Analysis

  • max time kernel
    90s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-10-2022 19:50

General

  • Target

    9d91cbc0bff07a1c1749886482c8defb287c1a2528e60d6f7100e6030470c482.exe

  • Size

    2.5MB

  • MD5

    ae77c94a61d57734721deb063a7b6810

  • SHA1

    60aaaae059ecd0a2c023aa0b04d45ae0fd810d0f

  • SHA256

    9d91cbc0bff07a1c1749886482c8defb287c1a2528e60d6f7100e6030470c482

  • SHA512

    38ac4b217faa9bf5d61d3ddfef35286c56f5e6305d660f40d74c0df60f84a551720b9f56ebb99317583a0ce8c716be755b24054575591cdd95f4a1af3b5cfb2f

  • SSDEEP

    24576:/LFn3VKYc4m2vYoYMUa0uBMErtkudRdUshmGD6QOqCqFUFkLY/KJlXl3RuQ5531v:/LFn3VK/4m4OWCqFUFkkC3Xl3h

Malware Config

Extracted

Family

raccoon

Botnet

ce21570f8b07f4e68bfb7f44917635b1

C2

http://77.73.133.7/

rc4.plain

Signatures

  • Raccoon

    Raccoon is an infostealer written in C++ and first seen in 2019.

  • Downloads MZ/PE file
  • Loads dropped DLL 3 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d91cbc0bff07a1c1749886482c8defb287c1a2528e60d6f7100e6030470c482.exe
    "C:\Users\Admin\AppData\Local\Temp\9d91cbc0bff07a1c1749886482c8defb287c1a2528e60d6f7100e6030470c482.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3628
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Loads dropped DLL
      PID:100332

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Defense Evasion

Scripting

1
T1064

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\mozglue.dll
    Filesize

    612KB

    MD5

    f07d9977430e762b563eaadc2b94bbfa

    SHA1

    da0a05b2b8d269fb73558dfcf0ed5c167f6d3877

    SHA256

    4191faf7e5eb105a0f4c5c6ed3e9e9c71014e8aa39bbee313bc92d1411e9e862

    SHA512

    6afd512e4099643bba3fc7700dd72744156b78b7bda10263ba1f8571d1e282133a433215a9222a7799f9824f244a2bc80c2816a62de1497017a4b26d562b7eaf

  • C:\Users\Admin\AppData\LocalLow\nss3.dll
    Filesize

    1.9MB

    MD5

    f67d08e8c02574cbc2f1122c53bfb976

    SHA1

    6522992957e7e4d074947cad63189f308a80fcf2

    SHA256

    c65b7afb05ee2b2687e6280594019068c3d3829182dfe8604ce4adf2116cc46e

    SHA512

    2e9d0a211d2b085514f181852fae6e7ca6aed4d29f396348bedb59c556e39621810a9a74671566a49e126ec73a60d0f781fa9085eb407df1eefd942c18853be5

  • C:\Users\Admin\AppData\LocalLow\sqlite3.dll
    Filesize

    1.0MB

    MD5

    dbf4f8dcefb8056dc6bae4b67ff810ce

    SHA1

    bbac1dd8a07c6069415c04b62747d794736d0689

    SHA256

    47b64311719000fa8c432165a0fdcdfed735d5b54977b052de915b1cbbbf9d68

    SHA512

    b572ca2f2e4a5cc93e4fcc7a18c0ae6df888aa4c55bc7da591e316927a4b5cfcbdda6e60018950be891ff3b26f470cc5cce34d217c2d35074322ab84c32a25d1

  • memory/100332-133-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/100332-132-0x0000000000000000-mapping.dmp
  • memory/100332-140-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB