Behavioral task
behavioral1
Sample
tar.exe
Resource
win7-20241010-en
General
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Target
tar.exe
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Size
3.0MB
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MD5
bf7895e063d2bc2e2df12a0808369f74
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SHA1
c0b6158b47aee66cbe68885e582f20a388b0b146
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SHA256
53ef45215a305cdeb6a25dcb51c691af9f4d545534d78e102d125536baa608b7
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SHA512
e664d6a6e763c27738ef5472bab2fdf6334083756e2bbb8a92b43f29bac7f557e548f53a16c2f2d28df713744b3d9d88911ae75ca55acd8af24110641bbf1ffa
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SSDEEP
49152:gAkDf7+QSLqZeM9/04zgaMWUljQfJgVXkKAypQxb0/o9JnCmYWncFf0I74gu3yM:gPyb2MnjQBEUNypSb6o9JCm
Malware Config
Extracted
orcus
108.231.94.28:10134
2c09a108509b4d9aa6f48e001c264c91
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autostart_method
Disable
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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
Orcus
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taskscheduler_taskname
Orcus
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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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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource tar.exe
Files
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tar.exe.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: 4KB - Virtual size: 3KB
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