Overview

overview

10

Static

static

2fcead4dde...b8.exe

windows7_x64

10

2fcead4dde...b8.exe

windows10_x64

10

Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    31-01-2022 03:40

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General

  • Target

    2fcead4dde3efc15cfa2a1acd887d36535b97eada854a189324dc65013e406b8.exe

  • Size

    1.5MB

  • MD5

    42b7ad9f68861217fa003d3154c0d779

  • SHA1

    7574bc07cfb34148fca3e18c87c64554a7b8529a

  • SHA256

    2fcead4dde3efc15cfa2a1acd887d36535b97eada854a189324dc65013e406b8

  • SHA512

    d457fd41ebf63fa24959fadd5be4600da790b43025025163d620e662e219086c265545494bc0fd40eb71463e64af0f651f1fe9509a40ce67fac625f98e20cb53

Score
10/10
echeloncollectiondiscoveryspywarestealer

Malware Config

Signatures

  • Echelon

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

    stealerspywareechelon
  • Echelon log file 1 IoCs

    Detects a log file produced by Echelon.

  • Deletes itself 1 IoCs
  • 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
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Looks up external IP address via web service 6 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2fcead4dde3efc15cfa2a1acd887d36535b97eada854a189324dc65013e406b8.exe
    "C:\Users\Admin\AppData\Local\Temp\2fcead4dde3efc15cfa2a1acd887d36535b97eada854a189324dc65013e406b8.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:1748
    • C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpE946.tmp.cmd""
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1724
      • C:\Windows\system32\timeout.exe
        timeout 4
        3⤵
        • Delays execution with timeout.exe
        PID:1800

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE946.tmp.cmd
    MD5

    1843b720ec6444408b5cfcacb063b8e2

    SHA1

    f53dd2a79e814664e4a5594a389099c195491978

    SHA256

    d7b6ba39f83d2c67cace37cfdac523d36bc7f1b3af87219baafcffc2f7060aea

    SHA512

    48149c0419efe9258df0c341dd2a12e1bb3e4dbac6af77010918a1d1c0faa72da61edde725795f0d569920d1759a6c1711bd46687fba3766999308f76cf1b071

    Download Submit
  • memory/1748-54-0x0000000001210000-0x000000000139E000-memory.dmp
    Filesize

    1.6MB

    Download
  • memory/1748-55-0x000000001B490000-0x000000001B492000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1748-56-0x0000000000140000-0x0000000000160000-memory.dmp
    Filesize

    128KB

    Download