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Analysis

  • max time kernel
    120s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    27/03/2024, 02:18

General

  • Target

    f9052cede772597a2c2d7f4254bd096c436b5c68398dd72be1ebc0f7efdfa40e.exe

  • Size

    1.2MB

  • MD5

    07fed83fa95f9544acf4bdf0edee40d1

  • SHA1

    5bbe875e5bf9e05a3d02c189e456a594657874a5

  • SHA256

    f9052cede772597a2c2d7f4254bd096c436b5c68398dd72be1ebc0f7efdfa40e

  • SHA512

    e42af03333926e36b40955fd6d45ccdae11d35dc02bcf9aadc20e094129067afc187fd8091dd83cf7397b354d63321e49c0face44889e647631352ecbee8fcb4

  • SSDEEP

    24576:N2VThyaS9gJkjC6w8axxx7dKoua/ZSW77Lv+f6T8Qnskb2i6OEE:N2VThyTgiOPxxx0ghbq4TyE

Score
9/10

Malware Config

Signatures

  • Detects executables (downlaoders) containing URLs to raw contents of a paste 2 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f9052cede772597a2c2d7f4254bd096c436b5c68398dd72be1ebc0f7efdfa40e.exe
    "C:\Users\Admin\AppData\Local\Temp\f9052cede772597a2c2d7f4254bd096c436b5c68398dd72be1ebc0f7efdfa40e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Users\Admin\AppData\Local\Temp\f9052cede772597a2c2d7f4254bd096c436b5c68398dd72be1ebc0f7efdfa40e.exe
      C:\Users\Admin\AppData\Local\Temp\f9052cede772597a2c2d7f4254bd096c436b5c68398dd72be1ebc0f7efdfa40e.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar920A.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\f9052cede772597a2c2d7f4254bd096c436b5c68398dd72be1ebc0f7efdfa40e.exe

    Filesize

    1.2MB

    MD5

    c798b4f975929c43837474d6abf559f6

    SHA1

    b04862f1270d815e5849706ca12ee2ede82ea2a4

    SHA256

    40115b178149c1fa3cf4ffc18c91acc48a0a4f76bf8e53b6b18b608f5abb5d77

    SHA512

    c56e95dce488bc6565ef444c663c6c337a5734371accdd28e4f071a32c2721779d6b208d5f320c5a4b2a6f829004c478e23e95d18d89ce33683f625b22c4701a

  • memory/2172-0-0x0000000000400000-0x00000000004ED000-memory.dmp

    Filesize

    948KB

  • memory/2172-6-0x0000000002E70000-0x0000000002F5D000-memory.dmp

    Filesize

    948KB

  • memory/2172-9-0x0000000000400000-0x00000000004ED000-memory.dmp

    Filesize

    948KB

  • memory/2680-10-0x0000000000400000-0x00000000004ED000-memory.dmp

    Filesize

    948KB

  • memory/2680-11-0x0000000000400000-0x00000000004A3000-memory.dmp

    Filesize

    652KB

  • memory/2680-12-0x0000000002D60000-0x0000000002E4D000-memory.dmp

    Filesize

    948KB

  • memory/2680-69-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/2680-71-0x0000000010070000-0x0000000010113000-memory.dmp

    Filesize

    652KB