Analysis

  • max time kernel
    77s
  • 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
    02-02-2023 06:22

General

  • Target

    Setup.exe

  • Size

    726.6MB

  • MD5

    ebd5cd599205900317217a63e56682f4

  • SHA1

    deb77205e3a6946f4ebcadc9a38722db1d714fdb

  • SHA256

    5dfabc04464a9083204c71e58dc742bcdc8eeac11db3aad1352ef244fdd9985b

  • SHA512

    7953dab7ec2731f8daf4f3d71fcabbc334f1a179c053df28c4b4365a0eb4ffcb01db95f9c8d378b86dd515644af58ba72a52f1e6910f12e25eeba71c98600a4e

  • SSDEEP

    196608:POLaJJiSb4tlUVHQf6bSU5EuklXBAuFitiB:POOJMXUVHQg7kjB

Malware Config

Extracted

Family

raccoon

Botnet

4e27b39e9aaa6403f36702b4d66f5024

C2

http://94.142.138.10/

http://94.142.138.9/

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
  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:2220

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
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/2220-132-0x0000000000400000-0x0000000000E83000-memory.dmp
    Filesize

    10.5MB

  • memory/2220-134-0x0000000000400000-0x0000000000E83000-memory.dmp
    Filesize

    10.5MB

  • memory/2220-135-0x0000000000400000-0x0000000000E83000-memory.dmp
    Filesize

    10.5MB

  • memory/2220-139-0x0000000000400000-0x0000000000E83000-memory.dmp
    Filesize

    10.5MB

  • memory/2220-140-0x0000000000400000-0x0000000000E83000-memory.dmp
    Filesize

    10.5MB