General
-
Target
figg.exe
-
Size
56KB
-
Sample
210120-x33vd5r58s
-
MD5
dfd545dbc01cac5d86f94dd0a3c8d675
-
SHA1
86b077d904d1f9bbb11d897a78e38924a421e0e8
-
SHA256
5defd50046db301c82c85cc8306960982f576cbf5446f24062cc570dcf0becec
-
SHA512
72d3f60e21187b9feb34a28fe4464bbc54e6fbf3c329476657d8a4a89ad2ce632223f2a1226af0488f7ceeda7c3c836288de9110a0868042670c7e74e61a01b7
Static task
static1
Behavioral task
behavioral1
Sample
figg.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
figg.exe
Resource
win10v20201028
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
noor.akbari@petrolnas.icu - Password:
@Mexico1.,
Targets
-
-
Target
figg.exe
-
Size
56KB
-
MD5
dfd545dbc01cac5d86f94dd0a3c8d675
-
SHA1
86b077d904d1f9bbb11d897a78e38924a421e0e8
-
SHA256
5defd50046db301c82c85cc8306960982f576cbf5446f24062cc570dcf0becec
-
SHA512
72d3f60e21187b9feb34a28fe4464bbc54e6fbf3c329476657d8a4a89ad2ce632223f2a1226af0488f7ceeda7c3c836288de9110a0868042670c7e74e61a01b7
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Modifies WinLogon for persistence
-
Turns off Windows Defender SpyNet reporting
-
AgentTesla Payload
-
Looks for VirtualBox Guest Additions in registry
-
Looks for VMWare Tools registry key
-
Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
-
Drops startup file
-
Reads data files stored by FTP clients
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application
-
Legitimate hosting services abused for malware hosting/C2
-
Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
Suspicious use of SetThreadContext
-
MITRE ATT&CK Matrix ATT&CK v6
Persistence
Winlogon Helper DLL
1Modify Existing Service
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
6Disabling Security Tools
4Virtualization/Sandbox Evasion
2