Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-05-2024 01:39

General

  • Target

    90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe

  • Size

    1.3MB

  • MD5

    38995914b9924395a93a8fa7231af63b

  • SHA1

    97c47123d2c5e2312672b9e06e9502bc68ce7686

  • SHA256

    90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f

  • SHA512

    ecaf4c2453b036c355ff7faded8addf5b8c9532e331cb0242519a7c1c363869a59aeb915010a02b426e9c5bf5c713ddf39bba8926640793762296681472b3743

  • SSDEEP

    24576:0xlH0Rs/5AT8v+/pOwZOPdM5A/F+XQU664vPu4imnT8grEzQthOjLNui8FOPSKFz:MlH0Rs/GTgwZOPaOFH5thOjLNui8FOPv

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables using Telegram Chat Bot 1 IoCs
  • Detects executables with potential process hoocking 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe
    "C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4036
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype.exe'
      2⤵
      • Drops startup file
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5084
    • C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe
      "C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe.log

    Filesize

    706B

    MD5

    9b4d7ccdebef642a9ad493e2c2925952

    SHA1

    c020c622c215e880c8415fa867cb50210b443ef0

    SHA256

    e6f068d76bd941b4118225b130db2c70128e77a45dcdbf5cbab0f8a563b867ff

    SHA512

    8577ecd7597d4b540bc1c6ccc4150eae7443da2e4be1343cc42242714d04dd16e48c3fcaefd95c4a148fe9f14c5b6f3166b752ae20d608676cf6fb48919968e8

  • C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe

    Filesize

    1.3MB

    MD5

    38995914b9924395a93a8fa7231af63b

    SHA1

    97c47123d2c5e2312672b9e06e9502bc68ce7686

    SHA256

    90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f

    SHA512

    ecaf4c2453b036c355ff7faded8addf5b8c9532e331cb0242519a7c1c363869a59aeb915010a02b426e9c5bf5c713ddf39bba8926640793762296681472b3743

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1omc5bom.wug.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2040-35-0x0000000004E30000-0x0000000004E3A000-memory.dmp

    Filesize

    40KB

  • memory/2040-33-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2040-32-0x0000000000900000-0x000000000097C000-memory.dmp

    Filesize

    496KB

  • memory/2040-44-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2040-36-0x0000000006440000-0x00000000064A6000-memory.dmp

    Filesize

    408KB

  • memory/2040-34-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/4036-4-0x0000000004E70000-0x0000000004F02000-memory.dmp

    Filesize

    584KB

  • memory/4036-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

    Filesize

    4KB

  • memory/4036-5-0x0000000004F10000-0x0000000004FAC000-memory.dmp

    Filesize

    624KB

  • memory/4036-3-0x0000000005380000-0x0000000005924000-memory.dmp

    Filesize

    5.6MB

  • memory/4036-2-0x0000000004C90000-0x0000000004D3A000-memory.dmp

    Filesize

    680KB

  • memory/4036-29-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/4036-1-0x0000000000180000-0x00000000002DE000-memory.dmp

    Filesize

    1.4MB

  • memory/4036-24-0x0000000004DD0000-0x0000000004DD8000-memory.dmp

    Filesize

    32KB

  • memory/4036-25-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-9-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-14-0x0000000005400000-0x0000000005754000-memory.dmp

    Filesize

    3.3MB

  • memory/5084-11-0x0000000005320000-0x0000000005386000-memory.dmp

    Filesize

    408KB

  • memory/5084-13-0x0000000005390000-0x00000000053F6000-memory.dmp

    Filesize

    408KB

  • memory/5084-31-0x0000000005AA0000-0x0000000005AEC000-memory.dmp

    Filesize

    304KB

  • memory/5084-12-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-30-0x0000000005A70000-0x0000000005A8E000-memory.dmp

    Filesize

    120KB

  • memory/5084-10-0x0000000004A50000-0x0000000004A72000-memory.dmp

    Filesize

    136KB

  • memory/5084-7-0x0000000004CF0000-0x0000000005318000-memory.dmp

    Filesize

    6.2MB

  • memory/5084-8-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-37-0x0000000006C50000-0x0000000006CE6000-memory.dmp

    Filesize

    600KB

  • memory/5084-39-0x0000000005FA0000-0x0000000005FC2000-memory.dmp

    Filesize

    136KB

  • memory/5084-38-0x0000000005F50000-0x0000000005F6A000-memory.dmp

    Filesize

    104KB

  • memory/5084-43-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-6-0x0000000000C70000-0x0000000000CA6000-memory.dmp

    Filesize

    216KB