General
-
Target
install.sfx.exe
-
Size
5.1MB
-
Sample
210424-5bjlqxnckn
-
MD5
a92d87c9490b70f9f55bd2e959047071
-
SHA1
5045e25219788fcea10a56ac49b968fc3601d926
-
SHA256
03e8a1b3c1d2e34c85fe51990c508090fa771d25b93063c2153af2cde5caa749
-
SHA512
24df7b63ea74aa854cf2101cb2d4fe9f3471b9bd06f217e1fee24593b864e635b77308c7adc7ea22aaf22413950f86db29d803e2216e85032d80ab293a8bf847
Static task
static1
Behavioral task
behavioral1
Sample
install.sfx.exe
Resource
win10v20210408
Behavioral task
behavioral2
Sample
install.sfx.exe
Resource
win10v20210410
Behavioral task
behavioral3
Sample
install.sfx.exe
Resource
win7v20210408
Malware Config
Extracted
fickerstealer
sodaandcoke.top:80
Targets
-
-
Target
install.sfx.exe
-
Size
5.1MB
-
MD5
a92d87c9490b70f9f55bd2e959047071
-
SHA1
5045e25219788fcea10a56ac49b968fc3601d926
-
SHA256
03e8a1b3c1d2e34c85fe51990c508090fa771d25b93063c2153af2cde5caa749
-
SHA512
24df7b63ea74aa854cf2101cb2d4fe9f3471b9bd06f217e1fee24593b864e635b77308c7adc7ea22aaf22413950f86db29d803e2216e85032d80ab293a8bf847
-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
-
Suspicious use of NtCreateUserProcessOtherParentProcess
-
Checks for common network interception software
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
-
Blocklisted process makes network request
-
Creates new service(s)
-
Downloads MZ/PE file
-
Drops file in Drivers directory
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Legitimate hosting services abused for malware hosting/C2
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Drops file in System32 directory
-
Suspicious use of SetThreadContext
-