Behavioral task
behavioral1
Sample
f1682cf8a37398db755990957b830893c37aff88145a8c85e76149bbe0d2c8ba.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f1682cf8a37398db755990957b830893c37aff88145a8c85e76149bbe0d2c8ba.exe
Resource
win10v2004-20240426-en
General
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Target
f1682cf8a37398db755990957b830893c37aff88145a8c85e76149bbe0d2c8ba
-
Size
896KB
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MD5
ef9b1b04c34ed4642fa1c5ae2bf7bbb2
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SHA1
a945e308b0918ffc74f11d263c4e8215038b27c1
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SHA256
f1682cf8a37398db755990957b830893c37aff88145a8c85e76149bbe0d2c8ba
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SHA512
f35ac47e5ed6a94bc2205684f3410e99400cb4508ce7eab6effee27bc75c0f92083b2d2bc112dfd5d4911c12ee8ec6460ed06ea32485ed21c2ff40d75a6cfd5d
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SSDEEP
12288:sb5pi7mcdxdG1lFlWcYr70RxnnaaoaMnG8nNnjKU05xopHZYwQB3n7FfJIuw69s0:sTO4Mp+xnF+j8Amln7FfJIu99siMK
Malware Config
Extracted
orcus
93.157.168.72:27667
a78f6cd1f7f343c39d9d711961870c12
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autostart_method
Registry
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enable_keylogger
false
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install_path
%appdata%\Chrome
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reconnect_delay
10000
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registry_keyname
Google
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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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Orcus main payload 1 IoCs
resource yara_rule sample family_orcus -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource f1682cf8a37398db755990957b830893c37aff88145a8c85e76149bbe0d2c8ba
Files
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f1682cf8a37398db755990957b830893c37aff88145a8c85e76149bbe0d2c8ba.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: 891KB - Virtual size: 890KB
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