Analysis

  • max time kernel
    22s
  • max time network
    23s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 16:12

General

  • Target

    injector V2.4.exe

  • Size

    574KB

  • MD5

    837840f37e344f8e7bc187f88f93c4a8

  • SHA1

    782edf606d07812ec71254cc9cf2260da2e3fd51

  • SHA256

    02ec8860240f90b920bb2692f651d0ec712e511e0bd17a3b1048382fdfdcb4d8

  • SHA512

    025068c49129a0d40235a9c80b6473e86b4d1209fabe953ac425628ad98e3b64106777014b5c20d24324991618d901c662feb69dc76cd7f68f39e415887c8480

  • SSDEEP

    12288:SRgyqSwAN2kLkjnP13tGIGef4cDDKeCxeAn3tCk9Rj71Mlr7v:ig2N2kLkTd3AIGFcDtSVvCr7v

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://fumblingactor.cyou/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
  • 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\injector V2.4.exe
    "C:\Users\Admin\AppData\Local\Temp\injector V2.4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Users\Admin\AppData\Local\Temp\injector V2.4.exe
      "C:\Users\Admin\AppData\Local\Temp\injector V2.4.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:3056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabF48E.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarF4B0.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2360-0-0x000000000119D000-0x000000000119E000-memory.dmp

    Filesize

    4KB

  • memory/3056-9-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3056-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3056-11-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3056-3-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3056-6-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3056-5-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3056-4-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3056-12-0x0000000001160000-0x00000000011F1000-memory.dmp

    Filesize

    580KB

  • memory/3056-2-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3056-1-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB