Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2024 13:47

General

  • Target

    0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe

  • Size

    686.6MB

  • MD5

    436c4290282bda086d3a38ae2ea5c2f5

  • SHA1

    c69e9b7ba4967be00330053ba6b152f8393da612

  • SHA256

    0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3

  • SHA512

    ca1efea143c0e73b9c50afeaf0826da24373990c93b176f84e2576596b5296a38765db6710becab1c1829a5a1dba84eb34504f79ae0d55964a845e66a0aab15b

  • SSDEEP

    98304:ULX0zHX9KZlxm8pNeRNO+eL1nZ779wnqRJh3kMDpzzY8:qXsHX9KmDJeLj9i4nda8

Malware Config

Signatures

  • PrivateLoader

    PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

  • Privateloader family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Themida packer 12 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe
    "C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabFA0A.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarFA2C.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2096-8-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-3-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-4-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-6-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-0-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-7-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-5-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-15-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-16-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-2-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-1-0x0000000077B30000-0x0000000077B32000-memory.dmp

    Filesize

    8KB

  • memory/2096-69-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB

  • memory/2096-70-0x0000000000980000-0x0000000001421000-memory.dmp

    Filesize

    10.6MB