Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    16-07-2023 19:34

General

  • Target

    C4A17DBA.exe

  • Size

    755KB

  • MD5

    b0517305850d5be8e02a648bb90a3c6d

  • SHA1

    24e75c0ea6b07fd3c4e03c6661ed911632f3e784

  • SHA256

    5c180cd34694c91bc7f4ecaf67d4f462f10254d190d181e02a2a2a7e03d44204

  • SHA512

    17207aec32a872ad024fb2c67e272830454ca69b095c8b43a1db46c842c6e8530b10a3cc9f1c4d596757949d8a2c448bae44d058f614f037cbf93cb036ca26af

  • SSDEEP

    12288:IsjWYqfNTYmessZerchdW7lRA3aDloJZsjudEDT26qh+kB:IsjWYGYnZQchI83mlamGv6a

Score
10/10

Malware Config

Extracted

Family

lumma

C2

gstatic-node.io

Signatures

  • Lumma Stealer

    An infostealer written in C++ first seen in August 2022.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\C4A17DBA.exe
    "C:\Users\Admin\AppData\Local\Temp\C4A17DBA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1136
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      #cmd
      2⤵
        PID:108
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        #cmd
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1452

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1136-54-0x0000000000D50000-0x0000000000E12000-memory.dmp

      Filesize

      776KB

    • memory/1136-55-0x0000000074C60000-0x000000007534E000-memory.dmp

      Filesize

      6.9MB

    • memory/1136-56-0x0000000004B90000-0x0000000004BD0000-memory.dmp

      Filesize

      256KB

    • memory/1136-57-0x0000000000400000-0x0000000000401000-memory.dmp

      Filesize

      4KB

    • memory/1136-58-0x0000000000B40000-0x0000000000B78000-memory.dmp

      Filesize

      224KB

    • memory/1136-59-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-60-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-62-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-64-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-66-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-68-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-70-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-72-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-74-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-76-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-78-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-80-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-82-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-84-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-86-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-88-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-90-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-92-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-94-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-96-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-98-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-100-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-102-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-104-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-106-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-108-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-110-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-112-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-114-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-116-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-118-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-120-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-122-0x0000000000B40000-0x0000000000B71000-memory.dmp

      Filesize

      196KB

    • memory/1136-291-0x0000000000A30000-0x0000000000A31000-memory.dmp

      Filesize

      4KB

    • memory/1136-303-0x0000000074C60000-0x000000007534E000-memory.dmp

      Filesize

      6.9MB

    • memory/1452-302-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/1452-305-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB

    • memory/1452-306-0x0000000000400000-0x000000000045C000-memory.dmp

      Filesize

      368KB