Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-10-2024 16:42

General

  • Target

    xUqB.exe

  • Size

    585KB

  • MD5

    15c839edeccf6bfc85f44304aa124eca

  • SHA1

    4a546a8fb15365a59224536fdb24064298379ca0

  • SHA256

    399dfa3928c095ced9cc09f3e6c99e11328e20568d5087d012bf022e3cc036b8

  • SHA512

    93687bbae800f464515b90a9894cbf51d5f77cc830c7a5dd097d8b06a33b754eb665d84bfb84673034f4d52eeb84c3b2852ccd7e1516c6554a0c1d16fb5b103f

  • SSDEEP

    12288:gmYkhMOoltiJrVeAnmM6JpdHqwx1nMPNVs7HfZjBWEZA:dYkh5oDiJZFmzMuYNW7Z

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7778496345:AAH97BM_heZybr1GZUGbzuqOpaxoz5dKGeQ/sendMessage?chat_id=7009377125

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 3 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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\xUqB.exe
    "C:\Users\Admin\AppData\Local\Temp\xUqB.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:928
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\xUqB.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4004
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sRQHgzxw.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2800
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sRQHgzxw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE908.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1620
    • C:\Users\Admin\AppData\Local\Temp\xUqB.exe
      "C:\Users\Admin\AppData\Local\Temp\xUqB.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    bf380a5ce1656f994e5303e55746cdb5

    SHA1

    9f6733920e77177a5adf1e8045c66a5546701d67

    SHA256

    84c7fbb771351d6e8dd4bac3ad1474d1503c45b24ef4955e8733f569a7be22ab

    SHA512

    afaa91a0c9f663c2c3dd7a2507f6886ee74a790fa4bd201d91b2693224e2e7c8cc194198c2ca052c09cb000c08683d69e4f0d688bbe84b328aebc25587f0a61b

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nnwv3glw.5l5.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpE908.tmp

    Filesize

    1KB

    MD5

    9775abf7ec97b8bb09337cadcc98b41a

    SHA1

    9d40b1189bbdf3e3d85006b8e5795bf066002dc4

    SHA256

    7ff1cb0e96b5459c608df78dcd87808ed69aee89d1bf563df797348f0f91a2e1

    SHA512

    1a1e2f23caf4f0f07718e05ded055a2dd5be861ef0bbdba4c181c840c79907c80eef6f2eacd983d38a943127dcda51e8e583e01a3776379fd4df4183b1445650

  • memory/928-8-0x000000007519E000-0x000000007519F000-memory.dmp

    Filesize

    4KB

  • memory/928-5-0x0000000005B00000-0x0000000005B0A000-memory.dmp

    Filesize

    40KB

  • memory/928-6-0x0000000005BF0000-0x0000000005C8C000-memory.dmp

    Filesize

    624KB

  • memory/928-7-0x0000000005DB0000-0x0000000005DCC000-memory.dmp

    Filesize

    112KB

  • memory/928-4-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/928-9-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/928-10-0x0000000009260000-0x00000000092C8000-memory.dmp

    Filesize

    416KB

  • memory/928-49-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/928-0-0x000000007519E000-0x000000007519F000-memory.dmp

    Filesize

    4KB

  • memory/928-3-0x0000000005A20000-0x0000000005AB2000-memory.dmp

    Filesize

    584KB

  • memory/928-2-0x0000000005FD0000-0x0000000006574000-memory.dmp

    Filesize

    5.6MB

  • memory/928-1-0x0000000000EE0000-0x0000000000F78000-memory.dmp

    Filesize

    608KB

  • memory/1728-90-0x0000000006140000-0x0000000006190000-memory.dmp

    Filesize

    320KB

  • memory/1728-91-0x0000000006360000-0x0000000006522000-memory.dmp

    Filesize

    1.8MB

  • memory/1728-45-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2800-20-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/2800-80-0x0000000007CC0000-0x0000000007CDA000-memory.dmp

    Filesize

    104KB

  • memory/2800-63-0x00000000706D0000-0x000000007071C000-memory.dmp

    Filesize

    304KB

  • memory/2800-88-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/2800-21-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4004-48-0x0000000006660000-0x00000000066AC000-memory.dmp

    Filesize

    304KB

  • memory/4004-46-0x0000000006610000-0x000000000662E000-memory.dmp

    Filesize

    120KB

  • memory/4004-35-0x0000000006120000-0x0000000006474000-memory.dmp

    Filesize

    3.3MB

  • memory/4004-22-0x0000000005680000-0x00000000056A2000-memory.dmp

    Filesize

    136KB

  • memory/4004-61-0x00000000077F0000-0x000000000780E000-memory.dmp

    Filesize

    120KB

  • memory/4004-51-0x00000000706D0000-0x000000007071C000-memory.dmp

    Filesize

    304KB

  • memory/4004-62-0x0000000007820000-0x00000000078C3000-memory.dmp

    Filesize

    652KB

  • memory/4004-50-0x00000000075B0000-0x00000000075E2000-memory.dmp

    Filesize

    200KB

  • memory/4004-28-0x0000000005720000-0x0000000005786000-memory.dmp

    Filesize

    408KB

  • memory/4004-73-0x0000000007FA0000-0x000000000861A000-memory.dmp

    Filesize

    6.5MB

  • memory/4004-74-0x0000000007960000-0x000000000797A000-memory.dmp

    Filesize

    104KB

  • memory/4004-75-0x00000000079D0000-0x00000000079DA000-memory.dmp

    Filesize

    40KB

  • memory/4004-76-0x0000000007BE0000-0x0000000007C76000-memory.dmp

    Filesize

    600KB

  • memory/4004-77-0x0000000007B60000-0x0000000007B71000-memory.dmp

    Filesize

    68KB

  • memory/4004-78-0x0000000007B90000-0x0000000007B9E000-memory.dmp

    Filesize

    56KB

  • memory/4004-79-0x0000000007BA0000-0x0000000007BB4000-memory.dmp

    Filesize

    80KB

  • memory/4004-29-0x0000000005F70000-0x0000000005FD6000-memory.dmp

    Filesize

    408KB

  • memory/4004-81-0x0000000007C80000-0x0000000007C88000-memory.dmp

    Filesize

    32KB

  • memory/4004-19-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4004-17-0x0000000005840000-0x0000000005E68000-memory.dmp

    Filesize

    6.2MB

  • memory/4004-89-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4004-18-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4004-16-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/4004-15-0x0000000002D00000-0x0000000002D36000-memory.dmp

    Filesize

    216KB