Analysis

  • max time kernel
    148s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-11-2024 08:01

General

  • Target

    start-main/Sushi.exe

  • Size

    12KB

  • MD5

    3c21bbb4c39b971d4a9b1cbf2278bfe1

  • SHA1

    4d16934c233d41a83e9ee1539deb49b844b0bb9e

  • SHA256

    d38bb1435e7b381645983377916233aa5eaa453a2ce800471a1bac5b178644a0

  • SHA512

    01a5ce1e7b675d220a96b57ae7b809f31335a038f4be2140286fbc0ec541cc00d62f8f57c8f00000759dd77a008c058fb1d4e4f0ff0ff69677ad2d94a0389f4e

  • SSDEEP

    192:14G1UU5tiCLdrZtefSU0x1EagBsOp+kVnMe:14UUuLdrZg6UieawVM

Malware Config

Extracted

Family

lumma

C2

https://navygenerayk.store/api

https://necklacedmny.store/api

https://founpiuer.store/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 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 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\start-main\Sushi.exe
    "C:\Users\Admin\AppData\Local\Temp\start-main\Sushi.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" powershell -Command "Add-MpPreference -ExclusionPath 'C:\Lipras'; Add-MpPreference -ExclusionPath 'C:\Users'"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4072
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Add-MpPreference -ExclusionPath C:\Lipras
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3604
    • C:\Lipras\pdf.exe
      "C:\Lipras\pdf.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:1432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Lipras\pdf.exe

    Filesize

    1.2MB

    MD5

    e9a83661d98fca881cd4497a985a20de

    SHA1

    38c9937610d563b848a634aed39366ef8b2a8f37

    SHA256

    f8dbff120f44cf68bcb802c11f24bbc506f11803e8745883a0f650decea1db47

    SHA512

    df008a6302c877f4dae1780bb3ed3682498586c9e556681c8359012948ba9bb6d720af87b51f1f850d6550d809eb6e9242992b07c6dbf1b9c7b2fd3afe389e2e

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    64B

    MD5

    aa51c8fe82c5a84dfb556c5ed2b336d6

    SHA1

    a5fcb86c549e6cf94b97ef856a1f115718a56731

    SHA256

    127e0bf1fd2fc94e59dfbcf8224c214639ebcf77b10ccee97706354172078f37

    SHA512

    56d3e2e2b99682f01211b43a0f8539c000827150f64d036d93ba63d5e7842bf1a684262bae1741a5b9a5d3a72736ecce70f43ef28c0f6c9cb52cfadfdf7a47fb

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vrne5uqe.1jf.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1388-23-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

    Filesize

    4KB

  • memory/1388-1-0x0000000000340000-0x000000000034A000-memory.dmp

    Filesize

    40KB

  • memory/1388-2-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/1388-0-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

    Filesize

    4KB

  • memory/1388-35-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/1432-90-0x0000000000580000-0x0000000000943000-memory.dmp

    Filesize

    3.8MB

  • memory/1432-88-0x0000000000580000-0x0000000000943000-memory.dmp

    Filesize

    3.8MB

  • memory/3604-59-0x0000000007970000-0x0000000007984000-memory.dmp

    Filesize

    80KB

  • memory/3604-64-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-61-0x0000000007A50000-0x0000000007A58000-memory.dmp

    Filesize

    32KB

  • memory/3604-22-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-60-0x0000000007A70000-0x0000000007A8A000-memory.dmp

    Filesize

    104KB

  • memory/3604-24-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-25-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-58-0x0000000007960000-0x000000000796E000-memory.dmp

    Filesize

    56KB

  • memory/3604-36-0x0000000007590000-0x00000000075C2000-memory.dmp

    Filesize

    200KB

  • memory/3604-57-0x0000000007930000-0x0000000007941000-memory.dmp

    Filesize

    68KB

  • memory/3604-48-0x00000000075F0000-0x0000000007693000-memory.dmp

    Filesize

    652KB

  • memory/3604-47-0x00000000075D0000-0x00000000075EE000-memory.dmp

    Filesize

    120KB

  • memory/3604-37-0x0000000070B50000-0x0000000070B9C000-memory.dmp

    Filesize

    304KB

  • memory/3604-50-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-51-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-52-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-53-0x0000000007D50000-0x00000000083CA000-memory.dmp

    Filesize

    6.5MB

  • memory/3604-54-0x0000000006630000-0x000000000664A000-memory.dmp

    Filesize

    104KB

  • memory/3604-55-0x00000000077A0000-0x00000000077AA000-memory.dmp

    Filesize

    40KB

  • memory/3604-56-0x00000000079B0000-0x0000000007A46000-memory.dmp

    Filesize

    600KB

  • memory/4072-65-0x0000000070B50000-0x0000000070B9C000-memory.dmp

    Filesize

    304KB

  • memory/4072-76-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-8-0x0000000005A50000-0x0000000005AB6000-memory.dmp

    Filesize

    408KB

  • memory/4072-19-0x0000000005C60000-0x0000000005FB4000-memory.dmp

    Filesize

    3.3MB

  • memory/4072-21-0x0000000006290000-0x00000000062DC000-memory.dmp

    Filesize

    304KB

  • memory/4072-20-0x0000000006260000-0x000000000627E000-memory.dmp

    Filesize

    120KB

  • memory/4072-9-0x0000000005B30000-0x0000000005B96000-memory.dmp

    Filesize

    408KB

  • memory/4072-75-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-49-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-7-0x00000000059B0000-0x00000000059D2000-memory.dmp

    Filesize

    136KB

  • memory/4072-6-0x0000000005350000-0x0000000005978000-memory.dmp

    Filesize

    6.2MB

  • memory/4072-80-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-5-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-4-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-3-0x0000000004CB0000-0x0000000004CE6000-memory.dmp

    Filesize

    216KB