Overview

overview

9

Static

static

7

II-tr.exe

windows7-x64

9

II-tr.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    106s
  • max time network
    98s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-04-2023 05:24

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General

  • Target

    II-tr.exe

  • Size

    3.3MB

  • MD5

    548bfc6c224d952ee4c0278390965ae9

  • SHA1

    bf9d43e9a90dcf49dcb34416f9dd8ea7b85e7c77

  • SHA256

    22dcbfdbfb5cbfb6f12dadaeccf570b8c8acc079afa585886af880e975f380ae

  • SHA512

    0deea8c5ee13313e3edb4db960fbef6351e0c01391bac44b081da067c23407f567238d46d792b34ee7fd35a92c6712c504426a645dbeb8d60f833f70bf2d01ac

  • SSDEEP

    98304:XHpb2umYIoREUsoGytV4n0oj8tb3gCHg1dWm:Xdlm7AEQGyD4E39Avt

Score
9/10
agilenetdiscoveryevasionspywarestealerthemidatrojan

Malware Config

Signatures

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

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

  • Obfuscated with Agile.Net obfuscator 3 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    agilenet
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Themida packer 3 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Checks installed software on the system 1 TTPs

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

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

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\II-tr.exe
    "C:\Users\Admin\AppData\Local\Temp\II-tr.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
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1920
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 1948
      2⤵
      • Program crash
      PID:1644

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

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Downloads

  • C:\Users\Admin\AppData\Local\f595450f715ebe11c3af8f7c7753b8d9\Admin@[email protected]\Software.txt
    Filesize

    4KB

    MD5

    0deddb3cd02f97a1b29228e249b3b365

    SHA1

    fecda2c925798a04ad17871124a441dd96ae1730

    SHA256

    f347f9e4d3dd0ce266a5d225c0471e33386c659c6c2425a1b2e625864e538b9b

    SHA512

    23d186926572a79bd7cec17ddfc8dc49e97097636cf34cdbc4a8b3d6b590362635cb41200da96385cbc9da4d255cef65bf5bf2cd964c37c331ef9d1dec50eeb0

    Download Submit
  • C:\Users\Admin\AppData\Local\f595450f715ebe11c3af8f7c7753b8d9\Admin@[email protected]\Software.txt
    Filesize

    4KB

    MD5

    0deddb3cd02f97a1b29228e249b3b365

    SHA1

    fecda2c925798a04ad17871124a441dd96ae1730

    SHA256

    f347f9e4d3dd0ce266a5d225c0471e33386c659c6c2425a1b2e625864e538b9b

    SHA512

    23d186926572a79bd7cec17ddfc8dc49e97097636cf34cdbc4a8b3d6b590362635cb41200da96385cbc9da4d255cef65bf5bf2cd964c37c331ef9d1dec50eeb0

    Download Submit
  • memory/1920-56-0x0000000001230000-0x0000000001BD8000-memory.dmp
    Filesize

    9.7MB

    Download
  • memory/1920-57-0x0000000001230000-0x0000000001BD8000-memory.dmp
    Filesize

    9.7MB

    Download
  • memory/1920-58-0x0000000001230000-0x0000000001BD8000-memory.dmp
    Filesize

    9.7MB

    Download
  • memory/1920-59-0x00000000052E0000-0x0000000005320000-memory.dmp
    Filesize

    256KB

    Download
  • memory/1920-61-0x0000000001230000-0x0000000001BD8000-memory.dmp
    Filesize

    9.7MB

    Download
  • memory/1920-146-0x00000000052E0000-0x0000000005320000-memory.dmp
    Filesize

    256KB

    Download
  • memory/1920-160-0x0000000001230000-0x0000000001BD8000-memory.dmp
    Filesize

    9.7MB

    Download