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Analysis

  • max time kernel
    129s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/09/2024, 18:32

General

  • Target

    PO_20248099-1 12,300PCS.exe

  • Size

    523KB

  • MD5

    5db9f3f1609f4cd4df6f627977d09fd7

  • SHA1

    90bf0d85af20f8b712ea7e1fd9724e1ecb16589b

  • SHA256

    ea08961190b8399e21cfb503fcbb3caee0a5ab92294311bda03b7e511ece876b

  • SHA512

    03d708bf0d82863b667a3f91e284262ba58286580ad7214e0ec1008aba1760b21f3f518ffc7dc049887b2d099ecc0e92fc4a639f8811317fc535eae4c43659ef

  • SSDEEP

    12288:FlEEFet43oFyro4IZ/kHT7R6GJ9i/LH+F+KawP:Fnot43oFyoJZ/kHT7R6gz+Ka

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7196633070:AAEaQuZOF5M-L_385uI9rwN0ik3yySrTapE/sendMessage?chat_id=1343335992

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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 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
  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe
    "C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1244
    • 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\PO_20248099-1 12,300PCS.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4456
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UIYZnHxR.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1288
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UIYZnHxR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE89B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1188
    • C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe
      "C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.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:1328

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO_20248099-1 12,300PCS.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_eqoznbu1.ojh.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpE89B.tmp

    Filesize

    1KB

    MD5

    84c4d0c2cbdb8f610430c99d58b33001

    SHA1

    4cfee6ecae4333958cb5c75719a35d90bebf22f7

    SHA256

    5efe4695cd948a22c87d9d7f6bc43c63eefc096b642b894e5a19d6ed73a3ad3b

    SHA512

    44e0e528fc78e8f2ffebcc8095bc1f7d5a278b538f22576a47077ea9873c6e785831a7b0d6e041bcc37f311bcc2cbcc876a6d7a29df8555fd3c881a2f911287c

  • memory/1244-5-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1244-3-0x00000000059A0000-0x0000000005A32000-memory.dmp

    Filesize

    584KB

  • memory/1244-4-0x0000000005A60000-0x0000000005A6A000-memory.dmp

    Filesize

    40KB

  • memory/1244-6-0x0000000008360000-0x00000000083DE000-memory.dmp

    Filesize

    504KB

  • memory/1244-7-0x00000000083E0000-0x00000000083F0000-memory.dmp

    Filesize

    64KB

  • memory/1244-8-0x000000007534E000-0x000000007534F000-memory.dmp

    Filesize

    4KB

  • memory/1244-9-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1244-10-0x0000000006E80000-0x0000000006EE8000-memory.dmp

    Filesize

    416KB

  • memory/1244-11-0x000000000AAF0000-0x000000000AB8C000-memory.dmp

    Filesize

    624KB

  • memory/1244-2-0x0000000006050000-0x00000000065F4000-memory.dmp

    Filesize

    5.6MB

  • memory/1244-40-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1244-1-0x0000000000F50000-0x0000000000FD8000-memory.dmp

    Filesize

    544KB

  • memory/1244-0-0x000000007534E000-0x000000007534F000-memory.dmp

    Filesize

    4KB

  • memory/1288-88-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1288-32-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1288-20-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1288-83-0x00000000076B0000-0x00000000076CA000-memory.dmp

    Filesize

    104KB

  • memory/1288-82-0x00000000075B0000-0x00000000075C4000-memory.dmp

    Filesize

    80KB

  • memory/1288-80-0x0000000007570000-0x0000000007581000-memory.dmp

    Filesize

    68KB

  • memory/1288-78-0x00000000073E0000-0x00000000073EA000-memory.dmp

    Filesize

    40KB

  • memory/1288-21-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1288-84-0x0000000007690000-0x0000000007698000-memory.dmp

    Filesize

    32KB

  • memory/1288-66-0x0000000075BD0000-0x0000000075C1C000-memory.dmp

    Filesize

    304KB

  • memory/1288-77-0x0000000007370000-0x000000000738A000-memory.dmp

    Filesize

    104KB

  • memory/1328-38-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1328-90-0x0000000006EE0000-0x00000000070A2000-memory.dmp

    Filesize

    1.8MB

  • memory/1328-89-0x0000000006CC0000-0x0000000006D10000-memory.dmp

    Filesize

    320KB

  • memory/4456-37-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4456-54-0x0000000075BD0000-0x0000000075C1C000-memory.dmp

    Filesize

    304KB

  • memory/4456-53-0x0000000006160000-0x0000000006192000-memory.dmp

    Filesize

    200KB

  • memory/4456-64-0x00000000061A0000-0x00000000061BE000-memory.dmp

    Filesize

    120KB

  • memory/4456-65-0x0000000006DB0000-0x0000000006E53000-memory.dmp

    Filesize

    652KB

  • memory/4456-52-0x0000000005C80000-0x0000000005CCC000-memory.dmp

    Filesize

    304KB

  • memory/4456-76-0x0000000007510000-0x0000000007B8A000-memory.dmp

    Filesize

    6.5MB

  • memory/4456-51-0x0000000005B70000-0x0000000005B8E000-memory.dmp

    Filesize

    120KB

  • memory/4456-36-0x0000000005790000-0x0000000005AE4000-memory.dmp

    Filesize

    3.3MB

  • memory/4456-79-0x0000000007150000-0x00000000071E6000-memory.dmp

    Filesize

    600KB

  • memory/4456-30-0x0000000005540000-0x00000000055A6000-memory.dmp

    Filesize

    408KB

  • memory/4456-81-0x0000000007100000-0x000000000710E000-memory.dmp

    Filesize

    56KB

  • memory/4456-29-0x00000000054D0000-0x0000000005536000-memory.dmp

    Filesize

    408KB

  • memory/4456-23-0x0000000005330000-0x0000000005352000-memory.dmp

    Filesize

    136KB

  • memory/4456-19-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4456-87-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4456-18-0x0000000004CD0000-0x00000000052F8000-memory.dmp

    Filesize

    6.2MB

  • memory/4456-17-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4456-16-0x0000000002280000-0x00000000022B6000-memory.dmp

    Filesize

    216KB