Behavioral task
behavioral1
Sample
57ea66a57f97ecee958cca1c7379025750c23ba98ea6dcfaae17fc5f64c9d1c5.exe
Resource
win7-20231023-en
General
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Target
57ea66a57f97ecee958cca1c7379025750c23ba98ea6dcfaae17fc5f64c9d1c5
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Size
917KB
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MD5
51a72cba85e56e68571f1737a3867248
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SHA1
cd1343921939fb80ba0cc335f6a96e9c25f7f8a4
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SHA256
57ea66a57f97ecee958cca1c7379025750c23ba98ea6dcfaae17fc5f64c9d1c5
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SHA512
605bb27e929b9a13b697fa6edd7470339e81c6323512d329809c64930f2f2b9f2572c0f7f65d030c9fe04b9135cc286b8b15c02686fea09738a975f4d62afc5a
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SSDEEP
12288:WLshChMwzLdh+fF7dG1lFlWcYT70pxnnaaoawhmm6vgWrJprZNrI0AilFEvxHvB0:mLc4MROxnF664GprZlI0AilFEvxHit1
Malware Config
Extracted
orcus
s7vety-64001.portmap.io:64001
8f9ad032680b48e4921e3dead6b0b2ce
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autostart_method
TaskScheduler
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enable_keylogger
true
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install_path
%appdata%\Java\javaUpdate.exe
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reconnect_delay
10000
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registry_keyname
JavaUpate
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taskscheduler_taskname
JavaUpate
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watchdog_path
AppData\OrcusWatchdog.exe
Signatures
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Orcurs Rat Executable 1 IoCs
resource yara_rule sample orcus -
Orcus family
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Orcus main payload 1 IoCs
resource yara_rule sample family_orcus -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 57ea66a57f97ecee958cca1c7379025750c23ba98ea6dcfaae17fc5f64c9d1c5
Files
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57ea66a57f97ecee958cca1c7379025750c23ba98ea6dcfaae17fc5f64c9d1c5.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: 914KB - Virtual size: 913KB
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