Behavioral task
behavioral1
Sample
1e53ce1e620a5ae7be3186252e8c5a1e9c81d5b4c862321102c8036c0d942791.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1e53ce1e620a5ae7be3186252e8c5a1e9c81d5b4c862321102c8036c0d942791.exe
Resource
win10v2004-20241007-en
General
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Target
1e53ce1e620a5ae7be3186252e8c5a1e9c81d5b4c862321102c8036c0d942791
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Size
3.1MB
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MD5
e9bf15e3bb0040201e71a08b6148c4c8
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SHA1
77f60f9328596ada8d2b7fd0fd03914004726f59
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SHA256
1e53ce1e620a5ae7be3186252e8c5a1e9c81d5b4c862321102c8036c0d942791
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SHA512
cbd2fc46d6df126434e8dd25503122ee172a99a37efefec129da9d7c9bdfc5f705a19e218e746a54d08ad28196a9ec471030039fcb88ca09392af66b42ee5d1f
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SSDEEP
49152:kUqN8QFUwqYZeM9/ZzzBjMkPUayX82+YXAypQxb9ndo9JnCmYZncFf0I74gu3eM:kt0wGGzBjryX82uypSb9ndo9JCm
Malware Config
Extracted
orcus
192.168.50.155:10134
df25dda70009431f9a1c62b7dc35a8ee
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autostart_method
Registry
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enable_keylogger
true
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install_path
%programfiles%\ssystem\ssystem.exe
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reconnect_delay
10000
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registry_keyname
ssystem
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taskscheduler_taskname
ssystem
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watchdog_path
AppData\OrcusWatchdog.exe
Signatures
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Orcurs Rat Executable 1 IoCs
Processes:
resource yara_rule sample orcus -
Orcus family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 1e53ce1e620a5ae7be3186252e8c5a1e9c81d5b4c862321102c8036c0d942791
Files
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1e53ce1e620a5ae7be3186252e8c5a1e9c81d5b4c862321102c8036c0d942791.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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 103KB - Virtual size: 102KB
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