Analysis
- max time kernel
102s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220721-en - resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system - submitted
21/07/2022, 12:17
Static task
static1
Behavioral task
behavioral1
Sample
2c05381215fae83cbab994f42224ad1f.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
2c05381215fae83cbab994f42224ad1f.exe
Resource
win10v2004-20220721-en
General
- Target 2c05381215fae83cbab994f42224ad1f.exe
- Size 788KB
- Sample220721-pf13hsfhal
- SHA256 dc5bccc49bb0d66f7a484994101b62f0ec97e389ceed90dafdcba519e71aebbe
- MD5 2c05381215fae83cbab994f42224ad1f
- SHA1 09dbf9c3e39e542b648c84ec7a6db096724fc0ef
- SHA512 9206991a07fafe3fae46b235eb6c375daef39f5e163893c6c8863b76c164f7f282eff03c350566f96d13522b43582cd312ebade51c55ca8c14049d2bccf66cf7
- MD5 SHA1 SHA512
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
-
Email to
-
https://api.telegram.org/bot5321688653:AAEI2yqGrOA_-sRZ3xaqutrexraSgFa0AnA/sendMessage?chat_id=5048077662
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/3024-136-0x0000000000400000-0x0000000000426000-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-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2c05381215fae83cbab994f42224ad1f.exe Key opened \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2c05381215fae83cbab994f42224ad1f.exe Key opened \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2c05381215fae83cbab994f42224ad1f.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 5 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1320 set thread context of 3024 1320 2c05381215fae83cbab994f42224ad1f.exe 76 - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 3024 2c05381215fae83cbab994f42224ad1f.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3024 2c05381215fae83cbab994f42224ad1f.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1320 wrote to memory of 3024 1320 2c05381215fae83cbab994f42224ad1f.exe 76 PID 1320 wrote to memory of 3024 1320 2c05381215fae83cbab994f42224ad1f.exe 76 PID 1320 wrote to memory of 3024 1320 2c05381215fae83cbab994f42224ad1f.exe 76 PID 1320 wrote to memory of 3024 1320 2c05381215fae83cbab994f42224ad1f.exe 76 PID 1320 wrote to memory of 3024 1320 2c05381215fae83cbab994f42224ad1f.exe 76 PID 1320 wrote to memory of 3024 1320 2c05381215fae83cbab994f42224ad1f.exe 76 PID 1320 wrote to memory of 3024 1320 2c05381215fae83cbab994f42224ad1f.exe 76 PID 1320 wrote to memory of 3024 1320 2c05381215fae83cbab994f42224ad1f.exe 76 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2c05381215fae83cbab994f42224ad1f.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2c05381215fae83cbab994f42224ad1f.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2c05381215fae83cbab994f42224ad1f.exe"C:\Users\Admin\AppData\Local\Temp\2c05381215fae83cbab994f42224ad1f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1320 -
C:\Users\Admin\AppData\Local\Temp\2c05381215fae83cbab994f42224ad1f.exe"C:\Users\Admin\AppData\Local\Temp\2c05381215fae83cbab994f42224ad1f.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3024
-
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\2c05381215fae83cbab994f42224ad1f.exe.log
- Size 1KB
- SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
- MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
- SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
- SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
- MD5 SHA1 SHA512