Analysis

  • max time kernel
    93s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/01/2025, 08:25

General

  • Target

    3.ps1

  • Size

    502KB

  • MD5

    8760f349093248f3bdccf42dd3ae0e7b

  • SHA1

    5f62db5603b5f5b94c60df316e6e4b4f7496c3a0

  • SHA256

    c4d20704a829164ce29a889159964ce47eeeefa8b96d07e6ea4aca0f2a1be7e9

  • SHA512

    1adf351eea29333153fdc06fd2063233ce202fa1e0025891156d4ce94eaa717139d7a8cf78a5a1c8ac8ebc719af2cb6d5188c4f1bc5d556ec008154752d049e9

  • SSDEEP

    6144:U2s1zAOok9Y3sOGnuerPkwo67g3Lk7pyFV50GuGdtqphBddqyIFr2JdyPrnxiNHM:Ul1fOXZQuAbw6465ajImdALqpvfsifPl

Malware Config

Extracted

Family

lumma

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

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

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

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\3.ps1
    1⤵
    • Suspicious use of SetThreadContext
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4412
    • C:\Windows\system32\ipconfig.exe
      "C:\Windows\system32\ipconfig.exe" /flushdns
      2⤵
      • Gathers network information
      PID:2252
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_n4di2rgu.hpw.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/4072-15-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/4072-23-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/4072-17-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/4412-14-0x000001ED78350000-0x000001ED78356000-memory.dmp

    Filesize

    24KB

  • memory/4412-13-0x000001ED78700000-0x000001ED7871A000-memory.dmp

    Filesize

    104KB

  • memory/4412-0-0x00007FFF166E3000-0x00007FFF166E5000-memory.dmp

    Filesize

    8KB

  • memory/4412-12-0x00007FFF166E0000-0x00007FFF171A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4412-11-0x00007FFF166E0000-0x00007FFF171A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4412-18-0x00007FFF166E0000-0x00007FFF171A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4412-21-0x00007FFF166E0000-0x00007FFF171A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4412-10-0x000001ED784D0000-0x000001ED784F2000-memory.dmp

    Filesize

    136KB

  • memory/4412-22-0x00007FFF166E0000-0x00007FFF171A1000-memory.dmp

    Filesize

    10.8MB