Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    29-09-2023 08:48

General

  • Target

    018ccb52b75e10cd4a45aa22aa7b2342.exe

  • Size

    304KB

  • MD5

    018ccb52b75e10cd4a45aa22aa7b2342

  • SHA1

    7f0033b4a3958e14d1959555bbfbd58e667d460b

  • SHA256

    085432a1c99fa59ffaf3838e1a987e17df690bfd19fe6ad001ee7d9d6fba3eb4

  • SHA512

    13497efa83635329a0381f5e447bd47bd29bf7d1634c3909cb0537148d54e348c1455faa6b0246365d165eb1626a65a21acd410d70309ba40bfd6f73ef4c1e8f

  • SSDEEP

    6144:hnPdudwDvX6XTt3LWygobl2qgZbyWI2ku6nQ+i1ic3OYBsXA7L:hnPdj6ZKygjq0IZnK1wYMy

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rjxul.exe
    "C:\Users\Admin\AppData\Local\Temp\rjxul.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2440
  • C:\Users\Admin\AppData\Local\Temp\rjxul.exe
    "C:\Users\Admin\AppData\Local\Temp\rjxul.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2240
  • C:\Users\Admin\AppData\Local\Temp\018ccb52b75e10cd4a45aa22aa7b2342.exe
    "C:\Users\Admin\AppData\Local\Temp\018ccb52b75e10cd4a45aa22aa7b2342.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\clwdnbpwhtp.z

    Filesize

    223KB

    MD5

    7d27db2a5bfe2a656deb5c058c11e895

    SHA1

    a984084e6c172afe7e74e1aad336da5e18d1f6ca

    SHA256

    18a3419e49235789b45d28cd7c237f0ed01b951d59be06d69be7b2885b39df3e

    SHA512

    a2faaf0c5f76a36c46cfd4b044d01d6310d30bdd34ec87737efd3612461df2356a641b296abfb04b8f1a734a1269cc66fe01fc5c04ad7ec943cf034ce6e39526

  • C:\Users\Admin\AppData\Local\Temp\rjxul.exe

    Filesize

    179KB

    MD5

    f349989874895162828483b02560076a

    SHA1

    65511ebe6f6d198644015e8dc381c4f4ee2ee850

    SHA256

    dec3bfdef29cbab1dcab58098b439e96ea5a4b7b03a47dc9cfea16bc4ee0435f

    SHA512

    7a96db3f8d2799e98fdb3b447e1eef9022698524570c33ea88cba8c133782afeffd0acec1624b81aa9d43a0a400761482503aad8f73aeefbb2d23c9945efe401

  • C:\Users\Admin\AppData\Local\Temp\rjxul.exe

    Filesize

    179KB

    MD5

    f349989874895162828483b02560076a

    SHA1

    65511ebe6f6d198644015e8dc381c4f4ee2ee850

    SHA256

    dec3bfdef29cbab1dcab58098b439e96ea5a4b7b03a47dc9cfea16bc4ee0435f

    SHA512

    7a96db3f8d2799e98fdb3b447e1eef9022698524570c33ea88cba8c133782afeffd0acec1624b81aa9d43a0a400761482503aad8f73aeefbb2d23c9945efe401

  • C:\Users\Admin\AppData\Local\Temp\rjxul.exe

    Filesize

    179KB

    MD5

    f349989874895162828483b02560076a

    SHA1

    65511ebe6f6d198644015e8dc381c4f4ee2ee850

    SHA256

    dec3bfdef29cbab1dcab58098b439e96ea5a4b7b03a47dc9cfea16bc4ee0435f

    SHA512

    7a96db3f8d2799e98fdb3b447e1eef9022698524570c33ea88cba8c133782afeffd0acec1624b81aa9d43a0a400761482503aad8f73aeefbb2d23c9945efe401

  • \Users\Admin\AppData\Local\Temp\rjxul.exe

    Filesize

    179KB

    MD5

    f349989874895162828483b02560076a

    SHA1

    65511ebe6f6d198644015e8dc381c4f4ee2ee850

    SHA256

    dec3bfdef29cbab1dcab58098b439e96ea5a4b7b03a47dc9cfea16bc4ee0435f

    SHA512

    7a96db3f8d2799e98fdb3b447e1eef9022698524570c33ea88cba8c133782afeffd0acec1624b81aa9d43a0a400761482503aad8f73aeefbb2d23c9945efe401

  • \Users\Admin\AppData\Local\Temp\rjxul.exe

    Filesize

    179KB

    MD5

    f349989874895162828483b02560076a

    SHA1

    65511ebe6f6d198644015e8dc381c4f4ee2ee850

    SHA256

    dec3bfdef29cbab1dcab58098b439e96ea5a4b7b03a47dc9cfea16bc4ee0435f

    SHA512

    7a96db3f8d2799e98fdb3b447e1eef9022698524570c33ea88cba8c133782afeffd0acec1624b81aa9d43a0a400761482503aad8f73aeefbb2d23c9945efe401

  • memory/2240-6-0x0000000000210000-0x0000000000213000-memory.dmp

    Filesize

    12KB

  • memory/2440-16-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2440-20-0x0000000004A00000-0x0000000004A40000-memory.dmp

    Filesize

    256KB

  • memory/2440-15-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2440-21-0x0000000004A00000-0x0000000004A40000-memory.dmp

    Filesize

    256KB

  • memory/2440-17-0x0000000073CA0000-0x000000007438E000-memory.dmp

    Filesize

    6.9MB

  • memory/2440-18-0x0000000004A00000-0x0000000004A40000-memory.dmp

    Filesize

    256KB

  • memory/2440-19-0x00000000001E0000-0x0000000000204000-memory.dmp

    Filesize

    144KB

  • memory/2440-11-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2440-22-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2440-23-0x0000000073CA0000-0x000000007438E000-memory.dmp

    Filesize

    6.9MB

  • memory/2440-24-0x0000000004A00000-0x0000000004A40000-memory.dmp

    Filesize

    256KB

  • memory/2440-25-0x0000000004A00000-0x0000000004A40000-memory.dmp

    Filesize

    256KB

  • memory/2440-26-0x0000000004A00000-0x0000000004A40000-memory.dmp

    Filesize

    256KB

  • memory/2440-27-0x0000000073CA0000-0x000000007438E000-memory.dmp

    Filesize

    6.9MB