Behavioral task
behavioral1
Sample
fc3bcb43a8ba80aa5256e20adcd1a165f3d32c144d78b6bf57bafbefd25f4088.exe
Resource
win7-20240903-en
General
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Target
fc3bcb43a8ba80aa5256e20adcd1a165f3d32c144d78b6bf57bafbefd25f4088.exe
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Size
1.1MB
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MD5
6d05f3f6bf003449ecec1d7b1c03a090
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SHA1
6f8c16b2dbbfb990f647dfbb20777707637cdc65
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SHA256
fc3bcb43a8ba80aa5256e20adcd1a165f3d32c144d78b6bf57bafbefd25f4088
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SHA512
cc70f031102955d972826d80db163f2249d996dca53102a73afe09f68db550493077e704c07b39c7fbfd9267465e322d89ff4a383aaecf25cb4a0817080b79ba
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SSDEEP
24576:f7R4MROxnFl3czErrcI0AilFEvxHPgook/IRx1FPDRyRAVy5pW:fSMir1rrcI0AilFEvxHP7/IRx1FPDRyK
Malware Config
Extracted
orcus
h0metowgh0svi3ws.servequake.com:10114
f4a241c2356f470581f678498d8553bb
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autostart_method
Disable
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enable_keylogger
true
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install_path
%programfiles%\winupdate\Winupdates.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\WinupdateWatchdog.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 fc3bcb43a8ba80aa5256e20adcd1a165f3d32c144d78b6bf57bafbefd25f4088.exe
Files
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fc3bcb43a8ba80aa5256e20adcd1a165f3d32c144d78b6bf57bafbefd25f4088.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: 907KB - Virtual size: 907KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 247KB - Virtual size: 246KB
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