Analysis

  • max time kernel
    62s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-09-2022 15:52

General

  • Target

    d5a1c1d4f0dcb307b693d75f759251c84999a1f885d8e4486dbe844402a7fe84.exe

  • Size

    1.0MB

  • MD5

    095b613eb266abe973e2b6f808de1961

  • SHA1

    bae2c1ac2687c7f82a0723c25e54816df513c750

  • SHA256

    d5a1c1d4f0dcb307b693d75f759251c84999a1f885d8e4486dbe844402a7fe84

  • SHA512

    1931ab5375de1a0fd34aa05f8af0c8ed15ed8c4cbc7fe01e2d5ea0998c9b5dbc5e08feb067883a42930eba69415efaa2da20443854ef8cd901ff6a551d6aaeb1

  • SSDEEP

    24576:x2x6jEWJzKoImcPTtET49syHrp0Mzqn00v:46jwoI/bKUK+p0MzH0

Malware Config

Extracted

Family

snakekeylogger

Credentials
C2

https://api.telegram.org/bot5321688653:AAEI2yqGrOA_-sRZ3xaqutrexraSgFa0AnA/sendMessage?chat_id=5048077662

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5a1c1d4f0dcb307b693d75f759251c84999a1f885d8e4486dbe844402a7fe84.exe
    "C:\Users\Admin\AppData\Local\Temp\d5a1c1d4f0dcb307b693d75f759251c84999a1f885d8e4486dbe844402a7fe84.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3836
    • C:\Users\Admin\AppData\Local\Temp\d5a1c1d4f0dcb307b693d75f759251c84999a1f885d8e4486dbe844402a7fe84.exe
      "C:\Users\Admin\AppData\Local\Temp\d5a1c1d4f0dcb307b693d75f759251c84999a1f885d8e4486dbe844402a7fe84.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:452

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d5a1c1d4f0dcb307b693d75f759251c84999a1f885d8e4486dbe844402a7fe84.exe.log
    Filesize

    1KB

    MD5

    e08f822522c617a40840c62e4b0fb45e

    SHA1

    ae516dca4da5234be6676d3f234c19ec55725be7

    SHA256

    bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

    SHA512

    894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

  • memory/452-138-0x0000000000000000-mapping.dmp
  • memory/452-139-0x0000000000400000-0x000000000047C000-memory.dmp
    Filesize

    496KB

  • memory/3836-132-0x0000000000E50000-0x0000000000F5E000-memory.dmp
    Filesize

    1.1MB

  • memory/3836-133-0x0000000005FD0000-0x0000000006574000-memory.dmp
    Filesize

    5.6MB

  • memory/3836-134-0x0000000005930000-0x00000000059C2000-memory.dmp
    Filesize

    584KB

  • memory/3836-135-0x00000000058F0000-0x00000000058FA000-memory.dmp
    Filesize

    40KB

  • memory/3836-136-0x00000000084D0000-0x000000000856C000-memory.dmp
    Filesize

    624KB

  • memory/3836-137-0x0000000008670000-0x00000000086D6000-memory.dmp
    Filesize

    408KB