Analysis

  • max time kernel
    144s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2023 09:27

General

  • Target

    Upit za ponudu cijene (UNIZG 2307-17HR)·pdf.exe

  • Size

    771KB

  • MD5

    6385e97010865068d50af4c15828af3b

  • SHA1

    408ed57e0874c3d5c89eb1e22ba295e66df9aeb3

  • SHA256

    3d84c7753d68182e7ca22f69dbb983f4015278c2b5843942399be16dbf8f5f7e

  • SHA512

    6146c29278af6828697382afce477992b1052160ab07615fe27b43fd22d3af16eebaccf9e0bc688b1c8cbb3ec9ee81338e0c576136fb24f312ad7a195097b368

  • SSDEEP

    12288:Yg9BqMsNXoEuR3hAD0AVqRCU62yzfvuJqhKduldKeQLV65wDGu+RNI21mN:ftsqEuLADXdXzvQqwdulA5gZu+RNI2a

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Lokibot

    Lokibot is a Password and CryptoCoin Wallet Stealer.

  • Checks QEMU agent file 2 TTPs 2 IoCs

    Checks presence of QEMU agent, possibly to detect virtualization.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in System32 directory 3 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Upit za ponudu cijene (UNIZG 2307-17HR)·pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Upit za ponudu cijene (UNIZG 2307-17HR)·pdf.exe"
    1⤵
    • Checks QEMU agent file
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3928
    • C:\Users\Admin\AppData\Local\Temp\Upit za ponudu cijene (UNIZG 2307-17HR)·pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Upit za ponudu cijene (UNIZG 2307-17HR)·pdf.exe"
      2⤵
      • Checks QEMU agent file
      • Accesses Microsoft Outlook profiles
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4600

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsa8714.tmp\System.dll

    Filesize

    11KB

    MD5

    a4dd044bcd94e9b3370ccf095b31f896

    SHA1

    17c78201323ab2095bc53184aa8267c9187d5173

    SHA256

    2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc

    SHA512

    87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1420546310-613437930-2990200354-1000\0f5007522459c86e95ffcc62f32308f1_4dc48ea0-ec1c-4c48-ab6a-6232968c18bf

    Filesize

    46B

    MD5

    d898504a722bff1524134c6ab6a5eaa5

    SHA1

    e0fdc90c2ca2a0219c99d2758e68c18875a3e11e

    SHA256

    878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9

    SHA512

    26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1420546310-613437930-2990200354-1000\0f5007522459c86e95ffcc62f32308f1_4dc48ea0-ec1c-4c48-ab6a-6232968c18bf

    Filesize

    46B

    MD5

    c07225d4e7d01d31042965f048728a0a

    SHA1

    69d70b340fd9f44c89adb9a2278df84faa9906b7

    SHA256

    8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a

    SHA512

    23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

  • memory/3928-159-0x0000000004A00000-0x00000000071D6000-memory.dmp

    Filesize

    39.8MB

  • memory/3928-160-0x0000000004A00000-0x00000000071D6000-memory.dmp

    Filesize

    39.8MB

  • memory/3928-161-0x0000000077501000-0x0000000077621000-memory.dmp

    Filesize

    1.1MB

  • memory/3928-162-0x0000000077501000-0x0000000077621000-memory.dmp

    Filesize

    1.1MB

  • memory/3928-163-0x0000000010000000-0x0000000010006000-memory.dmp

    Filesize

    24KB

  • memory/4600-164-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-165-0x0000000001660000-0x0000000003E36000-memory.dmp

    Filesize

    39.8MB

  • memory/4600-166-0x0000000001660000-0x0000000003E36000-memory.dmp

    Filesize

    39.8MB

  • memory/4600-167-0x0000000077588000-0x0000000077589000-memory.dmp

    Filesize

    4KB

  • memory/4600-180-0x0000000001660000-0x0000000003E36000-memory.dmp

    Filesize

    39.8MB

  • memory/4600-181-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-183-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-182-0x0000000001660000-0x0000000003E36000-memory.dmp

    Filesize

    39.8MB

  • memory/4600-185-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-186-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-187-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-188-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-189-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-194-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-195-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-199-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-206-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-207-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-208-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-209-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-210-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-211-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-218-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-219-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-221-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-222-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-223-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-224-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-225-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-226-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-228-0x0000000077501000-0x0000000077621000-memory.dmp

    Filesize

    1.1MB

  • memory/4600-229-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-230-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-232-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-233-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-234-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-235-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-236-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-237-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-238-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-239-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-240-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/4600-241-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB