Analysis

  • max time kernel
    144s
  • max time network
    173s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    15-02-2022 08:03

General

  • Target

    93c898e900b2f5b2df2eb45ea60f30735444c4bc40166bf6bb487c4846f525bc.exe

  • Size

    2.4MB

  • MD5

    8fc0c161a03aa927986e6713f7de4854

  • SHA1

    a393954e96b238529bc22f02c987e2c48c785ce3

  • SHA256

    93c898e900b2f5b2df2eb45ea60f30735444c4bc40166bf6bb487c4846f525bc

  • SHA512

    d809d0835532c4d1a86e480ff08f3cde941f7e60b6f8fb813ec240ebbac7261f5aec91b879dc3b3d1b8f246c4ddd2b14661f8caecab56666be83629e285e8fc3

Malware Config

Signatures

  • RedLine

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

  • RedLine Payload 1 IoCs
  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • 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\93c898e900b2f5b2df2eb45ea60f30735444c4bc40166bf6bb487c4846f525bc.exe
    "C:\Users\Admin\AppData\Local\Temp\93c898e900b2f5b2df2eb45ea60f30735444c4bc40166bf6bb487c4846f525bc.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:1940

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/1940-55-0x00000000760F1000-0x00000000760F3000-memory.dmp
    Filesize

    8KB

  • memory/1940-57-0x0000000075F01000-0x0000000075F02000-memory.dmp
    Filesize

    4KB

  • memory/1940-56-0x0000000075F04000-0x0000000075F05000-memory.dmp
    Filesize

    4KB

  • memory/1940-58-0x000000007600E000-0x000000007600F000-memory.dmp
    Filesize

    4KB

  • memory/1940-59-0x00000000778F0000-0x00000000778F2000-memory.dmp
    Filesize

    8KB

  • memory/1940-62-0x00000000747FE000-0x00000000747FF000-memory.dmp
    Filesize

    4KB

  • memory/1940-63-0x00000000002E0000-0x0000000000960000-memory.dmp
    Filesize

    6.5MB

  • memory/1940-64-0x0000000002CF0000-0x0000000002CF1000-memory.dmp
    Filesize

    4KB