General
-
Target
RuntimeBroker.exe
-
Size
3.1MB
-
MD5
613989e76e4428defcb477aa032ff26b
-
SHA1
11f3147ebd49c20bd957c6b1b0255ffe2382d24c
-
SHA256
8b227695aca3b38ba8c88ecaade8ef7cf197270b2f423b992cdce647308e586d
-
SHA512
8a6b3450fab0e4af69fe7f285cd507f25d65f3264e27f79e1de1c713383620e71a1dd60d47e041ae1b66961847551736fad92abe1af51865b47766e4c8d2eaf1
-
SSDEEP
49152:PvSe821/aQWl8P0lSk3aKA3Z+nvTw3uarXLoGdzTHHB72eh2NT:Pvp821/aQWl8P0lSk3DA3Z+nc3j
Malware Config
Extracted
quasar
1.4.1
VIRGEN
holefo2785-22820.portmap.host:22820
c423e76a-260b-4d6a-90d7-cf71bdc4af8b
-
encryption_key
14B98F14C8A2574E32B0396E72660E0C80B14AC2
-
install_name
RuntimeBroker.exe
-
log_directory
Logs
-
reconnect_delay
1000
-
startup_key
Runtime Broker
-
subdirectory
migration
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource RuntimeBroker.exe
Files
-
RuntimeBroker.exe.exe windows:4 windows x86 arch: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: 3.1MB - Virtual size: 3.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - 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