Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    17-09-2022 17:00

General

  • Target

    file.exe

  • Size

    2.4MB

  • MD5

    2536958df464e67a7034df5c8a52c840

  • SHA1

    317ac5e7e5a11e360c7dad23a77640ace6f61be6

  • SHA256

    4d16d0d71badaffaf1b1d87103f6883bd2a06959a6bc46b7bc415f9defeb055c

  • SHA512

    88b57d3534cc17ac83d32ae1516713021cc3920cb232bda3d15256fefbc24c2bf321170d30420239297ad14a96561157fd29df8bad99841c4cb9e40dd91a48be

  • SSDEEP

    49152:EqkTshVCo7zgQQbI+dcbCWBD2mLUmVmiFt1LHPPSXaTePKYkry9je:EqkThkglk2Ybt1LeaiCYk+Ze

Malware Config

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • 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.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 7 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1956

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1956-54-0x0000000075141000-0x0000000075143000-memory.dmp

    Filesize

    8KB

  • memory/1956-55-0x0000000000400000-0x0000000000B14000-memory.dmp

    Filesize

    7.1MB

  • memory/1956-56-0x0000000000400000-0x0000000000B14000-memory.dmp

    Filesize

    7.1MB

  • memory/1956-57-0x0000000000400000-0x0000000000B14000-memory.dmp

    Filesize

    7.1MB

  • memory/1956-58-0x0000000000400000-0x0000000000B14000-memory.dmp

    Filesize

    7.1MB

  • memory/1956-59-0x00000000770F0000-0x0000000077270000-memory.dmp

    Filesize

    1.5MB

  • memory/1956-60-0x0000000002B40000-0x0000000002B8C000-memory.dmp

    Filesize

    304KB

  • memory/1956-61-0x0000000004E10000-0x0000000004E5A000-memory.dmp

    Filesize

    296KB

  • memory/1956-62-0x0000000000400000-0x0000000000B14000-memory.dmp

    Filesize

    7.1MB

  • memory/1956-63-0x00000000770F0000-0x0000000077270000-memory.dmp

    Filesize

    1.5MB

  • memory/1956-64-0x0000000000400000-0x0000000000B14000-memory.dmp

    Filesize

    7.1MB

  • memory/1956-65-0x00000000770F0000-0x0000000077270000-memory.dmp

    Filesize

    1.5MB