Analysis

  • max time kernel
    118s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-07-2024 01:41

General

  • Target

    f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe

  • Size

    881KB

  • MD5

    4b6a9daefc35a680c726bede57b9a1e7

  • SHA1

    75f1c17dcb8d7d07aba3de32e432a198432fd65b

  • SHA256

    f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b

  • SHA512

    f3d4d1872ce0e9e75ab82c218dd5ee1b4dad80f1b0b92f79e1338cffa9acffacabe7646e9db1a206fa5715c8d6ad872a562957bf8e46264f9e2acbf7106aeb16

  • SSDEEP

    12288:mx4DpIngdgIMVJwhIF6A1fUiMxwsVc481bBg4/DnoOVTBkFuVclJ/cocNboPhAMh:ld0G46AVUi2mXwOeldNcNsJR7SJw

Malware Config

Extracted

Family

snakekeylogger

Credentials
C2

http://103.130.147.85

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe
    "C:\Users\Admin\AppData\Local\Temp\f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Users\Admin\AppData\Local\Temp\f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe
      C:\Users\Admin\AppData\Local\Temp\f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3292

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\f4950f52673c4a9fc9a369228ba52f417038fcbba3901245921ba8a68fba5a6b.exe.log
    Filesize

    1KB

    MD5

    00e11b196d5ba77191cba469e8925764

    SHA1

    f1546b803f20c8b4010f862843edc0b0771a681b

    SHA256

    abfc56372bee93b3c083a66ac449e55f824c5ef64cbb87d656011cc0ff1ec6c1

    SHA512

    985bd5a4d4f516701e54a4c361dd3a454cb107694cd240336e32365822f49b47f0a2e0cc04ae7866bfd4d142175540bb329f02f3e1b990e9a09c63c2e258f0a7

  • memory/1612-6-0x000000001D320000-0x000000001D3C4000-memory.dmp
    Filesize

    656KB

  • memory/1612-1-0x0000000000310000-0x00000000003F2000-memory.dmp
    Filesize

    904KB

  • memory/1612-3-0x000000001BE40000-0x000000001BE64000-memory.dmp
    Filesize

    144KB

  • memory/1612-4-0x000000001BF70000-0x000000001BF86000-memory.dmp
    Filesize

    88KB

  • memory/1612-5-0x0000000002F00000-0x0000000002F14000-memory.dmp
    Filesize

    80KB

  • memory/1612-0-0x00007FFE29CF3000-0x00007FFE29CF5000-memory.dmp
    Filesize

    8KB

  • memory/1612-10-0x00007FFE29CF0000-0x00007FFE2A7B1000-memory.dmp
    Filesize

    10.8MB

  • memory/1612-2-0x00007FFE29CF0000-0x00007FFE2A7B1000-memory.dmp
    Filesize

    10.8MB

  • memory/3292-7-0x0000000140000000-0x0000000140024000-memory.dmp
    Filesize

    144KB

  • memory/3292-11-0x00007FFE29CF0000-0x00007FFE2A7B1000-memory.dmp
    Filesize

    10.8MB

  • memory/3292-12-0x00007FFE29CF0000-0x00007FFE2A7B1000-memory.dmp
    Filesize

    10.8MB

  • memory/3292-13-0x000000001C150000-0x000000001C1A0000-memory.dmp
    Filesize

    320KB

  • memory/3292-14-0x000000001E620000-0x000000001E7E2000-memory.dmp
    Filesize

    1.8MB

  • memory/3292-15-0x00007FFE29CF0000-0x00007FFE2A7B1000-memory.dmp
    Filesize

    10.8MB