Analysis

  • max time kernel
    99s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 01:58

General

  • Target

    order.exe

  • Size

    1.3MB

  • MD5

    db0fbf9c80238f34c22726ca4bfa6759

  • SHA1

    d1fd22f57ad0fb02f0f8ac4d31b31d2f191e0f27

  • SHA256

    a643a629e8acc513e9c6d51842fe1775208b64c4e1e20036fa52b7038ecf2c25

  • SHA512

    226138cca5053dd91cb08b3d30dd34f37074e63cd698e676092374f1468d0a8045b42c1ec1f224d59a06324f268676771c068bb181b48f597ee9eed60d7eaf62

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\8236ADF044\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.5.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States OS: Microsoft Windows 10 Pro64bit CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 5:01:13 AM MassLogger Started: 5/21/2022 5:01:08 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\order.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    chinelomywife2018

Signatures

  • MassLogger

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

  • MassLogger Main Payload 32 IoCs
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 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\order.exe
    "C:\Users\Admin\AppData\Local\Temp\order.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4844
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IAEInhcV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB693.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2448
    • C:\Users\Admin\AppData\Local\Temp\order.exe
      "{path}"
      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:1816

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\order.exe.log
    Filesize

    1KB

    MD5

    45242be47e5fefb0e8ca1070ed4d9b98

    SHA1

    42d6890eaae85ad3423231b13e6f96e1a93c8165

    SHA256

    d9bde55febcd84b87cbe03e0a754bf24337f479c55f9853f5e991e24e5da2b3f

    SHA512

    d0c7c161749ec6310733d16159be5af15614744749396d785f84652c74a1ca09b4418eac99f3edc6c5922d6e264ba9bdc219359878199fed6c05326041115ae8

  • C:\Users\Admin\AppData\Local\Temp\tmpB693.tmp
    Filesize

    1KB

    MD5

    4ef06db3c11240dba5ce528f78112a35

    SHA1

    f63d4be11920f0d9de1e66822ae0d05307e6c2ff

    SHA256

    3529287c690191ff0260956f8dbb7da62a4b842197d12c09577a6075001e44b7

    SHA512

    cf01c3f322bf3775a2fc9bb7292da31995e41994df7b055140c213002c3c2c9160693b4fc524ab619c9e2d961aa42d87041c25bca486e8987285182ca4fb94e5

  • memory/1816-161-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-187-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-651-0x0000000007440000-0x0000000007490000-memory.dmp
    Filesize

    320KB

  • memory/1816-165-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-650-0x0000000005C20000-0x0000000005C86000-memory.dmp
    Filesize

    408KB

  • memory/1816-169-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-138-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-167-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-141-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-143-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-145-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-147-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-149-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-151-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-153-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-155-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-157-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-159-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-201-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-163-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-199-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-197-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-137-0x0000000000000000-mapping.dmp
  • memory/1816-171-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-173-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-175-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-177-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-179-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-181-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-183-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-185-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-195-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-189-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-191-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/1816-193-0x0000000000400000-0x00000000004B0000-memory.dmp
    Filesize

    704KB

  • memory/2448-135-0x0000000000000000-mapping.dmp
  • memory/4844-133-0x000000000AA40000-0x000000000AA4A000-memory.dmp
    Filesize

    40KB

  • memory/4844-131-0x000000000AA90000-0x000000000AB22000-memory.dmp
    Filesize

    584KB

  • memory/4844-130-0x0000000000950000-0x0000000000AA4000-memory.dmp
    Filesize

    1.3MB

  • memory/4844-132-0x000000000B0E0000-0x000000000B684000-memory.dmp
    Filesize

    5.6MB

  • memory/4844-134-0x0000000005B70000-0x0000000005C0C000-memory.dmp
    Filesize

    624KB