Behavioral task
behavioral1
Sample
fall.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
fall.exe
Resource
win10v2004-20241007-en
General
-
Target
fall.exe
-
Size
903KB
-
MD5
b86a2a0af835000d484d496fec1d5ffc
-
SHA1
dfe20835aba1f39c124d540e925c67cc02910200
-
SHA256
9e1c62eb882475a97643802f9b4ee456837abff20b9c23b7805504b6fa99b5e6
-
SHA512
bc79a3c5ef97951c1c7a16ba875a253cbef6750ccc3ba03fe46bdf2a066ed9d95917e77834c636d440a655403de7861dd66082f0fdb1317c70141e45b59609d3
-
SSDEEP
12288:K8shHAVBuQBBed37dG1lFlWcYT70pxnnaaoawflBa2Ley+trZNrI0AilFEvxHvBg:r3s4MROxnFCay6rZlI0AilFEvxHiGU
Malware Config
Extracted
orcus
195.88.218.126:10134
3ceb2ea3bf8f49ab8809c1a37d3b9ee2
-
autostart_method
Disable
-
enable_keylogger
false
-
install_path
%programfiles%\Orcus\Orcus.exe
-
reconnect_delay
10000
-
registry_keyname
Orcus
-
taskscheduler_taskname
Orcus
-
watchdog_path
AppData\OrcusWatchdog.exe
Signatures
-
Orcurs Rat Executable 1 IoCs
resource yara_rule sample orcus -
Orcus family
-
Orcus main payload 1 IoCs
resource yara_rule sample family_orcus -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource fall.exe
Files
-
fall.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: 898KB - Virtual size: 898KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 4KB - Virtual size: 4KB
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