Analysis

  • max time kernel
    119s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2023 01:10

General

  • Target

    1f6a1932bcc5565d3f252d2c607ae9f0.exe

  • Size

    525KB

  • MD5

    1f6a1932bcc5565d3f252d2c607ae9f0

  • SHA1

    8a524bab68c84971ab6cf1af0167cbfa69fa5ef4

  • SHA256

    e57929289a3b02ed8b9a0a99448557607143d8a79b6a30c611a539a0b0e6cc67

  • SHA512

    6dc998c99e93353cfbce3789fd8e433ed6a4f79c9bc27a43767c6af2cbb68d320640dfc0beae60580401e6e0635e120b562f54e1f5e4647f884a54b7ff028b32

  • SSDEEP

    12288:Rttb3HMwxd0ApF1KfYe1hyszRSKm+9p8nNIue2JAQ8qvnlVdK:RtuEeEF1KVhyszRzmY8S2J1nvdK

Malware Config

Signatures

  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 60 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f6a1932bcc5565d3f252d2c607ae9f0.exe
    "C:\Users\Admin\AppData\Local\Temp\1f6a1932bcc5565d3f252d2c607ae9f0.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Modifies registry class
    PID:1812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Program Files\Excite\PrvtMsgr\bin\X8HTML.DLL

    Filesize

    76KB

    MD5

    84215d7f6c2b22932e990c15b431e429

    SHA1

    9761dd867829d5f38be36dbde85074ef004037c4

    SHA256

    69381af70a51b34c75e7f467d8c0472c7c9b30d920ca6ec48475465775a49e0c

    SHA512

    614044f19e7050ec22157efea37d92135f0e658af30fa2644cbcc218d99df03c4b155851c0aa56510b4ebc8fdbdd44393ed1aea2a71bb3f05706e8db54da18d0

  • \Program Files\Excite\PrvtMsgr\bin\X8IDLE.DLL

    Filesize

    28KB

    MD5

    8bfb73f284450a735b756668fa4758b9

    SHA1

    33420fdbf2cec8072d0c76d8c448efe40757dee7

    SHA256

    98a8468edf830da73b48940b41b86257b3e58548f95f0a01f4c4027225f1d674

    SHA512

    522a3273bcfc7b51eca8f369de51d1da3781585599d940b5229b95fc6b97a17b9182e332b720c307c4542087e48bd9a890087e8fbb37f6e42effbaa5c7c523bb

  • \Program Files\Excite\PrvtMsgr\bin\X8MSG.DLL

    Filesize

    356KB

    MD5

    dcd070d53188542449a91aa9796d2e72

    SHA1

    9a9b455d0e99fb642308f145b50f99984dc31370

    SHA256

    d6237dfb7ade0557c77e20d0d9ff7f47aead1a278c7eaa4a0f6ec23a57e41a9f

    SHA512

    40daad172582e3c3d91f902948534df0c06de513b305e653c9d3876729328b41f7f0fdc3c8ae818724a19cee252334d1e55d90b75f8ca9b073484f7382ef3e4e

  • \Program Files\Excite\PrvtMsgr\bin\X8PLAY.EXE

    Filesize

    116KB

    MD5

    ef83e084b775537917c6a7b138acba8c

    SHA1

    e41f46783a2761bc663ae1b062db3a2831e9734a

    SHA256

    7459f49bf8d88bf48f4ee0576a02577f426bcc6bf3d15b7ea893951035543b30

    SHA512

    81119b6dfa6f1077ce1fd79f9bc73963f8d2b42b7514924c1869b1891fa8188d6e382267c6c82565de790f2fbc05176f5c74621d2cdd52abf176ffd4963a58dc