Behavioral task
behavioral1
Sample
89ac4c14b682cf9733a23a7b729eca9b22b87ddf8062063b6a04c18bfd4a1636.exe
Resource
win7-20231215-en
General
-
Target
89ac4c14b682cf9733a23a7b729eca9b22b87ddf8062063b6a04c18bfd4a1636
-
Size
960KB
-
MD5
b1cd43cc89837b25964fed9f6e12b957
-
SHA1
30c58e4b0f8164c9eec1bfd5a392577597ddeef5
-
SHA256
89ac4c14b682cf9733a23a7b729eca9b22b87ddf8062063b6a04c18bfd4a1636
-
SHA512
c5886e6559557c7717477bcfcb7cdc555e75319f83eb2a0055eb1f923c428023d6eb0b3c6812df7ee7e4fcd96ac3ce7dc11f90ed57769f72f2297e9e94ed4146
-
SSDEEP
24576:rKW4MROxnF53CwrrcI0AilFEvxHPiooe:rOMi7CwrrcI0AilFEvxHP
Malware Config
Extracted
orcus
10.18.9.58:3800
56f69327abaf4abeb9278028d48453be
-
autostart_method
Registry
-
enable_keylogger
true
-
install_path
%localappdata%\Orcus\Orcus.exe
-
reconnect_delay
10000
-
registry_keyname
Orcus
-
taskscheduler_taskname
Orcus
-
watchdog_path
AppData\ZoomUpdate.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 89ac4c14b682cf9733a23a7b729eca9b22b87ddf8062063b6a04c18bfd4a1636
Files
-
89ac4c14b682cf9733a23a7b729eca9b22b87ddf8062063b6a04c18bfd4a1636.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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: 914KB - Virtual size: 913KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 45KB - Virtual size: 45KB
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