Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-11-2024 14:33

General

  • Target

    60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe

  • Size

    836KB

  • MD5

    2b89f539fc49781f2fc6d8debf491c90

  • SHA1

    227e1d6ff55aac9d09a30050cbe7acabd6df2968

  • SHA256

    60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690

  • SHA512

    bd8a5af726503b17ec860745a4adf39c85c4be92a7c4e545318538bbc52e0f3052d207fe600e5d88cb8a04256867bcb4ae6d541518ed3136afe7c5ce2ae2de02

  • SSDEEP

    24576:OXhejYBQ1sKjVdXgf9lHWstDV8ScB0RpVCg5Ev7ixMmJ:CtKjV6f9lHltDVbcmPoixr

Malware Config

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • NSIS installer 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe
    "C:\Users\Admin\AppData\Local\Temp\60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe"
    1⤵
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -w hidden "$Ungorgeous=Get-Content -raw 'C:\Users\Admin\AppData\Local\vareindkbet\bodements\quickies\Laryngectomize\Listeprisernes.Fak';$Sierran=$Ungorgeous.SubString(54789,3);.$Sierran($Ungorgeous)
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4356
      • C:\Users\Admin\AppData\Local\Temp\Auktionslederen.exe
        "C:\Users\Admin\AppData\Local\Temp\Auktionslederen.exe"
        3⤵
        • Loads dropped DLL
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        PID:3176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Common Files\chagrinets.lnk

    Filesize

    956B

    MD5

    1e9e9033a77e0168f7944921905276e6

    SHA1

    68624a0e703f58bc2873f1805a08dbfa8bdd2c42

    SHA256

    83550b52ea7957371853be2dcb8f02125620ea53d126eea71955b9b370c4a06d

    SHA512

    7dab10c4d40c2a8da4e9161c25754f6c6c29664b77bbb042f9e15afc084ea66798535c37eddadb0ea022a337fc996396064113da3986902ba18fb37b7432bea2

  • C:\Users\Admin\AppData\Local\Temp\Auktionslederen.exe

    Filesize

    836KB

    MD5

    2b89f539fc49781f2fc6d8debf491c90

    SHA1

    227e1d6ff55aac9d09a30050cbe7acabd6df2968

    SHA256

    60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690

    SHA512

    bd8a5af726503b17ec860745a4adf39c85c4be92a7c4e545318538bbc52e0f3052d207fe600e5d88cb8a04256867bcb4ae6d541518ed3136afe7c5ce2ae2de02

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mwwnytud.1i1.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\vareindkbet\bodements\quickies\Laryngectomize\Listeprisernes.Fak

    Filesize

    53KB

    MD5

    e4f72073cc7b121ef1e77875b5c3aa40

    SHA1

    eb3ace1b3dd416dbcdec1ae6a1ee3d20227ae6fd

    SHA256

    0a8ab46fd80e222c9f3e2ec4cf38c67ae7adf4f09e40709bbba2c2e3ee785f43

    SHA512

    662b9d35f71c99eea7187332363de7d6ea3ab54e1e6b0800f2162b6984949fdf7bebecf26d8db89a9438e532a2d2229a5110b201d814a1853d851f229065306a

  • C:\Users\Admin\AppData\Local\vareindkbet\bodements\quickies\forsknnendes.tri

    Filesize

    204KB

    MD5

    3f8c986efc0c25642797068ec56320dc

    SHA1

    f781efdca141d96eb6163d963f2a72a35fc64f4d

    SHA256

    05d699c35dd1118abe3175121c09fc653d03780944ffecd3e9c77b7dfa1bd00f

    SHA512

    0181b609fd76322daf4c937b1b01233ddac229b29a6efe5b0688b1df913ad92fe41dc12d9321d3626f8dcf728f11032a6ca9e04996c22adaa344b277d06fcd8a

  • memory/3176-246-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/3176-247-0x0000000001660000-0x00000000025C0000-memory.dmp

    Filesize

    15.4MB

  • memory/3176-233-0x0000000001660000-0x00000000025C0000-memory.dmp

    Filesize

    15.4MB

  • memory/3176-232-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4356-211-0x0000000007E60000-0x0000000007E7E000-memory.dmp

    Filesize

    120KB

  • memory/4356-217-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-190-0x00000000069E0000-0x00000000069FE000-memory.dmp

    Filesize

    120KB

  • memory/4356-191-0x0000000006A10000-0x0000000006A5C000-memory.dmp

    Filesize

    304KB

  • memory/4356-192-0x0000000006F50000-0x0000000006FE6000-memory.dmp

    Filesize

    600KB

  • memory/4356-193-0x0000000006F00000-0x0000000006F1A000-memory.dmp

    Filesize

    104KB

  • memory/4356-194-0x0000000006FF0000-0x0000000007012000-memory.dmp

    Filesize

    136KB

  • memory/4356-195-0x0000000008030000-0x00000000085D4000-memory.dmp

    Filesize

    5.6MB

  • memory/4356-178-0x0000000005CB0000-0x0000000005D16000-memory.dmp

    Filesize

    408KB

  • memory/4356-197-0x0000000008C60000-0x00000000092DA000-memory.dmp

    Filesize

    6.5MB

  • memory/4356-199-0x000000006FDE0000-0x000000006FE2C000-memory.dmp

    Filesize

    304KB

  • memory/4356-198-0x0000000007E20000-0x0000000007E52000-memory.dmp

    Filesize

    200KB

  • memory/4356-201-0x000000006FF40000-0x0000000070294000-memory.dmp

    Filesize

    3.3MB

  • memory/4356-179-0x00000000063B0000-0x0000000006416000-memory.dmp

    Filesize

    408KB

  • memory/4356-200-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-212-0x0000000007E90000-0x0000000007F33000-memory.dmp

    Filesize

    652KB

  • memory/4356-213-0x0000000007F90000-0x0000000007F9A000-memory.dmp

    Filesize

    40KB

  • memory/4356-216-0x0000000008000000-0x0000000008024000-memory.dmp

    Filesize

    144KB

  • memory/4356-215-0x0000000007FD0000-0x0000000007FFA000-memory.dmp

    Filesize

    168KB

  • memory/4356-189-0x0000000006630000-0x0000000006984000-memory.dmp

    Filesize

    3.3MB

  • memory/4356-214-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-218-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-221-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-222-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-220-0x000000007395E000-0x000000007395F000-memory.dmp

    Filesize

    4KB

  • memory/4356-177-0x0000000005B10000-0x0000000005B32000-memory.dmp

    Filesize

    136KB

  • memory/4356-224-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-225-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-227-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-226-0x00000000092E0000-0x000000000A240000-memory.dmp

    Filesize

    15.4MB

  • memory/4356-228-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-176-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-231-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-175-0x0000000005D80000-0x00000000063A8000-memory.dmp

    Filesize

    6.2MB

  • memory/4356-174-0x0000000073950000-0x0000000074100000-memory.dmp

    Filesize

    7.7MB

  • memory/4356-173-0x0000000003420000-0x0000000003456000-memory.dmp

    Filesize

    216KB

  • memory/4356-172-0x000000007395E000-0x000000007395F000-memory.dmp

    Filesize

    4KB