Overview

overview

10

Static

static

PO_OK120.scr

windows7_x64

10

PO_OK120.scr

windows10-2004_x64

7

Analysis

  • max time kernel
    127s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 01:36

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General

  • Target

    PO_OK120.scr

  • Size

    819KB

  • MD5

    a3da0503d87038ca6e6c02e56060ce3d

  • SHA1

    b8c583973286d94a590e3d70fc41b76fbf854994

  • SHA256

    ac5a853fbf0899cb5f628c1dfe1c153a13748c16fe009f5448d15a2fabcc8b65

  • SHA512

    33e87fd19ebcaee7d4f521c55cecb5ba0c897d5ad327b46d47bb436fc4703b191024528b72283de07c10a0ca315a2e04a886b69a4cc6d2c3ed6e5cc6cd2e3e61

Score
7/10
collectionspywarestealer

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

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

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Looks up external IP address via web service 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO_OK120.scr
    "C:\Users\Admin\AppData\Local\Temp\PO_OK120.scr" /S
    1⤵
    • Checks computer location settings
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:3368
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GOoAjxuZEogTsN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB674.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4948

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB674.tmp
    Filesize

    1KB

    MD5

    eee352c3ebe3ffb8e43f9840a0deac52

    SHA1

    b44364f08a3cb072c929d18f526a5d6ca4c6ec02

    SHA256

    42eaa07caa45ea50765a6b505fd6820ee9f849e2baeed7b9cfeaf8c3a81d9b97

    SHA512

    8502d4f0dfe300da4eb9f035c73c41da2fb59ab811a0d08fc633bee1eb2eace510068be136f4beea4e3afdabae917874154d2182e257c1e7d19cda38d43157f9

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  • memory/3368-130-0x0000000000950000-0x0000000000A22000-memory.dmp
    Filesize

    840KB

    Download
  • memory/3368-131-0x0000000005880000-0x0000000005E24000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/3368-132-0x00000000053D0000-0x0000000005462000-memory.dmp
    Filesize

    584KB

    Download
  • memory/3368-133-0x0000000005480000-0x000000000548A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/3368-134-0x0000000008E60000-0x0000000008EFC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/3368-137-0x0000000007680000-0x00000000076E6000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4948-135-0x0000000000000000-mapping.dmp
    Download