Analysis
- max time kernel
91s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
15/11/2022, 12:09
Static task
static1
Behavioral task
behavioral1
Sample
8891783eea39b857fcbd204cf5edacac.exe
Resource
win7-20221111-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
8891783eea39b857fcbd204cf5edacac.exe
Resource
win10v2004-20220812-en
13 signatures
150 seconds
General
- Target 8891783eea39b857fcbd204cf5edacac.exe
- Size 725KB
- Sample221115-pbfwsadg85
- SHA256 ba0f2bf7248cea3c02252babbff583a8d5ddfb362027a8fc765da01eec3f710a
- MD5 8891783eea39b857fcbd204cf5edacac
- SHA1 d88e85130baa01a3f9d87f758597f9c7f7a0793b
- SHA512 9602e5a78f244823b753508b6c66a8b00b59e053b3bc7cc3abdb0e7704de5358bc19bb09de7ed5769333491a2ff38d5e98056e6ae89ad2a123ff319907f2eb58
- SSDEEP 12288:TVITqcSpFKRP2shAKPEgt1qTSN+k04oioYxXcTadZBXCL:TVnc4FUWG1wSUYvoOXcuzBXCL
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
snakekeylogger
Credentials
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
-
Email to
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/4532-139-0x0000000000400000-0x0000000000426000-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-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8891783eea39b857fcbd204cf5edacac.exe Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8891783eea39b857fcbd204cf5edacac.exe Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8891783eea39b857fcbd204cf5edacac.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 44 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4720 set thread context of 4532 4720 8891783eea39b857fcbd204cf5edacac.exe 89 - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4720 8891783eea39b857fcbd204cf5edacac.exe 4720 8891783eea39b857fcbd204cf5edacac.exe 4532 8891783eea39b857fcbd204cf5edacac.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4720 8891783eea39b857fcbd204cf5edacac.exe Token: SeDebugPrivilege 4532 8891783eea39b857fcbd204cf5edacac.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4720 wrote to memory of 4144 4720 8891783eea39b857fcbd204cf5edacac.exe 88 PID 4720 wrote to memory of 4144 4720 8891783eea39b857fcbd204cf5edacac.exe 88 PID 4720 wrote to memory of 4144 4720 8891783eea39b857fcbd204cf5edacac.exe 88 PID 4720 wrote to memory of 4532 4720 8891783eea39b857fcbd204cf5edacac.exe 89 PID 4720 wrote to memory of 4532 4720 8891783eea39b857fcbd204cf5edacac.exe 89 PID 4720 wrote to memory of 4532 4720 8891783eea39b857fcbd204cf5edacac.exe 89 PID 4720 wrote to memory of 4532 4720 8891783eea39b857fcbd204cf5edacac.exe 89 PID 4720 wrote to memory of 4532 4720 8891783eea39b857fcbd204cf5edacac.exe 89 PID 4720 wrote to memory of 4532 4720 8891783eea39b857fcbd204cf5edacac.exe 89 PID 4720 wrote to memory of 4532 4720 8891783eea39b857fcbd204cf5edacac.exe 89 PID 4720 wrote to memory of 4532 4720 8891783eea39b857fcbd204cf5edacac.exe 89 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8891783eea39b857fcbd204cf5edacac.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8891783eea39b857fcbd204cf5edacac.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\8891783eea39b857fcbd204cf5edacac.exe"C:\Users\Admin\AppData\Local\Temp\8891783eea39b857fcbd204cf5edacac.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4720 -
C:\Users\Admin\AppData\Local\Temp\8891783eea39b857fcbd204cf5edacac.exe"C:\Users\Admin\AppData\Local\Temp\8891783eea39b857fcbd204cf5edacac.exe"2⤵PID:4144
-
-
C:\Users\Admin\AppData\Local\Temp\8891783eea39b857fcbd204cf5edacac.exe"C:\Users\Admin\AppData\Local\Temp\8891783eea39b857fcbd204cf5edacac.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4532
-
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\8891783eea39b857fcbd204cf5edacac.exe.log
- Size 1KB
- SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
- MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
- SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
- SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
- MD5 SHA1 SHA512