Overview
overview
10Static
static
10AfMaRTHbXDQeEqK.exe
windows7-x64
1AfMaRTHbXDQeEqK.exe
windows10-2004-x64
1AnZNZkqSCLtCdJP.exe
windows7-x64
10AnZNZkqSCLtCdJP.exe
windows10-2004-x64
10AwHQZpWsBXMfKoP.exe
windows7-x64
1AwHQZpWsBXMfKoP.exe
windows10-2004-x64
1AxStJPBXbsGYNCc.exe
windows7-x64
10AxStJPBXbsGYNCc.exe
windows10-2004-x64
10BcJRFxiQTFDdmBX.exe
windows7-x64
10BcJRFxiQTFDdmBX.exe
windows10-2004-x64
10BeRWDywBMMSobQZ.exe
windows7-x64
10BeRWDywBMMSobQZ.exe
windows10-2004-x64
10BgNDTadHLDiJwMQ.exe
windows7-x64
10BgNDTadHLDiJwMQ.exe
windows10-2004-x64
10BjWXPytPSJRdiLA.exe
windows7-x64
1BjWXPytPSJRdiLA.exe
windows10-2004-x64
7BmGjLSDwCWXaZqK.exe
windows7-x64
10BmGjLSDwCWXaZqK.exe
windows10-2004-x64
10CfGQYemJHRdTnFG.exe
windows7-x64
10CfGQYemJHRdTnFG.exe
windows10-2004-x64
10CgENMjeJGCZcdAF.exe
windows7-x64
10CgENMjeJGCZcdAF.exe
windows10-2004-x64
10CjYrWNZyEcMBBMa.exe
windows7-x64
8CjYrWNZyEcMBBMa.exe
windows10-2004-x64
8CsFbNASzLBKdkHR.exe
windows7-x64
10CsFbNASzLBKdkHR.exe
windows10-2004-x64
10DaGdSGFqZFBbLpA.exe
windows7-x64
10DaGdSGFqZFBbLpA.exe
windows10-2004-x64
10DcDJLimAFTYswMQ.exe
windows7-x64
10DcDJLimAFTYswMQ.exe
windows10-2004-x64
10aCRAEzePNKKgoZZ.exe
windows7-x64
10aCRAEzePNKKgoZZ.exe
windows10-2004-x64
10Analysis
-
max time kernel
40s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
26-08-2022 06:32
Static task
static1
Behavioral task
behavioral1
Sample
AfMaRTHbXDQeEqK.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
AfMaRTHbXDQeEqK.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral3
Sample
AnZNZkqSCLtCdJP.exe
Resource
win7-20220812-en
Behavioral task
behavioral4
Sample
AnZNZkqSCLtCdJP.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
AwHQZpWsBXMfKoP.exe
Resource
win7-20220812-en
Behavioral task
behavioral6
Sample
AwHQZpWsBXMfKoP.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral7
Sample
AxStJPBXbsGYNCc.exe
Resource
win7-20220812-en
Behavioral task
behavioral8
Sample
AxStJPBXbsGYNCc.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral9
Sample
BcJRFxiQTFDdmBX.exe
Resource
win7-20220812-en
Behavioral task
behavioral10
Sample
BcJRFxiQTFDdmBX.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral11
Sample
BeRWDywBMMSobQZ.exe
Resource
win7-20220812-en
Behavioral task
behavioral12
Sample
BeRWDywBMMSobQZ.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral13
Sample
BgNDTadHLDiJwMQ.exe
Resource
win7-20220812-en
Behavioral task
behavioral14
Sample
BgNDTadHLDiJwMQ.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral15
Sample
BjWXPytPSJRdiLA.exe
Resource
win7-20220812-en
Behavioral task
behavioral16
Sample
BjWXPytPSJRdiLA.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral17
Sample
BmGjLSDwCWXaZqK.exe
Resource
win7-20220812-en
Behavioral task
behavioral18
Sample
BmGjLSDwCWXaZqK.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral19
Sample
CfGQYemJHRdTnFG.exe
Resource
win7-20220812-en
Behavioral task
behavioral20
Sample
CfGQYemJHRdTnFG.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral21
Sample
CgENMjeJGCZcdAF.exe
Resource
win7-20220812-en
Behavioral task
behavioral22
Sample
CgENMjeJGCZcdAF.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral23
Sample
CjYrWNZyEcMBBMa.exe
Resource
win7-20220812-en
Behavioral task
behavioral24
Sample
CjYrWNZyEcMBBMa.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral25
Sample
CsFbNASzLBKdkHR.exe
Resource
win7-20220812-en
Behavioral task
behavioral26
Sample
CsFbNASzLBKdkHR.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral27
Sample
DaGdSGFqZFBbLpA.exe
Resource
win7-20220812-en
Behavioral task
behavioral28
Sample
DaGdSGFqZFBbLpA.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral29
Sample
DcDJLimAFTYswMQ.exe
Resource
win7-20220812-en
Behavioral task
behavioral30
Sample
DcDJLimAFTYswMQ.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral31
Sample
aCRAEzePNKKgoZZ.exe
Resource
win7-20220812-en
General
-
Target
CsFbNASzLBKdkHR.exe
-
Size
126KB
-
MD5
eb07425a3a7041d97579e87bd4443e13
-
SHA1
9428b250c7d822699aab4718cf5414bb3f102435
-
SHA256
fb6dbdc462a52a6d7b1b79ee926d865284e9602c7cd38ec7225c96167ecef9a9
-
SHA512
28d839f468aa769bc90fafd2eafb1e74639027411e16c8256231d9caf72c3fac08c1d7a83065bac212de73fded1bca30918ed88af645a20b3d23e69b2972c6f7
-
SSDEEP
1536:Yt4ZAUsImChnFm5va3Hp9QMa4JBE1b/UToyUpiOWBDfF0Kcl:Yt4Z7smnFm5va3Hbngb8TewBDfFbY
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
smtp.kraflheinz.com - Port:
587 - Username:
[email protected] - Password:
mHtQUsO4 - Email To:
[email protected]
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 1 IoCs
resource yara_rule behavioral25/memory/968-54-0x0000000000090000-0x00000000000B6000-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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 CsFbNASzLBKdkHR.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 CsFbNASzLBKdkHR.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 CsFbNASzLBKdkHR.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 3 checkip.dyndns.org -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 968 CsFbNASzLBKdkHR.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 968 CsFbNASzLBKdkHR.exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 CsFbNASzLBKdkHR.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 CsFbNASzLBKdkHR.exe