Analysis

  • max time kernel
    121s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17-04-2024 14:31

General

  • Target

    49af717ec15e64b6d7b2f269fc84dccc1ddbe400611eb6b6bdc429674d4561ff.exe

  • Size

    616KB

  • MD5

    35642a19253d8919cb937152c8e9ce1d

  • SHA1

    5811d05416ae2f3541dc4fb8386bcce9a023a4fe

  • SHA256

    49af717ec15e64b6d7b2f269fc84dccc1ddbe400611eb6b6bdc429674d4561ff

  • SHA512

    d8c95b15cf549fda5b0bbd06fa24e49c645d4b553b0d2a9545b2b51d42e695a03f86436bb9cc360a67df4eded71bddaa0519312eaa09951c411b0935e55fd258

  • SSDEEP

    12288:MkKnLVq69Hrc82yTPZodHtRWztKK7RG1Jz8Ap2x9c8Q04fz/sGoisDsCVVLyOwxM:AQy6ONsqLyOwxIETr2

Malware Config

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Loads dropped DLL 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\49af717ec15e64b6d7b2f269fc84dccc1ddbe400611eb6b6bdc429674d4561ff.exe
    "C:\Users\Admin\AppData\Local\Temp\49af717ec15e64b6d7b2f269fc84dccc1ddbe400611eb6b6bdc429674d4561ff.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1796
    • C:\Users\Admin\AppData\Local\Temp\49af717ec15e64b6d7b2f269fc84dccc1ddbe400611eb6b6bdc429674d4561ff.exe
      "C:\Users\Admin\AppData\Local\Temp\49af717ec15e64b6d7b2f269fc84dccc1ddbe400611eb6b6bdc429674d4561ff.exe"
      2⤵
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Modifies system certificate store
      PID:2504

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\Tar4D8B.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\nsjD164.tmp\System.dll

    Filesize

    11KB

    MD5

    17ed1c86bd67e78ade4712be48a7d2bd

    SHA1

    1cc9fe86d6d6030b4dae45ecddce5907991c01a0

    SHA256

    bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

    SHA512

    0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

  • memory/1796-9-0x0000000077480000-0x0000000077629000-memory.dmp

    Filesize

    1.7MB

  • memory/1796-10-0x0000000077670000-0x0000000077746000-memory.dmp

    Filesize

    856KB

  • memory/1796-11-0x0000000010000000-0x0000000010006000-memory.dmp

    Filesize

    24KB

  • memory/2504-12-0x0000000077480000-0x0000000077629000-memory.dmp

    Filesize

    1.7MB

  • memory/2504-13-0x00000000776A6000-0x00000000776A7000-memory.dmp

    Filesize

    4KB

  • memory/2504-40-0x00000000004E0000-0x0000000001542000-memory.dmp

    Filesize

    16.4MB

  • memory/2504-72-0x00000000004E0000-0x0000000001542000-memory.dmp

    Filesize

    16.4MB

  • memory/2504-73-0x00000000004E0000-0x0000000001542000-memory.dmp

    Filesize

    16.4MB

  • memory/2504-74-0x0000000077670000-0x0000000077746000-memory.dmp

    Filesize

    856KB