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Behavioral task
behavioral1
Sample
NEAS.a44b0be2c74e01978623100390d29d0ca4aec844b4f52356c0f6b4b4125d7a3a.exe
Resource
win7-20231201-en
General
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Target
NEAS.a44b0be2c74e01978623100390d29d0ca4aec844b4f52356c0f6b4b4125d7a3a.exe
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Size
985KB
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MD5
20b854871af9d20fe9f6df1804567822
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SHA1
7d960e587356276331b402b0f5a58c7d59a7900f
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SHA256
a44b0be2c74e01978623100390d29d0ca4aec844b4f52356c0f6b4b4125d7a3a
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SHA512
2348203f68ae6bfe2b72ff8a43558f035ae4eeaf22e23fc0cbd036b4a6d13c41b0c3532db7a1f05a7b2a958648066575294b347068d4af95c24d6286dfd10fc0
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SSDEEP
24576:gU04MROxnFH3XIBM49rrcI0AilFEvxHPTNoox:gmMihXe9rrcI0AilFEvxHP
Malware Config
Extracted
orcus
127.0.0.1:10134
65bc2199aded4d6daa88d11e0aab060d
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autostart_method
Disable
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enable_keylogger
false
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install_path
%programfiles%\DososMiro\MicroDoS.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\Microsoft.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 NEAS.a44b0be2c74e01978623100390d29d0ca4aec844b4f52356c0f6b4b4125d7a3a.exe
Files
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NEAS.a44b0be2c74e01978623100390d29d0ca4aec844b4f52356c0f6b4b4125d7a3a.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_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: 70KB - Virtual size: 70KB
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