Analysis

  • max time kernel
    152s
  • max time network
    160s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-10-2024 14:05

General

  • Target

    d2b1737eaf8b350b00066c617a08a95f33e0c723a7ec3f57c44a08c90b2d9af2.exe

  • Size

    2.4MB

  • MD5

    9c32deb8780079214cd748bc4acdecf7

  • SHA1

    abe4b289dc806da27b10125404843c980766e92b

  • SHA256

    d2b1737eaf8b350b00066c617a08a95f33e0c723a7ec3f57c44a08c90b2d9af2

  • SHA512

    3e95c5543f98cf21a74c107f3f011cf1817f66a830bdb1bca29139ae22c08ae9d7880c9bb80e3038ac65f3eb229e5d902aec89d2a4639dc848949205ec87694e

  • SSDEEP

    12288:bjC4uGeKraJ9HgocWf9L8UUq836PcL5TdCM3faA:bjC4uGeB9HZ9Ic8mcL5TdCu

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Checks for any installed AV software in registry 1 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d2b1737eaf8b350b00066c617a08a95f33e0c723a7ec3f57c44a08c90b2d9af2.exe
    "C:\Users\Admin\AppData\Local\Temp\d2b1737eaf8b350b00066c617a08a95f33e0c723a7ec3f57c44a08c90b2d9af2.exe"
    1⤵
    • Loads dropped DLL
    • Checks for any installed AV software in registry
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabD876.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarD906.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\Temp\cIfWyIpJwZuPqGwJ\360ini.dll

    Filesize

    4.3MB

    MD5

    6acd20075e2f6d441d4f1fe5e7522219

    SHA1

    0c1e5def0ff7bdee41b24655ad18daf603b9dda1

    SHA256

    60a4e3b37ebd18adafe25382ebf06033d02695be7a0725ffabb67a41df98ef31

    SHA512

    2594c092db0071be68761784a09f17ae3abe0a0e6108c9e5395c404a2f69d0d0531e7b312f58c6648f14ce2ebc211691f4970811702f1f1a8ed563567507f597

  • memory/488-0-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB