Analysis
- max time kernel
75s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
11/09/2022, 06:39
Static task
static1
Behavioral task
behavioral1
Sample
Quote 51079366.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Quote 51079366.exe
Resource
win10v2004-20220901-en
General
- Target Quote 51079366.exe
- Size 15KB
- Sample220911-hemeeaehap
- SHA256 fab07f4db8a4bf594da2f718d104ba0dfefff0b40621bad5def02f3a62405433
- MD5 b80e3daf91d3e4e5b1ce05d5be9a5951
- SHA1 94846344eac9c9fae70a796df0e4359a6351b8a4
- SHA512 7c916f39b45d3d74260a08453ad7219d7d5588837ec79932a46763527b1fa19cd36095ff5da433b40d7df94939b820e7744362f0c7594a2adf2c1aea765fdcb9
- SSDEEP 384:g4gwCaRQHPUmDr7wvteg2X5jAsMCtzLBiZ7Ml1qKcUr:g4gwRKMfeHVAbQBiZCmUr
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5663632223:AAG5KHZDs7KWoaqTYx3lSyFlOdfD9vGegQo/sendMessage?chat_id=1443320838
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/308-143-0x0000000000400000-0x000000000047C000-memory.dmp family_snakekeylogger - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation Quote 51079366.exe - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- 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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 51079366.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 51079366.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 51079366.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Hmiue = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ybohwpuna\\Hmiue.exe\"" Quote 51079366.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.
flow ioc 34 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2008 set thread context of 308 2008 Quote 51079366.exe 98 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2324 powershell.exe 2324 powershell.exe 308 Quote 51079366.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2008 Quote 51079366.exe Token: SeDebugPrivilege 2324 powershell.exe Token: SeDebugPrivilege 308 Quote 51079366.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2008 wrote to memory of 2324 2008 Quote 51079366.exe 86 PID 2008 wrote to memory of 2324 2008 Quote 51079366.exe 86 PID 2008 wrote to memory of 2324 2008 Quote 51079366.exe 86 PID 2008 wrote to memory of 308 2008 Quote 51079366.exe 98 PID 2008 wrote to memory of 308 2008 Quote 51079366.exe 98 PID 2008 wrote to memory of 308 2008 Quote 51079366.exe 98 PID 2008 wrote to memory of 308 2008 Quote 51079366.exe 98 PID 2008 wrote to memory of 308 2008 Quote 51079366.exe 98 PID 2008 wrote to memory of 308 2008 Quote 51079366.exe 98 PID 2008 wrote to memory of 308 2008 Quote 51079366.exe 98 PID 2008 wrote to memory of 308 2008 Quote 51079366.exe 98 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 51079366.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote 51079366.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Quote 51079366.exe"C:\Users\Admin\AppData\Local\Temp\Quote 51079366.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAzAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2324
-
-
C:\Users\Admin\AppData\Local\Temp\Quote 51079366.exe"C:\Users\Admin\AppData\Local\Temp\Quote 51079366.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:308
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Quote 51079366.exe.log
- Size 1KB
- SHA256 0aaf22dc84cc3fcfe53de7ccfed8e662247dfb7f1a9967032c88790d0c663461
- MD5 e87e48b105757e1c7563d1c719059733
- SHA1 28a3f2b2e0672da2b531f4757d2b20b53032dafc
- SHA512 bf19c5743143aee914a453c41189c722c9b90a5b8bf299cecf3e1f97656d32cd209ecb74da8aebc89bb41c27d189f73aaaabbc64fe383410c95dc76ad4218968
- MD5 SHA1 SHA512