daf900443dd6bc105359dc65886d6d554cd

    • SHA256

      7c1dfb2b669a3346db1c72aa240aa0c8c11ae874f295957a4ae5225aea5ce338

    • SHA512

      a7af2ee0bffe1a065ea9e5d221a335d92f6e3205bc57a06a9e5ad21bdf99f99d570b4402296cf17600ed723a7859a6b9dd51dcab75dc5e4904c90138e1b01ec1

    • SSDEEP

      3072:h/snML9MjETSXzWRYrVmigq8SdquzxxTPYZczFZM2+ahI:hsMizWRY4igq8CrzxxTPYZjla

    Score
    1/10
    • Target

      iasnap/mfds.dll

    • Size

      940KB

    • MD5

      2555ca538cfa951b193896509b847730

    • SHA1

      11d95c5d4f1836db092632e9a84a36a5b80563e9

    • SHA256

      8c965bae549766b7fa4b9d9c7e56a729abc5474484efe94663b3c8bfd0429719

    • SHA512

      2d0606b9fa6b9bdcbab1ed000af9df3369eb3a260014d3b3fa2fc407568d1729eb85af8117f8fd2bb354d4cfeb32382217ebccc3b2019aec4e9e1a5ec0061ec4

    • SSDEEP

      24576:1jNufeKFyo5zYINB2USKfkTInCyVNImtGQty:1jNufeKFyUzYIWZSkTMJt3ty

    Score
    7/10
    • Target

      iasnap/mprddm.dll

    • Size

      893KB

    • MD5

      aa6c7b6257f5c9175979a36a29b66be7

    • SHA1

      a0a7be48eccb51594583aef5f3f13a374cb3b316

    • SHA256

      6b7aab5fc92181204e2fa92058c3d1a321377827580164c47973930f3d8335ac

    • SHA512

      e5b5f16a9fcd9cfc5e1b717d9d64c67cd447b50cf1aa2efe06a1c2791c78cffb8174e931e5fea640c15a3ff2d489074c19f12a5c52c244833fe013f09bc556cc

    • SSDEEP

      24576:spTENwvBLsGjhrmVjm2fkAnJZo2a3m2hBdG:C/S8hrmVjm2fk6s3fhBdG

    Score
    1/10
    • Target

      setup.msi

    • Size

      8.4MB

    • MD5

      7d0e7e9083315bddec9bbc60fbf30ba3

    • SHA1

      008eb06db4a300ae988ea004503382bec53f0743

    • SHA256

      572e7f82c29a2be6f927cb28c1125eb4f7e62f0d5e82e8489706a64e8e8302e2

    • SHA512

      8678ee4b95226e57d4ed867a3cec5827b01389e4542dccab48e11b10b14966117c698c4bd4e02ed752fb8383459a12b1d6cde3a6fdbe9bb87f4005ae72cab0bc

    • SSDEEP

      196608:KN6gYGIfVlhQ+gtODuwjWT6mPY6T/9dFr5Wfbr:KD3IfVlhQ+glwY6ArT6fb

    Score
    10/10
    • Blocklisted process makes network request

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • Target

      winmde/MMDevAPI.dll

    • Size

      517KB

    • MD5

      8123fced22f5424445baa833e790abe8

    • SHA1

      77d11ab87bd8f4aba309164ca2fe054d510db65c

    • SHA256

      0a5e682042a3dad4bf67ab9a0e3542683a12b75c727ec4972820cf15e5cf59c2

    • SHA512

      186cf65d2ed065684ae5562a895a8c05475378fd84534e0f3ad59e7193d06539bf577dd5aa11ba31423f186cc44b0a92f216e1f50b8736a1ef3998543238741b

    • SSDEEP

      12288:jB7f6jxCrRb4VKBjeOh2shFUuzqAp8RbjGSzklr:jdzr5MGXLvx

    Score
    1/10
    • Target

      winmde/Windows.Graphics.dll

    • Size

      553KB

    • MD5

      29bbe29eaefbc1fd7df09e5730619af0

    • SHA1

      df0c487b5eba7f05b4acc4365c45745f3e565ea2

    • SHA256

      81252237cefbc6058842c1db98067d5bd1d7819b18367be889f6f6dd326c64cd

    • SHA512

      6400546bbf6c400c1660b4a5ad88b5b22f9447fad0ff938543e69d9b081020e6c4b583b2edcf5cf082ff59643164052bb8ecc147199cd74011cb1be7e41d0672

    • SSDEEP

      6144:v2b4x5qM/VRCEU/UUL9SpUUkNslL1tKPjvt+/e4OO7Y8nR7kE1TRYl0YH2Cr:v2b8xUD9nN9PbY/e18Rgse0Sr

    Score
    1/10
    • Target

      winmde/daxexec.dll

    • Size

      671KB

    • MD5

      aa304599017322a35b85a25c05b2181c

    • SHA1

      ccd39e2485b8990dd7cfe5b4a8587afd6efcba27

    • SHA256

      db2fe02682d410de2e4fa6e9435b9dc14b3739922fe1e6796e8b94942f711944

    • SHA512

      14f48ddf29aa5e9dfa9c84661a1cc6f2d5cc1c62a51a055ed1e4820150e29638863ca6f75d339f7c6f1d47d20e6bfdc77f7a90cecb21deb7b7350c2743a62e40

    • SSDEEP

      12288:JWThr/x7b9KmyqDOw8JqJctn3VYP1f4mIyoeHswILgD:JMTxHyqDOjtVYPB4xeMwIU

    Score
    1/10
    • Target

      winmde/mi.dll

    • Size

      124KB

    • MD5

      0987db6e1d0563e9a91e8c8fbf266482

    • SHA1

      edf1a012b912f5787c22d4e5ad70765e7e73c113

    • SHA256

      5271e8c2759227b34a2e28c5172798b1d79e86f6eeb325979141d903b8f1f7ab

    • SHA512

      8befa9003f2f4c9131d80a3e64208238c690e2c4176973cada6a491e337325e8b5ab765b8d9fa0958e9240ff839dc95987d4af4485e665fa88924bc30991b796

    • SSDEEP

      3072:7eLS08QsjvBLZzY44FZOXWF/UnzvtWXsZ0jpx9AQ+:w8/jvBLZxWFItWXzjpn

    Score
    1/10
    • Target

      winmde/winmde.dll

    • Size

      1.7MB

    • MD5

      2f6eec666fcf2a5a81ddd5d7c3cb69a1

    • SHA1

      82368bb81d3e2157af3ff75edd6c15e7c3f9cfe7

    • SHA256

      4256747504369f6d70e0051d1966952bf96e1ad178f9ffe6ecf369b9c3a088ec

    • SHA512

      f6efc08618866a419b583059f905861a09c19c599d8d1e8cc9ec1382178a28dae8410a31b0bfbecc4889e3e65dc1a6b5b3c568b1b6a3dee725e17801b8916641

    • SSDEEP

      24576:wHCJaV9biKS6cGNy15GI5MTs9sZJh4r0gukLqfwwUc8s5EwmG:bJceGNy15GIeTse4r0gukLYwDwmG

    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks