Analysis
- max time kernel
69s - max time network
147s - platform
windows7_x64 - resource
win7v20201028 - submitted
09/11/2020, 19:41
Static task
static1
Behavioral task
behavioral1
Sample
DHL11-05-2020.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
DHL11-05-2020.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target DHL11-05-2020.exe
- Size 1.1MB
- Sample201109-48422twbae
- SHA256 4b675daa6c54e06962ef1162fd7fe105fe9e76193626ec451dda29081cab3582
- MD5 f786e547403c0dff7eda565cb5cb7c1b
- SHA1 2ecc1ac4325fd994336904c3d8126ec91b93efda
- SHA512 c129736dfead883d577980b4ce55ee107d28d1c12d94b42be6a2f5f36f862ce6ec3810b4430379c0b165940a0909f8e6a968b839314f3bc5f2e5530719045c8b
- 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 -
resource yara_rule behavioral1/memory/1928-0-0x0000000000400000-0x0000000000563000-memory.dmp upx behavioral1/memory/1928-2-0x0000000000400000-0x0000000000563000-memory.dmp upx behavioral1/memory/1928-3-0x0000000000400000-0x0000000000563000-memory.dmp upx - 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-1-5-21-293278959-2699126792-324916226-1000\Control Panel\International\Geo\Nation DHL11-05-2020.exe - 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 5 api.ipify.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1764 set thread context of 1928 1764 DHL11-05-2020.exe 26 - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1764 DHL11-05-2020.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1764 DHL11-05-2020.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1928 DHL11-05-2020.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1764 wrote to memory of 1928 1764 DHL11-05-2020.exe 26 PID 1764 wrote to memory of 1928 1764 DHL11-05-2020.exe 26 PID 1764 wrote to memory of 1928 1764 DHL11-05-2020.exe 26 PID 1764 wrote to memory of 1928 1764 DHL11-05-2020.exe 26
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL11-05-2020.exe"C:\Users\Admin\AppData\Local\Temp\DHL11-05-2020.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1764 -
C:\Users\Admin\AppData\Local\Temp\DHL11-05-2020.exe"C:\Users\Admin\AppData\Local\Temp\DHL11-05-2020.exe"2⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
PID:1928
-