Behavioral task
behavioral1
Sample
7b9f174ec0e6bcd199131ffaa876aa6c84a1233bb12d62c2851ab7e950fb39b8.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7b9f174ec0e6bcd199131ffaa876aa6c84a1233bb12d62c2851ab7e950fb39b8.exe
Resource
win10v2004-20241007-en
General
-
Target
7b9f174ec0e6bcd199131ffaa876aa6c84a1233bb12d62c2851ab7e950fb39b8
-
Size
924KB
-
MD5
341714db087bd7bfe3d65cab7dccb3b7
-
SHA1
1c2f9668fe0d6e548570064ad1f5349239c88761
-
SHA256
7b9f174ec0e6bcd199131ffaa876aa6c84a1233bb12d62c2851ab7e950fb39b8
-
SHA512
05df013b6cbc310e61b36fd77475802c465f2fc0a64bcae744518de73b91e14a51506cec08e30f9aad12b02d9e81e56462fd54a656aad3306293b1a53da6bf09
-
SSDEEP
24576:bCC4MROxnFE3mi+rrcI0AilFEvxHP+ooM:bKMiup+rrcI0AilFEvxHP
Malware Config
Extracted
orcus
TEST_LEO_FAKE
0.0.0.0:1268
4b7e745d24cf405ca3d04bd10e33b1c6
-
autostart_method
Registry
-
enable_keylogger
true
-
install_path
%programfiles%\Windows_Defender\Defender.exe
-
reconnect_delay
10000
-
registry_keyname
W_Defender
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taskscheduler_taskname
Orcus
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watchdog_path
AppData\Defender.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 7b9f174ec0e6bcd199131ffaa876aa6c84a1233bb12d62c2851ab7e950fb39b8
Files
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7b9f174ec0e6bcd199131ffaa876aa6c84a1233bb12d62c2851ab7e950fb39b8.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: 921KB - Virtual size: 920KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
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