Analysis
-
max time kernel
131s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
14-05-2024 13:28
Static task
static1
Behavioral task
behavioral1
Sample
documents_24.5.13YTKargo.pdf.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
documents_24.5.13YTKargo.pdf.exe
Resource
win10v2004-20240508-en
General
-
Target
documents_24.5.13YTKargo.pdf.exe
-
Size
588KB
-
MD5
7f9adfa5c6ddb5471f7b391d037252b2
-
SHA1
122645622b73002a2d8b8215d6573ab22523a0e2
-
SHA256
f815285cda1f471dc22b3c4582d1c5fad00bacc7c5e76a08f289d7fae6a35bd4
-
SHA512
5f8b6565006dd61e11da209aa1103ca4987bd397a19da5b38a782f61d7bae13c244a4ba2de78982803b764bdd45a831de382da61bbbf3c3ade4d307675a21ad8
-
SSDEEP
12288:2rRgAXYMjhvPie/rByY7777777777777c99E4NQ2CMiH99dsgJJ8Z0WQoiQFzpgi:2dgAXYMFniyyXzEMCMid9prPwDajgSxF
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.ustunambalaj.com.tr - Port:
587 - Username:
[email protected] - Password:
!ttPkj773Ebc - Email To:
[email protected]
https://scratchdreams.tk
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3880-48-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
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.
Processes:
powershell.exepowershell.exepid process 4848 powershell.exe 2416 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
documents_24.5.13YTKargo.pdf.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation documents_24.5.13YTKargo.pdf.exe -
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
Processes:
documents_24.5.13YTKargo.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 documents_24.5.13YTKargo.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 documents_24.5.13YTKargo.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 documents_24.5.13YTKargo.pdf.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 18 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
documents_24.5.13YTKargo.pdf.exedescription pid process target process PID 3068 set thread context of 3880 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 19 IoCs
Processes:
documents_24.5.13YTKargo.pdf.exepowershell.exepowershell.exedocuments_24.5.13YTKargo.pdf.exepid process 3068 documents_24.5.13YTKargo.pdf.exe 4848 powershell.exe 4848 powershell.exe 2416 powershell.exe 2416 powershell.exe 4848 powershell.exe 3068 documents_24.5.13YTKargo.pdf.exe 3068 documents_24.5.13YTKargo.pdf.exe 3068 documents_24.5.13YTKargo.pdf.exe 3068 documents_24.5.13YTKargo.pdf.exe 3068 documents_24.5.13YTKargo.pdf.exe 3068 documents_24.5.13YTKargo.pdf.exe 3068 documents_24.5.13YTKargo.pdf.exe 3068 documents_24.5.13YTKargo.pdf.exe 3068 documents_24.5.13YTKargo.pdf.exe 3880 documents_24.5.13YTKargo.pdf.exe 3880 documents_24.5.13YTKargo.pdf.exe 2416 powershell.exe 3880 documents_24.5.13YTKargo.pdf.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
documents_24.5.13YTKargo.pdf.exepowershell.exepowershell.exedocuments_24.5.13YTKargo.pdf.exedescription pid process Token: SeDebugPrivilege 3068 documents_24.5.13YTKargo.pdf.exe Token: SeDebugPrivilege 4848 powershell.exe Token: SeDebugPrivilege 2416 powershell.exe Token: SeDebugPrivilege 3880 documents_24.5.13YTKargo.pdf.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
documents_24.5.13YTKargo.pdf.exedescription pid process target process PID 3068 wrote to memory of 4848 3068 documents_24.5.13YTKargo.pdf.exe powershell.exe PID 3068 wrote to memory of 4848 3068 documents_24.5.13YTKargo.pdf.exe powershell.exe PID 3068 wrote to memory of 4848 3068 documents_24.5.13YTKargo.pdf.exe powershell.exe PID 3068 wrote to memory of 2416 3068 documents_24.5.13YTKargo.pdf.exe powershell.exe PID 3068 wrote to memory of 2416 3068 documents_24.5.13YTKargo.pdf.exe powershell.exe PID 3068 wrote to memory of 2416 3068 documents_24.5.13YTKargo.pdf.exe powershell.exe PID 3068 wrote to memory of 3516 3068 documents_24.5.13YTKargo.pdf.exe schtasks.exe PID 3068 wrote to memory of 3516 3068 documents_24.5.13YTKargo.pdf.exe schtasks.exe PID 3068 wrote to memory of 3516 3068 documents_24.5.13YTKargo.pdf.exe schtasks.exe PID 3068 wrote to memory of 3724 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3724 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3724 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3196 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3196 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3196 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 732 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 732 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 732 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3880 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3880 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3880 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3880 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3880 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3880 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3880 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe PID 3068 wrote to memory of 3880 3068 documents_24.5.13YTKargo.pdf.exe documents_24.5.13YTKargo.pdf.exe -
outlook_office_path 1 IoCs
Processes:
documents_24.5.13YTKargo.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 documents_24.5.13YTKargo.pdf.exe -
outlook_win_path 1 IoCs
Processes:
documents_24.5.13YTKargo.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 documents_24.5.13YTKargo.pdf.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3068 -
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\documents_24.5.13YTKargo.pdf.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4848 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EDqfTdWmvf.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2416 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EDqfTdWmvf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC20.tmp"2⤵
- Creates scheduled task(s)
PID:3516 -
C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"2⤵PID:3724
-
C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"2⤵PID:3196
-
C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"2⤵PID:732
-
C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"C:\Users\Admin\AppData\Local\Temp\documents_24.5.13YTKargo.pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3880
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3740,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=3252 /prefetch:81⤵PID:4532
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
-
Filesize
18KB
MD52b5873aee126d6ce0b7b01982f26e42b
SHA1f6aa6b2a2caa926d3339e3cbbcf7c3a14492d661
SHA2569f6e552b4705faee55e3e162aff5994e4313b9c33b3a742dc2c9be3b93894120
SHA5127b5b63719377691c7c2577c0ddf472450e9f5d4e8788abc92ca4790a3b3527a737ec0941b1f0c53bdd2bf3975c9294483f4a5dec4a5380ad7b088a5fe87918eb
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD52ce1e08a0dc1b5388cef2f06f261292c
SHA11e39302cf093f8d906ca4ce3e97e6bc19160bad0
SHA256f8f838458b4e5becb7d8f1d6ad3378fa2e9dc95f2626e5504a774566c69d444b
SHA51214bcff8aa23117b4f342ef265a70a4663e61df1823ad016fbbea1c63b9c01e16f44db253afe1c7f69e719b1edd5aa95aa539a955c748a4e0184823932682b3a9