Analysis

  • max time kernel
    119s
  • max time network
    167s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    31-01-2022 03:40

General

  • Target

    7f5150f3f8c7d4ddc347145febe6298261cd3202cccb13eae92b3bb5d1f51aad.exe

  • Size

    733KB

  • MD5

    670c1c408f78531edb204032e6ec1d9a

  • SHA1

    cf349c4cc53c3b77ac4f7fecdfe892c3ca685f38

  • SHA256

    7f5150f3f8c7d4ddc347145febe6298261cd3202cccb13eae92b3bb5d1f51aad

  • SHA512

    db786392d6f470c23459ad793fb2ac5637a973aee1a27984e0a91f4721635017555a7409786cd85ed1604171a4fa8ce812f88d156468e006658d4edc83151f48

Malware Config

Signatures

  • Echelon

    Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

  • 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 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Looks up external IP address via web service 3 IoCs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f5150f3f8c7d4ddc347145febe6298261cd3202cccb13eae92b3bb5d1f51aad.exe
    "C:\Users\Admin\AppData\Local\Temp\7f5150f3f8c7d4ddc347145febe6298261cd3202cccb13eae92b3bb5d1f51aad.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:2700
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2700 -s 2924
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:480

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2700-118-0x00000227A9510000-0x00000227A95D0000-memory.dmp
    Filesize

    768KB

  • memory/2700-119-0x00000227A9900000-0x00000227A9976000-memory.dmp
    Filesize

    472KB

  • memory/2700-120-0x00000227C3C20000-0x00000227C3C22000-memory.dmp
    Filesize

    8KB

  • memory/2700-121-0x00000227C39E0000-0x00000227C3A56000-memory.dmp
    Filesize

    472KB