Analysis
-
max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
29-09-2023 08:46
Static task
static1
Behavioral task
behavioral1
Sample
MPS20220928742916.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
MPS20220928742916.exe
Resource
win10v2004-20230915-en
General
-
Target
MPS20220928742916.exe
-
Size
208KB
-
MD5
906f03b109ba170f2341cada8115cace
-
SHA1
b6617a4b65eaed21d1284a468fe2ea71ced24092
-
SHA256
6c933d73454be8f55f59a321448496e742fb71513a6fab732426938f0f023206
-
SHA512
68373aa271522db5650313e383e20f04fd087509059c2aa3430984979687688438c1f9b42402c778639f21daf632cd785ffb56f15a8cdcf58abdb4eec1c2deb9
-
SSDEEP
3072:2vaIKVCDtw15bY5kThyItji8s+HXStsxal4MAXXnm4ZQvq2TIE8ET:2TvDtwg5kLtji8sOaljAnnm4WHgE
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot6353838065:AAFw-dmIrW4AukRvprM9LipsTyBb8iZ9FxM/sendMessage?chat_id=1467583453
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4708-9-0x0000000140000000-0x0000000140022000-memory.dmp family_snakekeylogger -
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:
MPS20220928742916.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MPS20220928742916.exe Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MPS20220928742916.exe Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MPS20220928742916.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
MPS20220928742916.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rntpje = "C:\\Users\\Admin\\AppData\\Roaming\\Rntpje.exe" MPS20220928742916.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 41 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
MPS20220928742916.exedescription pid process target process PID 444 set thread context of 4708 444 MPS20220928742916.exe MPS20220928742916.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
MPS20220928742916.exepid process 4708 MPS20220928742916.exe 4708 MPS20220928742916.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
MPS20220928742916.exeMPS20220928742916.exedescription pid process Token: SeDebugPrivilege 444 MPS20220928742916.exe Token: SeDebugPrivilege 4708 MPS20220928742916.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
MPS20220928742916.exedescription pid process target process PID 444 wrote to memory of 4708 444 MPS20220928742916.exe MPS20220928742916.exe PID 444 wrote to memory of 4708 444 MPS20220928742916.exe MPS20220928742916.exe PID 444 wrote to memory of 4708 444 MPS20220928742916.exe MPS20220928742916.exe PID 444 wrote to memory of 4708 444 MPS20220928742916.exe MPS20220928742916.exe PID 444 wrote to memory of 4708 444 MPS20220928742916.exe MPS20220928742916.exe PID 444 wrote to memory of 4708 444 MPS20220928742916.exe MPS20220928742916.exe -
outlook_office_path 1 IoCs
Processes:
MPS20220928742916.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MPS20220928742916.exe -
outlook_win_path 1 IoCs
Processes:
MPS20220928742916.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MPS20220928742916.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\MPS20220928742916.exe"C:\Users\Admin\AppData\Local\Temp\MPS20220928742916.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:444 -
C:\Users\Admin\AppData\Local\Temp\MPS20220928742916.exeC:\Users\Admin\AppData\Local\Temp\MPS20220928742916.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4708
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD5159a40ccfd419bd60a20a1c278edaafd
SHA109bc35e46135b6b44c609fe6514ab7e2c8696a99
SHA25624487f4b6318683dcd81970e9f57fb45167575f687f7831a563176e20da657b6
SHA512b5c5b8c23479afff6b72c37c2cc1204c079ae003bae586d082d2b05acfdab8753fea78c5e53f692e4a45aba6746703d9ca99a2d0fa7bd88a7f35a910d1ad1ff3