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Analysis

  • max time kernel
    94s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/01/2025, 03:07

General

  • Target

    8f856e9882d312f6a51f265796c6a68c1914d1c51c59fc1964484fa5ac130f34.exe

  • Size

    941KB

  • MD5

    ab99e49a4471901468bbbd9ccf228de0

  • SHA1

    2b7302e1b24a9994e2924e97e627c1f5de23eaaa

  • SHA256

    8f856e9882d312f6a51f265796c6a68c1914d1c51c59fc1964484fa5ac130f34

  • SHA512

    bcda816d71aab2b798ed2d2764099eea01ce51c9a276377a0d5ca3aed4aaf328d700204dbbc8539d16eb70529d390d7113e7700c98652caa4512c2979ef9313c

  • SSDEEP

    24576:YuA8/BOypdAGTekMh6RJNBIQll+hQT2jiux5A:+IBOypdAGTRrRFIQlluQsxq

Malware Config

Extracted

Family

azorult

C2

http://b2csa.icu/PL341/index.php

Signatures

  • Azorult

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

  • Azorult family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Loads dropped DLL 1 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 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.

  • 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\8f856e9882d312f6a51f265796c6a68c1914d1c51c59fc1964484fa5ac130f34.exe
    "C:\Users\Admin\AppData\Local\Temp\8f856e9882d312f6a51f265796c6a68c1914d1c51c59fc1964484fa5ac130f34.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -windowstyle hidden "$Omrystede=gc -raw 'C:\Users\Admin\AppData\Local\Ramtils\Formaldehyds\tyngdepunkterne\Kreditformidlernes67.hve';$Advancement=$Omrystede.SubString(71452,3);.$Advancement($Omrystede) "
      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:4448
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\Windows\SysWOW64\msiexec.exe"
        3⤵
        • Blocklisted process makes network request
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        PID:4432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Ramtils\Formaldehyds\tyngdepunkterne\Kreditformidlernes67.hve

    Filesize

    69KB

    MD5

    dcd80eb1ad2e5394274ffdce163d4815

    SHA1

    f409bb772f6fcace2ae9505dbf1764186178158f

    SHA256

    16743054909c0b954adece9179b026560c1671db30e2cb397ddc4c3742c57bc4

    SHA512

    8fa32c316430db3e59401add31221f2b46ef56732f1cbe8d02576cb140163b189b7effc43223f3f59de80bd936231b1032a4673980be7653ebe647e9ebaa1ed5

  • C:\Users\Admin\AppData\Local\Ramtils\Formaldehyds\tyngdepunkterne\decouple.Chr

    Filesize

    351KB

    MD5

    9cae95341fee19c573b15cdeba15077b

    SHA1

    91cd113b2ff21cc6a1c2b11d0812080b61c6cb68

    SHA256

    9cb1a6246f58400eb6c3319e2ca0524bd8392fa23e727439706dc77f7f021ee5

    SHA512

    92464c29b5f4f652622c9b5ee74bfe706cbc3335892461c44effcf82902d7a4de5087c8d00724f6900f23f9d7ac8e3b990c82bd784e6ff8f1525940f55fe57c2

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_usp2vazp.klx.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\nsk6DED.tmp\nsExec.dll

    Filesize

    6KB

    MD5

    51e63a9c5d6d230ef1c421b2eccd45dc

    SHA1

    c499cdad5c613d71ed3f7e93360f1bbc5748c45d

    SHA256

    cd8496a3802378391ec425dec424a14f5d30e242f192ec4eb022d767f9a2480f

    SHA512

    c23d713c3c834b3397c2a199490aed28f28d21f5781205c24df5e1e32365985c8a55be58f06979df09222740ffa51f4da764ebc3d912cd0c9d56ab6a33cab522

  • memory/4432-81-0x0000000001000000-0x0000000002254000-memory.dmp

    Filesize

    18.3MB

  • memory/4432-79-0x0000000001000000-0x0000000002254000-memory.dmp

    Filesize

    18.3MB

  • memory/4432-80-0x0000000000B50000-0x0000000000B77000-memory.dmp

    Filesize

    156KB

  • memory/4448-54-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-58-0x0000000007A80000-0x0000000007A9A000-memory.dmp

    Filesize

    104KB

  • memory/4448-18-0x0000000005D90000-0x0000000005DF6000-memory.dmp

    Filesize

    408KB

  • memory/4448-29-0x0000000005E70000-0x00000000061C4000-memory.dmp

    Filesize

    3.3MB

  • memory/4448-30-0x0000000006440000-0x000000000645E000-memory.dmp

    Filesize

    120KB

  • memory/4448-31-0x00000000064F0000-0x000000000653C000-memory.dmp

    Filesize

    304KB

  • memory/4448-32-0x0000000007430000-0x00000000074C6000-memory.dmp

    Filesize

    600KB

  • memory/4448-33-0x0000000006960000-0x000000000697A000-memory.dmp

    Filesize

    104KB

  • memory/4448-34-0x00000000069B0000-0x00000000069D2000-memory.dmp

    Filesize

    136KB

  • memory/4448-35-0x0000000007AB0000-0x0000000008054000-memory.dmp

    Filesize

    5.6MB

  • memory/4448-17-0x0000000005480000-0x00000000054A2000-memory.dmp

    Filesize

    136KB

  • memory/4448-37-0x00000000086E0000-0x0000000008D5A000-memory.dmp

    Filesize

    6.5MB

  • memory/4448-47-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-50-0x0000000007890000-0x00000000078AE000-memory.dmp

    Filesize

    120KB

  • memory/4448-51-0x00000000078C0000-0x0000000007963000-memory.dmp

    Filesize

    652KB

  • memory/4448-39-0x0000000070230000-0x000000007027C000-memory.dmp

    Filesize

    304KB

  • memory/4448-38-0x0000000007850000-0x0000000007882000-memory.dmp

    Filesize

    200KB

  • memory/4448-52-0x00000000079C0000-0x00000000079CA000-memory.dmp

    Filesize

    40KB

  • memory/4448-53-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-16-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-55-0x00000000079E0000-0x00000000079F1000-memory.dmp

    Filesize

    68KB

  • memory/4448-56-0x0000000007A30000-0x0000000007A3E000-memory.dmp

    Filesize

    56KB

  • memory/4448-57-0x0000000007A40000-0x0000000007A54000-memory.dmp

    Filesize

    80KB

  • memory/4448-19-0x0000000005E00000-0x0000000005E66000-memory.dmp

    Filesize

    408KB

  • memory/4448-59-0x0000000007A70000-0x0000000007A78000-memory.dmp

    Filesize

    32KB

  • memory/4448-60-0x00000000081F0000-0x000000000821A000-memory.dmp

    Filesize

    168KB

  • memory/4448-61-0x0000000008220000-0x0000000008244000-memory.dmp

    Filesize

    144KB

  • memory/4448-62-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

    Filesize

    4KB

  • memory/4448-63-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-64-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-66-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-67-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-15-0x0000000005540000-0x0000000005B68000-memory.dmp

    Filesize

    6.2MB

  • memory/4448-69-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-71-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-72-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-70-0x0000000008D60000-0x000000000B676000-memory.dmp

    Filesize

    41.1MB

  • memory/4448-73-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-74-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-76-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-77-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-78-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-14-0x0000000073DB0000-0x0000000074560000-memory.dmp

    Filesize

    7.7MB

  • memory/4448-13-0x0000000002E60000-0x0000000002E96000-memory.dmp

    Filesize

    216KB

  • memory/4448-12-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

    Filesize

    4KB