Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05-03-2024 19:36

General

  • Target

    3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58.exe

  • Size

    2.0MB

  • MD5

    c1ddb6def8f632d8a07400d2cc385a0c

  • SHA1

    9bea8ecd11e0abe8813497d696f564238493eef0

  • SHA256

    3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58

  • SHA512

    0306059b8b9586ba462b37d2c7b12da2f47cbc194fd8aa818812ab73f643a95a22a3f1fcf8440665629d2c693253c21d0a75a411f982e52bca7256165f4a7224

  • SSDEEP

    49152:I/00Oz3EnWE2xUb/5xWT9nI1B6QY00OFQ:I/4z3D4/5sn8nYrOa

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 19 IoCs
  • UPX dump on OEP (original entry point) 21 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 10 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58.exe
    "C:\Users\Admin\AppData\Local\Temp\3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Users\Admin\AppData\Local\Temp\3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58.exe
      "C:\Users\Admin\AppData\Local\Temp\3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2968
      • C:\Users\Admin\AppData\Local\Temp\3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58.exe
        "C:\Users\Admin\AppData\Local\Temp\3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2464
    • C:\Users\Admin\AppData\Local\Temp\3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58.exe
      "C:\Users\Admin\AppData\Local\Temp\3c9c8f15778d91ae300541f5a22fe2ea9cd4084b01daa4a642ca41f1cb8c9f58.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\trambling uncut blondie (Kathrin,Tatjana).rar.exe

    Filesize

    146KB

    MD5

    8ca9b59d486bb064bf5d945ddc68156f

    SHA1

    648e17029d9bc939cd17e6aa74e084fc00974279

    SHA256

    53bcfb87e479d209ba4efced5813bc8a517638d1115971a7826691c85a5d7a7c

    SHA512

    dc13ed979a80196e6322e6f31f092040acf3e5baef8e85ebb2d11d5f7f63c62673e24e65bd942eab5dba231c5919bba3bab1f5456f71bbc9c75c51abf1d74431

  • memory/2060-140-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-160-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-100-0x0000000004AD0000-0x0000000004AEC000-memory.dmp

    Filesize

    112KB

  • memory/2060-56-0x0000000004AD0000-0x0000000004AEC000-memory.dmp

    Filesize

    112KB

  • memory/2060-104-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-156-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-93-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-152-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-97-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-108-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-148-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-10-0x0000000004AC0000-0x0000000004ADC000-memory.dmp

    Filesize

    112KB

  • memory/2060-98-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-122-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-126-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-130-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-134-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-0-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2060-144-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2432-57-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2464-58-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2968-11-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2968-94-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB