Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2024 09:01

General

  • Target

    file.exe

  • Size

    5.6MB

  • MD5

    50a6880b7a2cfb41d50b9fa34438b8fa

  • SHA1

    c3c557e2a34e6ad0c7fc8b06591d0086a28a8051

  • SHA256

    2571a03d8d476c2e0eea7edfb0928706c8499ef590d24db9a3f5757bec795fe0

  • SHA512

    1f0a8de3b190a658aed5b7f7a6817ba5e99246b1ea988aa7ede16723d7e32003b5cd7bf9513c4c2ff0e1a621bbf62c5e10c403eb48e4c285d9821ac0a7fe7d8a

  • SSDEEP

    98304:aGl27OuKr+gvhf2U9Nzm31PMoslkqXf0FvUcwti78OqJ7TPBvc8X6Uc:adOuK6mn9NzgMoYkSIvUcwti7TQlvciE

Malware Config

Signatures

  • 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:2980
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpC810.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpC810.tmp.bat
      2⤵
        PID:2740

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpC810.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

      f98745d81e8b84f39630844a63afc1ee

      SHA1

      d7977c2dab5de25630f7d869f9b16a8502cd3bb3

      SHA256

      9c34e13f0d2852fb4a8a53a4727a59d24691a507edb6ff1965024a6147799a83

      SHA512

      e6b1bf12139e627d6aa2b25c9d7e8ebab1e86fc3025655bf88bc735413f55b10490f0237b8d11fd5db0eb6045f6176e93228c70d8e940a62ea4324816c31a3dd

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

      Filesize

      46KB

      MD5

      02d2c46697e3714e49f46b680b9a6b83

      SHA1

      84f98b56d49f01e9b6b76a4e21accf64fd319140

      SHA256

      522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

      SHA512

      60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

    • C:\Users\Admin\AppData\Roaming\AdminUserCash\[GB]731933721 - Log\DesktopFiles\InvokeCheckpoint.xlsx

      Filesize

      12KB

      MD5

      6ab94f423d083b203900c1e8eac9b5a3

      SHA1

      9d484dec8c4253ec0c3dd7a1eaff70088a9058e5

      SHA256

      f4a232e4e4d945d3cedb2a1fe5b08cf6c18cc757fc8656a683b1cc668ff55dbd

      SHA512

      9088d058a5d43068bec2cebf9fe9981382ae2ffffcad0ec37fcae2391b6baeeadd3cd7cfdd0772c6edaaa073b669110e91d9ccd69046f6785fab44bb3fa48a0a

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

      Filesize

      1.7MB

      MD5

      65ccd6ecb99899083d43f7c24eb8f869

      SHA1

      27037a9470cc5ed177c0b6688495f3a51996a023

      SHA256

      aba67c7e6c01856838b8bc6b0ba95e864e1fdcb3750aa7cdc1bc73511cea6fe4

      SHA512

      533900861fe36cf78b614d6a7ce741ff1172b41cbd5644b4a9542e6ca42702e6fbfb12f0fbaae8f5992320870a15e90b4f7bf180705fc9839db433413860be6d

    • memory/2980-6-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp

      Filesize

      9.9MB

    • memory/2980-11-0x0000000000B10000-0x0000000000B35000-memory.dmp

      Filesize

      148KB

    • memory/2980-9-0x000000001CA40000-0x000000001CAF2000-memory.dmp

      Filesize

      712KB

    • memory/2980-7-0x000000001B690000-0x000000001B6FA000-memory.dmp

      Filesize

      424KB

    • memory/2980-0-0x000007FEF5CD3000-0x000007FEF5CD4000-memory.dmp

      Filesize

      4KB

    • memory/2980-1-0x0000000000160000-0x00000000006F8000-memory.dmp

      Filesize

      5.6MB

    • memory/2980-47-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp

      Filesize

      9.9MB