Analysis
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max time kernel
102s -
max time network
119s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
07-06-2021 14:36
Static task
static1
Behavioral task
behavioral1
Sample
StubV4.exe
Resource
win7v20210410
General
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Target
StubV4.exe
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Size
121KB
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MD5
b28520a52116f6d4aff843821f12def0
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SHA1
ce4c528523eefd7feea36a878d7870965834baec
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SHA256
24d1536cab85c5b987c854fa774c874137d43f310045c41de9a41a0abd042264
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SHA512
8d1c227a1e99570a7206ed490b6eda6b2780efc0595c9fce8266e3ccbf73ec85584efe763457f670c5c7e497b236efb2ddac75fd1823fa5fd3aeec81158a344e
Malware Config
Signatures
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 checkip.dyndns.org 9 freegeoip.app 10 freegeoip.app -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
StubV4.exepid process 4068 StubV4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
StubV4.exedescription pid process Token: SeDebugPrivilege 4068 StubV4.exe