Behavioral task
behavioral1
Sample
509cfaac45f23bf4bba6fd9f0a631d483d44c04930eeb5a3e68f3badcbd9bba0.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
509cfaac45f23bf4bba6fd9f0a631d483d44c04930eeb5a3e68f3badcbd9bba0.exe
Resource
win10v2004-20231222-en
General
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Target
509cfaac45f23bf4bba6fd9f0a631d483d44c04930eeb5a3e68f3badcbd9bba0
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Size
5.0MB
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MD5
149bf9d2125e78f56f5b8af10d1016ed
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SHA1
f64771515acabec2e1b092a929a4fdbd6b4b4307
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SHA256
509cfaac45f23bf4bba6fd9f0a631d483d44c04930eeb5a3e68f3badcbd9bba0
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SHA512
3996192663ce95a872f636585bfd815fbea22fc9f7fbd46fa4a0b2747d5625e98d34c8565ad7cfee158be9d3c2d2a5472ba6a728c1b36ab0867539ef279e2e13
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SSDEEP
24576:uWM4MROxnFE3jdc1RrrZlI0AilFEvxHioRn:uWfMiuObrrZlI0AilFEvxHio
Malware Config
Extracted
orcus
10.0.2.15:4444
afe4268b3e1340c8b922890ff0856cb0
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autostart_method
Registry
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enable_keylogger
true
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install_path
%programfiles%\Orcus\Orcus.exe
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reconnect_delay
10000
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registry_keyname
explorer
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taskscheduler_taskname
java
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watchdog_path
AppData\java.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 509cfaac45f23bf4bba6fd9f0a631d483d44c04930eeb5a3e68f3badcbd9bba0
Files
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509cfaac45f23bf4bba6fd9f0a631d483d44c04930eeb5a3e68f3badcbd9bba0.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: 921KB - Virtual size: 921KB
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