Analysis

  • max time kernel
    147s
  • max time network
    175s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    15-02-2022 12:40

General

  • Target

    674f65460796966873e35d832d63f58ad5e01d27e8f7c0e732f65bc44374652e.exe

  • Size

    2.9MB

  • MD5

    4920f84c7f65310da58d4866bf27c9bd

  • SHA1

    b436458a87aa70eaf0c9b0f1bf0fc4f24b9b7e60

  • SHA256

    674f65460796966873e35d832d63f58ad5e01d27e8f7c0e732f65bc44374652e

  • SHA512

    481a56f6115e76b1c83ea6c97f9671b5bfcdbf0da3e084de26007f92d22cb47b8486d850eb0f81f90f1e8763e87f1b3f161b03e423b9bf95ce27189dd79b0c3e

Malware Config

Signatures

  • RedLine

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

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

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

  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\674f65460796966873e35d832d63f58ad5e01d27e8f7c0e732f65bc44374652e.exe
    "C:\Users\Admin\AppData\Local\Temp\674f65460796966873e35d832d63f58ad5e01d27e8f7c0e732f65bc44374652e.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:528

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/528-54-0x0000000076121000-0x0000000076123000-memory.dmp
    Filesize

    8KB

  • memory/528-58-0x0000000077241000-0x0000000077242000-memory.dmp
    Filesize

    4KB

  • memory/528-57-0x0000000077244000-0x0000000077245000-memory.dmp
    Filesize

    4KB

  • memory/528-59-0x0000000075ACE000-0x0000000075ACF000-memory.dmp
    Filesize

    4KB

  • memory/528-60-0x0000000077780000-0x0000000077782000-memory.dmp
    Filesize

    8KB

  • memory/528-61-0x0000000000A10000-0x0000000001196000-memory.dmp
    Filesize

    7.5MB

  • memory/528-62-0x000000007469E000-0x000000007469F000-memory.dmp
    Filesize

    4KB

  • memory/528-63-0x0000000005470000-0x0000000005471000-memory.dmp
    Filesize

    4KB