Analysis
- max time kernel
83s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
24/10/2022, 17:50
Static task
static1
Behavioral task
behavioral1
Sample
New Purchase Order--catalogue--quotation--PI22005.exe
Resource
win7-20220812-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
New Purchase Order--catalogue--quotation--PI22005.exe
Resource
win10v2004-20220812-en
13 signatures
150 seconds
General
- Target New Purchase Order--catalogue--quotation--PI22005.exe
- Size 760KB
- Sample221024-wekgpshhe2
- SHA256 45bcec65ba80215780b0b11379df70016aef28cbcf7c46ac71b625934b85e76b
- MD5 ee9b73a467565dd77d16b51f76e1d3e6
- SHA1 bcf47c9794d53fef81354a9931896399432db3bd
- SHA512 57f9c40a789624d7baa252d657573d9485372a6b35fa433b16dfc458dca3ac99e103898a22086bc57a9fceaf089e300b70f2a69d7800f78e4d527f117ccc11fd
- SSDEEP 12288:ETt79k/8eYcfVAyzAkzqPXlA1slz/zE/Bj4Haiypo7564jjt09fFu/a3bQ:EBcqhVAGlwikG3fSjumbQ
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
snakekeylogger
Credentials
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
ipymO$r9ipymO$r9
-
Email to
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/3456-139-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger - 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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Purchase Order--catalogue--quotation--PI22005.exe Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Purchase Order--catalogue--quotation--PI22005.exe Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Purchase Order--catalogue--quotation--PI22005.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 35 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3592 set thread context of 3456 3592 New Purchase Order--catalogue--quotation--PI22005.exe 93 - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 3592 New Purchase Order--catalogue--quotation--PI22005.exe 3592 New Purchase Order--catalogue--quotation--PI22005.exe 3456 New Purchase Order--catalogue--quotation--PI22005.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3592 New Purchase Order--catalogue--quotation--PI22005.exe Token: SeDebugPrivilege 3456 New Purchase Order--catalogue--quotation--PI22005.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3592 wrote to memory of 3468 3592 New Purchase Order--catalogue--quotation--PI22005.exe 92 PID 3592 wrote to memory of 3468 3592 New Purchase Order--catalogue--quotation--PI22005.exe 92 PID 3592 wrote to memory of 3468 3592 New Purchase Order--catalogue--quotation--PI22005.exe 92 PID 3592 wrote to memory of 3456 3592 New Purchase Order--catalogue--quotation--PI22005.exe 93 PID 3592 wrote to memory of 3456 3592 New Purchase Order--catalogue--quotation--PI22005.exe 93 PID 3592 wrote to memory of 3456 3592 New Purchase Order--catalogue--quotation--PI22005.exe 93 PID 3592 wrote to memory of 3456 3592 New Purchase Order--catalogue--quotation--PI22005.exe 93 PID 3592 wrote to memory of 3456 3592 New Purchase Order--catalogue--quotation--PI22005.exe 93 PID 3592 wrote to memory of 3456 3592 New Purchase Order--catalogue--quotation--PI22005.exe 93 PID 3592 wrote to memory of 3456 3592 New Purchase Order--catalogue--quotation--PI22005.exe 93 PID 3592 wrote to memory of 3456 3592 New Purchase Order--catalogue--quotation--PI22005.exe 93 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Purchase Order--catalogue--quotation--PI22005.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Purchase Order--catalogue--quotation--PI22005.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\New Purchase Order--catalogue--quotation--PI22005.exe"C:\Users\Admin\AppData\Local\Temp\New Purchase Order--catalogue--quotation--PI22005.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3592 -
C:\Users\Admin\AppData\Local\Temp\New Purchase Order--catalogue--quotation--PI22005.exe"C:\Users\Admin\AppData\Local\Temp\New Purchase Order--catalogue--quotation--PI22005.exe"2⤵PID:3468
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-
C:\Users\Admin\AppData\Local\Temp\New Purchase Order--catalogue--quotation--PI22005.exe"C:\Users\Admin\AppData\Local\Temp\New Purchase Order--catalogue--quotation--PI22005.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3456
-
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\New Purchase Order--catalogue--quotation--PI22005.exe.log
- Size 1KB
- SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
- MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
- SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
- SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
- MD5 SHA1 SHA512