Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    18-08-2024 01:54

General

  • Target

    4ce687868f5b640b68510436f7a508c11ed11c4e7311a09efb28220c429d4b9e.exe

  • Size

    13KB

  • MD5

    e6772bfbe19efa0507567f8c0c1c449a

  • SHA1

    1e7c97fbaba9756ea01028335c3661ad3cf4bfa5

  • SHA256

    4ce687868f5b640b68510436f7a508c11ed11c4e7311a09efb28220c429d4b9e

  • SHA512

    ce95d68054b4e3e0a386453713a4eda777de4cb7357e132c6eeb7cd3181467a19c31ee793c416321a7cf971566f18ff201bf0a3ec81f340b55683756e6900da5

  • SSDEEP

    192:mlqqChM/KUTOQ4DT7hcGFJy/y/y/yuQ7HsIChl9ozK75MqfDHYCJe:EqqChMSUr4vuG6uLChczK75MqfsW

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://writerospzm.shop/api

https://deallerospfosu.shop/api

https://bassizcellskz.shop/api

https://languagedscie.shop/api

https://complaintsipzzx.shop/api

https://quialitsuzoxm.shop/api

https://tenntysjuxmz.shop/api

Signatures

  • Lumma Stealer, LummaC

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

  • Downloads MZ/PE file
  • 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4ce687868f5b640b68510436f7a508c11ed11c4e7311a09efb28220c429d4b9e.exe
    "C:\Users\Admin\AppData\Local\Temp\4ce687868f5b640b68510436f7a508c11ed11c4e7311a09efb28220c429d4b9e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\RegAsm.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:2356

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2356-6-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2356-4-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2356-9-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2356-11-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2356-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2356-7-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2356-48-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2356-5-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2356-3-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2356-13-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2368-12-0x00000000747E0000-0x0000000074ECE000-memory.dmp

    Filesize

    6.9MB

  • memory/2368-2-0x00000000747E0000-0x0000000074ECE000-memory.dmp

    Filesize

    6.9MB

  • memory/2368-1-0x0000000001330000-0x000000000133A000-memory.dmp

    Filesize

    40KB

  • memory/2368-0-0x00000000747EE000-0x00000000747EF000-memory.dmp

    Filesize

    4KB