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Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02/12/2024, 21:34

General

  • Target

    file.exe

  • Size

    5.6MB

  • MD5

    260373b0281173d7a116e4a54e361425

  • SHA1

    38a2a60736c19436b2eaf783b9ae92838cc750c8

  • SHA256

    36badaade40faa02d430c40eafd4a6bad3d0c3289c9435ddcf4930301f029755

  • SHA512

    98cc8704e6e2597c3776408adcd9ce52a09ae64f43dd310b750bfaf4f6a558b0e3f042ccdd6be863a4ec6df4d63092a4390cd186fbb28dd423e27653cc71182d

  • SSDEEP

    98304:aGl27OuKr+gvhf2U9Nzm31PMoslkqXf0FvUcwti78OqJ7TPBvc8X6Uc:adOuK6mn9NzgMoYkSIvUcwti7TQlvciE

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp2961.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp2961.tmp.bat
      2⤵
      • Deletes itself
      PID:2608

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp2961.tmp.bat

    Filesize

    172B

    MD5

    2f2ccaeb9dc8b41245fb55d0cd7519b1

    SHA1

    eb3e8e817790e3914d5dd25dea57be55c4736489

    SHA256

    46b55f7d1e7765e7488f1163d2277fc62d34d6e45453c833626972e610b0a7df

    SHA512

    98a74777c5b8153a990cd3dec7f9257065f1dfb930eebfa8bfcde3b6c7fe084e248131a6311d0094ef12a05f7cd4800e386373ae7a11e6c5d29f63b886f663cb

  • C:\Users\Admin\AppData\Roaming\AdminUserCash\COOKIE~1

    Filesize

    20KB

    MD5

    c9ff7748d8fcef4cf84a5501e996a641

    SHA1

    02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

    SHA256

    4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

    SHA512

    d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

  • C:\Users\Admin\AppData\Roaming\AdminUserCash\CREDIT~1

    Filesize

    92KB

    MD5

    2cd7a684788f438d7a7ae3946df2e26f

    SHA1

    3e5a60f38395f3c10d9243ba696468d2bb698a14

    SHA256

    2ebed8dd3531958e857c87ddbf46376b8a10ea2f364d2399d9fcc604da0bee1d

    SHA512

    0fec4b36e2173d1ad5eca880e1be1d0c7093d459aeb612d371e4ac92fbeaea55beb36e9228d36d57fe1851bd4d57b26dd5b8edb4620fb17b91441e840669c7d1

  • C:\Users\Admin\AppData\Roaming\AdminUserCash\LOGIN_~1

    Filesize

    46KB

    MD5

    02d2c46697e3714e49f46b680b9a6b83

    SHA1

    84f98b56d49f01e9b6b76a4e21accf64fd319140

    SHA256

    522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

    SHA512

    60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

  • \Users\Admin\AppData\Local\Temp\Costura\A54E036D2DCD19384E8EA53862E0DD8F\64\sqlite.interop.dll

    Filesize

    1.7MB

    MD5

    65ccd6ecb99899083d43f7c24eb8f869

    SHA1

    27037a9470cc5ed177c0b6688495f3a51996a023

    SHA256

    aba67c7e6c01856838b8bc6b0ba95e864e1fdcb3750aa7cdc1bc73511cea6fe4

    SHA512

    533900861fe36cf78b614d6a7ce741ff1172b41cbd5644b4a9542e6ca42702e6fbfb12f0fbaae8f5992320870a15e90b4f7bf180705fc9839db433413860be6d

  • memory/2400-0-0x000007FEF50D3000-0x000007FEF50D4000-memory.dmp

    Filesize

    4KB

  • memory/2400-1-0x00000000013A0000-0x0000000001938000-memory.dmp

    Filesize

    5.6MB

  • memory/2400-6-0x000007FEF50D0000-0x000007FEF5ABC000-memory.dmp

    Filesize

    9.9MB

  • memory/2400-7-0x000000001AD40000-0x000000001ADAA000-memory.dmp

    Filesize

    424KB

  • memory/2400-9-0x000000001B550000-0x000000001B602000-memory.dmp

    Filesize

    712KB

  • memory/2400-11-0x0000000000540000-0x0000000000565000-memory.dmp

    Filesize

    148KB

  • memory/2400-40-0x000007FEF50D0000-0x000007FEF5ABC000-memory.dmp

    Filesize

    9.9MB