Overview

overview

10

Static

static

8

File.exe

windows7_x64

10

File.exe

windows10-2004_x64

9

Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-06-2022 17:16

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General

  • Target

    File.exe

  • Size

    4.8MB

  • MD5

    c38b1f5087b560432a9e4d401c9c7c7b

  • SHA1

    7bd99ddd2e3b5836317d04c506f1cc89a5f90436

  • SHA256

    f072f7896731668ac389aa1d7da8c1d12a858bcf58b6ef8d023ffa78ef3f4023

  • SHA512

    f09ed2df81cedf1767c5479f7a4f4c322e8c050b4ab5ccbbb8eb8ba87bcc188d67a7cb78a3c6c9a957d6bd1b9f8d9377e43b06ed464408faf3dce95a8a5c585a

Score
10/10
evasionspywarestealersuricatathemidatrojanvmprotect

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 7 IoCs
    evasiontrojan
  • suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

    suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

    suricata
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    evasion
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • VMProtect packed file 6 IoCs

    Detects executables packed with VMProtect commercial packer.

    vmprotect
  • 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.

  • 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.

    spywarestealer
  • Themida packer 6 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\File.exe
    "C:\Users\Admin\AppData\Local\Temp\File.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:892
    • C:\Users\Admin\Pictures\Adobe Films\T_SWh5cc40xSlQV3waOFyO3T.exe
      "C:\Users\Admin\Pictures\Adobe Films\T_SWh5cc40xSlQV3waOFyO3T.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:888
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 892 -s 1456
      2⤵
      • Program crash
      PID:520

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\Pictures\Adobe Films\T_SWh5cc40xSlQV3waOFyO3T.exe
    Filesize

    318KB

    MD5

    3f22bd82ee1b38f439e6354c60126d6d

    SHA1

    63b57d818f86ea64ebc8566faeb0c977839defde

    SHA256

    265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

    SHA512

    b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

    Download Submit
  • \Users\Admin\Pictures\Adobe Films\T_SWh5cc40xSlQV3waOFyO3T.exe
    Filesize

    318KB

    MD5

    3f22bd82ee1b38f439e6354c60126d6d

    SHA1

    63b57d818f86ea64ebc8566faeb0c977839defde

    SHA256

    265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

    SHA512

    b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

    Download Submit
  • memory/520-66-0x0000000000000000-mapping.dmp
    Download
  • memory/888-64-0x0000000000000000-mapping.dmp
    Download
  • memory/892-58-0x00000000003F0000-0x0000000000BCF000-memory.dmp
    Filesize

    7.9MB

    Download
  • memory/892-60-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/892-57-0x00000000003F0000-0x0000000000BCF000-memory.dmp
    Filesize

    7.9MB

    Download
  • memory/892-61-0x00000000003F0000-0x0000000000BCF000-memory.dmp
    Filesize

    7.9MB

    Download
  • memory/892-62-0x0000000004B00000-0x0000000004CBE000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/892-59-0x00000000003F0000-0x0000000000BCF000-memory.dmp
    Filesize

    7.9MB

    Download
  • memory/892-54-0x00000000763B1000-0x00000000763B3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/892-56-0x00000000003F0000-0x0000000000BCF000-memory.dmp
    Filesize

    7.9MB

    Download
  • memory/892-55-0x00000000003F0000-0x0000000000BCF000-memory.dmp
    Filesize

    7.9MB

    Download
  • memory/892-67-0x0000000004B00000-0x0000000004CBE000-memory.dmp
    Filesize

    1.7MB

    Download