Analysis
-
max time kernel
147s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-05-2022 04:43
Static task
static1
Behavioral task
behavioral1
Sample
6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe
Resource
win7-20220414-en
General
-
Target
6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe
-
Size
514KB
-
MD5
61736cb3aaf29d5fec70484639b7d481
-
SHA1
2c3a24823fbc16ee532d55df34bd952971dfe33e
-
SHA256
6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e
-
SHA512
895e5dd02550cc97f8df53f1ee2a052174b7570ce5a8d1ffad9659b9fec04a20981454d9f565e970e7a79877140b0f9ec6a9771660842a422ea492429c205271
Malware Config
Extracted
vidar
30
517
http://resilchird.com/
-
profile_id
517
Signatures
-
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
-
Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1968-56-0x0000000000400000-0x0000000001AEA000-memory.dmp family_vidar behavioral1/memory/1968-57-0x00000000002B0000-0x000000000033A000-memory.dmp family_vidar -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
-
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.
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 7 ip-api.com -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exepid process 1968 6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe 1968 6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe 1968 6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe 1968 6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe"C:\Users\Admin\AppData\Local\Temp\6c5aec676bc03e89e0ff94b42303cabc0d4650029377b034c1de0a674e1ecc4e.exe"1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1968-54-0x0000000075EF1000-0x0000000075EF3000-memory.dmpFilesize
8KB
-
memory/1968-55-0x0000000001CBC000-0x0000000001D13000-memory.dmpFilesize
348KB
-
memory/1968-56-0x0000000000400000-0x0000000001AEA000-memory.dmpFilesize
22.9MB
-
memory/1968-57-0x00000000002B0000-0x000000000033A000-memory.dmpFilesize
552KB