General

  • Target

    among.exe

  • Size

    3.0MB

  • Sample

    201025-2cqpzgq2as

  • MD5

    bd089566ea96fcbff16b58166467c04e

  • SHA1

    600d2248a7a21d13dd407a3c5769c11da46f4269

  • SHA256

    254065f8c104909b9539cfeb5b1fa5641b5871114cb3185be5f533022f7e341c

  • SHA512

    c9f96b23b7e62f65579c01ad95543992c187b2c92c6d5935af8d6d5368ec1e91becfc23e6c4e9ad84d8077090392a0c29d29a3c2b350876db5760d7131095ccb

Malware Config

Targets

    • Target

      among.exe

    • Size

      3.0MB

    • MD5

      bd089566ea96fcbff16b58166467c04e

    • SHA1

      600d2248a7a21d13dd407a3c5769c11da46f4269

    • SHA256

      254065f8c104909b9539cfeb5b1fa5641b5871114cb3185be5f533022f7e341c

    • SHA512

      c9f96b23b7e62f65579c01ad95543992c187b2c92c6d5935af8d6d5368ec1e91becfc23e6c4e9ad84d8077090392a0c29d29a3c2b350876db5760d7131095ccb

    • Echelon

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

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Echelon log file

      Detects a log file produced by Echelon.

    • ServiceHost packer

      Detects ServiceHost packer used for .NET malware

    • Blacklisted process makes network request

    • Executes dropped EXE

    • Suspicious Office macro

      Office document equipped with 4.0 macros.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • JavaScript code in executable

    • Looks up external IP address via web service

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

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks