Analysis

  • max time kernel
    25s
  • max time network
    29s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    27-03-2023 01:59

General

  • Target

    afac9fa41b9b5790863b0674e7315bd82bc890c647ac635c4435c4798e65a3dc.exe

  • Size

    20.0MB

  • MD5

    aad928ec7a88f5570de0bfaa270d0548

  • SHA1

    084453356043aac2acf583ee9a543275ecb3654a

  • SHA256

    afac9fa41b9b5790863b0674e7315bd82bc890c647ac635c4435c4798e65a3dc

  • SHA512

    85ce4046d9ac49b2ce38c035276b3597b157d1e0b59153d65a29c8671a1197ec3f32d13c466c725e1cd97a97a2697ebf8d12663486d87db086363237cbbc6f6a

  • SSDEEP

    98304:3Vde8FivCeGDRsiSc/XBgZrzyWGgRSL6O2jSk6adBNWuz+VRD0MbQY:HZFwAur6XBazEgRSSjS5aT1z+/D0yQY

Malware Config

Extracted

Family

raccoon

Botnet

540b1db0b12b23e63e6942952aa03e47

C2

http://45.9.74.36/

http://45.9.74.34/

rc4.plain

Signatures

  • Raccoon

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

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • VMProtect packed file 1 IoCs

    Detects executables packed with VMProtect commercial packer.

  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\afac9fa41b9b5790863b0674e7315bd82bc890c647ac635c4435c4798e65a3dc.exe
    "C:\Users\Admin\AppData\Local\Temp\afac9fa41b9b5790863b0674e7315bd82bc890c647ac635c4435c4798e65a3dc.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Roaming\1lJo9fV3.exe
      "C:\Users\Admin\AppData\Roaming\1lJo9fV3.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1556
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Roaming\1lJo9fV3.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1656
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:440

    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\Roaming\1lJo9fV3.exe
      Filesize

      13.9MB

      MD5

      809fd08e5f79d466a9246b7a793f691d

      SHA1

      3256eca2d1638d421bc53cbfcca50effc18b5cec

      SHA256

      b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

      SHA512

      93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

    • C:\Users\Admin\AppData\Roaming\1lJo9fV3.exe
      Filesize

      13.9MB

      MD5

      809fd08e5f79d466a9246b7a793f691d

      SHA1

      3256eca2d1638d421bc53cbfcca50effc18b5cec

      SHA256

      b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

      SHA512

      93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

    • \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

    • \Users\Admin\AppData\Roaming\1lJo9fV3.exe
      Filesize

      13.9MB

      MD5

      809fd08e5f79d466a9246b7a793f691d

      SHA1

      3256eca2d1638d421bc53cbfcca50effc18b5cec

      SHA256

      b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

      SHA512

      93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

    • \Users\Admin\AppData\Roaming\1lJo9fV3.exe
      Filesize

      13.9MB

      MD5

      809fd08e5f79d466a9246b7a793f691d

      SHA1

      3256eca2d1638d421bc53cbfcca50effc18b5cec

      SHA256

      b532572f5b6417a242309c4a1bf5eef3eac6070626df9dd5b23c89d81592e2d8

      SHA512

      93192b344bc02daa6b81e0ea8b009ffe8e193ec2561678620e0efde39b4a0b43b00db4c1bea5a1859318bb91d3d66fc806130cee139b7b2d6a7951401d329c53

    • memory/1556-102-0x0000000000FE0000-0x0000000001E30000-memory.dmp
      Filesize

      14.3MB

    • memory/1960-54-0x0000000000400000-0x000000000091F000-memory.dmp
      Filesize

      5.1MB

    • memory/1960-91-0x0000000061E00000-0x0000000061EF1000-memory.dmp
      Filesize

      964KB