Behavioral task
behavioral1
Sample
8bbf013e1a095f5841b572e0aadc6c3929533b2332620fa470fe5e744b828b91exe_JC.exe
Resource
win7-20230831-en
General
-
Target
8bbf013e1a095f5841b572e0aadc6c3929533b2332620fa470fe5e744b828b91exe_JC.exe
-
Size
348KB
-
MD5
19ec1b3fe77ac2bb9b4019ecf20cfc5b
-
SHA1
cc3c5fdc6a454955d1c5158a42d668abf616e748
-
SHA256
8bbf013e1a095f5841b572e0aadc6c3929533b2332620fa470fe5e744b828b91
-
SHA512
5e27fa7c9389b897be5554e8d4396e5bc8b604336816fc6d0b8349059d9de6be19bacdc31d2b01786782ca6480343e841d856f2136850ea41cf87fdbde00b664
-
SSDEEP
6144:b2NHXf500M7fN3hDQorkb3aUQ0gdsx9+I6WGldC:id50xl3hcymQbsH+pWG3C
Malware Config
Extracted
quasar
1.3.0.0
NEWDNS
usacupid.org:3000
QSR_MUTEX_bLYoix0mh2BfR5APqy
-
encryption_key
mkNVRqiQw8yay6GT5859
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
subdirectory
SubDir
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 8bbf013e1a095f5841b572e0aadc6c3929533b2332620fa470fe5e744b828b91exe_JC.exe
Files
-
8bbf013e1a095f5841b572e0aadc6c3929533b2332620fa470fe5e744b828b91exe_JC.exe.exe windows:4 windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 344KB - Virtual size: 344KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ