Analysis

  • max time kernel
    24s
  • max time network
    25s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-01-2025 16:31

General

  • Target

    f1cf1b082edd56034889eeeaed50d7fd4a653c88e5f6a709bd3f6d0bdd766170N.exe

  • Size

    501KB

  • MD5

    35cd4b2000b5ccc04f5d920e0323d830

  • SHA1

    289186c715418ac46704067d7ae657cb352cc2e2

  • SHA256

    f1cf1b082edd56034889eeeaed50d7fd4a653c88e5f6a709bd3f6d0bdd766170

  • SHA512

    51dd43613137f413b1389e89a7493113ebd2f0a69a810868cde574605a064519c520222cacac08d849b6fe079c2b42a753c232b7731500baac73bbe221f965b0

  • SSDEEP

    12288:6ZqOSYt4cgd2+cOJlnDYrPLPJgu4dgT6lYDfAmy/yqvYkheLk:6sOSKgxbDgPLxZ4GO+yNheQ

Score
10/10

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
  • 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 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f1cf1b082edd56034889eeeaed50d7fd4a653c88e5f6a709bd3f6d0bdd766170N.exe
    "C:\Users\Admin\AppData\Local\Temp\f1cf1b082edd56034889eeeaed50d7fd4a653c88e5f6a709bd3f6d0bdd766170N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Users\Admin\AppData\Local\Temp\f1cf1b082edd56034889eeeaed50d7fd4a653c88e5f6a709bd3f6d0bdd766170N.exe
      "C:\Users\Admin\AppData\Local\Temp\f1cf1b082edd56034889eeeaed50d7fd4a653c88e5f6a709bd3f6d0bdd766170N.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:1044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabDC7C.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarDC9E.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/1044-1-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/1044-3-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/1044-5-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/1044-16-0x0000000001280000-0x0000000001302000-memory.dmp

    Filesize

    520KB

  • memory/1044-15-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/1044-13-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/1044-11-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/1044-9-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/1044-7-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/1788-0-0x00000000012AF000-0x00000000012B0000-memory.dmp

    Filesize

    4KB