Analysis
- max time kernel
144s - max time network
147s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 20:34
Static task
static1
Behavioral task
behavioral1
Sample
T452c.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
T452c.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target T452c.exe
- Size 1.2MB
- Sample201109-lp94hwa1js
- SHA256 abb92cc0ee7de64a2e4c8ed099c996bb211dd7645bc78c993d66a7b159ff561e
- MD5 da19d1faa781a2a51d1686655aa11f65
- SHA1 1002c5f906afdbdc78e4012aa62bca2ef45b5dbe
- SHA512 afe6ae3f5c2f36765312e4cfd68c645d72d89570c57f85f5a1e1e250b2edb92703001f5e3a33c85d4ad7d77abf85000bd9f3915becb8fc2be4b4e65c27316049
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
ftp
-
Host
desguacespalomino.com
-
Port
21
-
Username
-
Password
?}#4lo1Yiw#Q
Signatures
- MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
- MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.
yara_rule masslogger_log_file - 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-1-5-21-1985363256-3005190890-1182679451-1000\Control Panel\International\Geo\Nation T452c.exe - Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
resource yara_rule behavioral2/memory/636-5-0x0000000004E80000-0x0000000004E8F000-memory.dmp agile_net - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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 17 api.ipify.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 636 set thread context of 196 636 T452c.exe 78 - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 636 T452c.exe 636 T452c.exe 636 T452c.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 636 T452c.exe Token: SeDebugPrivilege 196 T452c.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 636 wrote to memory of 196 636 T452c.exe 78 PID 636 wrote to memory of 196 636 T452c.exe 78 PID 636 wrote to memory of 196 636 T452c.exe 78 PID 636 wrote to memory of 196 636 T452c.exe 78 PID 636 wrote to memory of 196 636 T452c.exe 78 PID 636 wrote to memory of 196 636 T452c.exe 78 PID 636 wrote to memory of 196 636 T452c.exe 78 PID 636 wrote to memory of 196 636 T452c.exe 78
Processes
-
C:\Users\Admin\AppData\Local\Temp\T452c.exe"C:\Users\Admin\AppData\Local\Temp\T452c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Users\Admin\AppData\Local\Temp\T452c.exe"C:\Users\Admin\AppData\Local\Temp\T452c.exe"2⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
PID:196
-