General

  • Target

    ORDER INQUIRY.doc

  • Size

    1.5MB

  • Sample

    210503-yaf2xe7282

  • MD5

    76d29c28ca7c670367293ca72b21c35a

  • SHA1

    4572896caccc56875f0223c84348531daa61d827

  • SHA256

    0b06f4036cfeb9bebf96463b887c650c40dbde0128800dc8872318b4b13f48f5

  • SHA512

    58a6f8a0bd66354588e65a77d554695fab02f83acedc8eef9f1483b6cc0282d8f10ebb6fe2f11dfe27d5428e5453f7aec9364b8fcc38eb912f5819ea71e598eb

Malware Config

Extracted

Family

netwire

C2

79.134.225.52:31360

Attributes
  • activex_autorun

    false

  • activex_key

  • copy_executable

    false

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • install_path

  • keylogger_dir

  • lock_executable

    false

  • mutex

  • offline_keylogger

    false

  • password

    Favor1000$

  • registry_autorun

    false

  • startup_name

  • use_mutex

    false

Targets

    • Target

      ORDER INQUIRY.doc

    • Size

      1.5MB

    • MD5

      76d29c28ca7c670367293ca72b21c35a

    • SHA1

      4572896caccc56875f0223c84348531daa61d827

    • SHA256

      0b06f4036cfeb9bebf96463b887c650c40dbde0128800dc8872318b4b13f48f5

    • SHA512

      58a6f8a0bd66354588e65a77d554695fab02f83acedc8eef9f1483b6cc0282d8f10ebb6fe2f11dfe27d5428e5453f7aec9364b8fcc38eb912f5819ea71e598eb

    • NetWire RAT payload

    • Netwire

      Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Exploitation for Client Execution

1
T1203

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks