Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-01-2025 12:02

General

  • Target

    9c4b510c6b65c6fa54a2308b743ecb89dcbd44e9d039c890dc32c75ccf1538e8N.exe

  • Size

    381KB

  • MD5

    e37c6fb17af3c80377cf78f861c0bd80

  • SHA1

    9b7a465d5e118453b794e577d01d0865b54ee663

  • SHA256

    9c4b510c6b65c6fa54a2308b743ecb89dcbd44e9d039c890dc32c75ccf1538e8

  • SHA512

    623e51f357d4fc054421f817931914dba0cc5bb92ca771f00376c4824d5366972b76c2efce6cfd284331f05008813ebfb1d75e4ea72fd92eab4ae3df9714b88e

  • SSDEEP

    6144:72pwktDrDuMtoAAAySseHfMM/rE3jaIgHT2nC0osguHJL4jG9vKNfuCIO4+hQ3PC:L4C/AFseHEj+IgHTTOg8LDyNijZkZETm

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

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
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9c4b510c6b65c6fa54a2308b743ecb89dcbd44e9d039c890dc32c75ccf1538e8N.exe
    "C:\Users\Admin\AppData\Local\Temp\9c4b510c6b65c6fa54a2308b743ecb89dcbd44e9d039c890dc32c75ccf1538e8N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Users\Admin\AppData\Local\Temp\9c4b510c6b65c6fa54a2308b743ecb89dcbd44e9d039c890dc32c75ccf1538e8N.exe
      "C:\Users\Admin\AppData\Local\Temp\9c4b510c6b65c6fa54a2308b743ecb89dcbd44e9d039c890dc32c75ccf1538e8N.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:2744
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 68
      2⤵
      • Program crash
      PID:2736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab126A.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar127D.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2684-0-0x000000007491E000-0x000000007491F000-memory.dmp

    Filesize

    4KB

  • memory/2684-1-0x0000000000810000-0x0000000000874000-memory.dmp

    Filesize

    400KB

  • memory/2684-49-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-13-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2744-6-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2744-5-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2744-4-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2744-3-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2744-14-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2744-7-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2744-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2744-12-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2744-10-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB