Behavioral task
behavioral1
Sample
7b0ed4f91e2801784eb139e0928eb9688e2ee2f35bd0eeb5ce8d9e7b83199b25.exe
Resource
win7-20240903-en
General
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Target
7b0ed4f91e2801784eb139e0928eb9688e2ee2f35bd0eeb5ce8d9e7b83199b25
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Size
924KB
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MD5
eb8463d0ce192dbc87e7bdb2f5530afd
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SHA1
7012374f28429b0aa8ad469b9fe363466351545f
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SHA256
7b0ed4f91e2801784eb139e0928eb9688e2ee2f35bd0eeb5ce8d9e7b83199b25
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SHA512
925dfdb9961030bea95c908d40c166b397bca410e0eba5c881fe810e3c3af604df332b556bba5ccc1c53e06b3c1d3b6a94fbde4d6b7c7d448ef78db9b9d29c69
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SSDEEP
24576:bCC4MROxnFE3mi9rbEI0AilFEvxH44ooM:bKMiup9rbEI0AilFEvxH4
Malware Config
Extracted
orcus
TEST_LEO_FAKE
0.0.0.0:1268
4b7e745d24cf405ca3d04bd10e33b1c6
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autostart_method
Registry
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enable_keylogger
true
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install_path
%programfiles%\Windows_Defender\Defender.exe
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reconnect_delay
10000
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registry_keyname
W_Defender
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taskscheduler_taskname
Orcus
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watchdog_path
AppData\Defender.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 7b0ed4f91e2801784eb139e0928eb9688e2ee2f35bd0eeb5ce8d9e7b83199b25
Files
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7b0ed4f91e2801784eb139e0928eb9688e2ee2f35bd0eeb5ce8d9e7b83199b25.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: 921KB - Virtual size: 920KB
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