Analysis

  • max time kernel
    29s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    17/06/2022, 05:13

General

  • Target

    c1ba15907aa6885eb4e97fc12bdb721fee9360ac255834ae1dc6be327113334b.exe

  • Size

    647.1MB

  • MD5

    2894c5244f6ce9f275d7594e4cc471c0

  • SHA1

    267c66fe5a1a5ee0601c11a649aea4b207adf8e6

  • SHA256

    c1ba15907aa6885eb4e97fc12bdb721fee9360ac255834ae1dc6be327113334b

  • SHA512

    b484a18f63a8d47484642059eeb3ecc91a4b7efaec79a0bbe6fc4349630aebc071db6d950c359742e8a09d0ae244168b3893cb422a2bf727f243d416d2c06379

Malware Config

Signatures

  • RecordBreaker

    RecordBreaker is an information stealer capable of downloading and executing secondary payloads written in C++.

  • suricata: ET MALWARE Generic Stealer Config Download Request

    suricata: ET MALWARE Generic Stealer Config Download Request

  • suricata: ET MALWARE Recordbreaker Stealer CnC Checkin

    suricata: ET MALWARE Recordbreaker Stealer CnC Checkin

  • Downloads MZ/PE file
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • 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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1ba15907aa6885eb4e97fc12bdb721fee9360ac255834ae1dc6be327113334b.exe
    "C:\Users\Admin\AppData\Local\Temp\c1ba15907aa6885eb4e97fc12bdb721fee9360ac255834ae1dc6be327113334b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 848
      2⤵
      • Program crash
      PID:1296

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\LocalLow\mozglue.dll

    Filesize

    612KB

    MD5

    f07d9977430e762b563eaadc2b94bbfa

    SHA1

    da0a05b2b8d269fb73558dfcf0ed5c167f6d3877

    SHA256

    4191faf7e5eb105a0f4c5c6ed3e9e9c71014e8aa39bbee313bc92d1411e9e862

    SHA512

    6afd512e4099643bba3fc7700dd72744156b78b7bda10263ba1f8571d1e282133a433215a9222a7799f9824f244a2bc80c2816a62de1497017a4b26d562b7eaf

  • \Users\Admin\AppData\LocalLow\nss3.dll

    Filesize

    1.9MB

    MD5

    f67d08e8c02574cbc2f1122c53bfb976

    SHA1

    6522992957e7e4d074947cad63189f308a80fcf2

    SHA256

    c65b7afb05ee2b2687e6280594019068c3d3829182dfe8604ce4adf2116cc46e

    SHA512

    2e9d0a211d2b085514f181852fae6e7ca6aed4d29f396348bedb59c556e39621810a9a74671566a49e126ec73a60d0f781fa9085eb407df1eefd942c18853be5

  • \Users\Admin\AppData\LocalLow\sqlite3.dll

    Filesize

    1.0MB

    MD5

    dbf4f8dcefb8056dc6bae4b67ff810ce

    SHA1

    bbac1dd8a07c6069415c04b62747d794736d0689

    SHA256

    47b64311719000fa8c432165a0fdcdfed735d5b54977b052de915b1cbbbf9d68

    SHA512

    b572ca2f2e4a5cc93e4fcc7a18c0ae6df888aa4c55bc7da591e316927a4b5cfcbdda6e60018950be891ff3b26f470cc5cce34d217c2d35074322ab84c32a25d1

  • memory/1160-54-0x0000000001220000-0x0000000001D45000-memory.dmp

    Filesize

    11.1MB

  • memory/1160-56-0x0000000075CE1000-0x0000000075CE3000-memory.dmp

    Filesize

    8KB

  • memory/1160-57-0x0000000001220000-0x0000000001D45000-memory.dmp

    Filesize

    11.1MB

  • memory/1160-61-0x0000000001220000-0x0000000001D45000-memory.dmp

    Filesize

    11.1MB