Analysis

  • max time kernel
    90s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    30-06-2022 19:26

General

  • Target

    REVISE ORDER.exe

  • Size

    804KB

  • MD5

    cf41831924a9e271522a59b8cfa7e9bc

  • SHA1

    624d9d1ff349e8fddfb93dfb277c3f93d20cd625

  • SHA256

    069f0dc72189e7faf5278aabd6ba9f53c386023f9d7d8ab863896e43f6a4e456

  • SHA512

    562e01c7c9d935cab4b980407dc8955316bfd3acc61db304ab06df6e37dcccf9d77f0fb5c6907f4dfde751a5b4635879d1a34e7bb119fba0e1e32fd2abb6dedd

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    billions@cairoways.me
  • Password:
    Whyworry90#

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 18 IoCs
  • 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 SetThreadContext 1 IoCs
  • 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.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\REVISE ORDER.exe
    "C:\Users\Admin\AppData\Local\Temp\REVISE ORDER.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\upwkrGXGpc" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB0C7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3880
    • C:\Users\Admin\AppData\Local\Temp\REVISE ORDER.exe
      "C:\Users\Admin\AppData\Local\Temp\REVISE ORDER.exe"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1796

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\REVISE ORDER.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\tmpB0C7.tmp
    Filesize

    1KB

    MD5

    fd2f796fbc78c99446e49df186bdb74a

    SHA1

    13ef5dd9a9692a4449beffcb5647cb9fb2badfa7

    SHA256

    fca0a362e737a3a2281946da019edda0caf8ebfdab5a3154e3eab356ca9e9dd1

    SHA512

    0d5da761b7d6fc27516c2040e55951e383cc1de67534d6f75e3d281874f1d7be1c50bef61b3380f6622ff8f7362a1aa96c9fa6ff1c3ba361bfc391a531215e01

  • memory/1796-161-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-187-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-639-0x0000000008190000-0x00000000081E0000-memory.dmp
    Filesize

    320KB

  • memory/1796-165-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-638-0x0000000006360000-0x00000000063C6000-memory.dmp
    Filesize

    408KB

  • memory/1796-169-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-138-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-167-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-141-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-143-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-145-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-147-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-149-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-151-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-153-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-155-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-157-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-159-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-201-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-163-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-199-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-197-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-137-0x0000000000000000-mapping.dmp
  • memory/1796-171-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-173-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-175-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-177-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-179-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-181-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-183-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-185-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-195-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-189-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-191-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/1796-193-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB

  • memory/2600-133-0x00000000051A0000-0x00000000051AA000-memory.dmp
    Filesize

    40KB

  • memory/2600-131-0x000000000AA80000-0x000000000B024000-memory.dmp
    Filesize

    5.6MB

  • memory/2600-130-0x0000000000690000-0x0000000000760000-memory.dmp
    Filesize

    832KB

  • memory/2600-132-0x000000000A4D0000-0x000000000A562000-memory.dmp
    Filesize

    584KB

  • memory/2600-134-0x000000000C6F0000-0x000000000C78C000-memory.dmp
    Filesize

    624KB

  • memory/3880-135-0x0000000000000000-mapping.dmp