Behavioral task
behavioral1
Sample
ac8be183acf3079cd5475f8c170a98ae.exe
Resource
win7-20220331-en
General
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Target
ac8be183acf3079cd5475f8c170a98ae.exe
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Size
2.9MB
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MD5
ac8be183acf3079cd5475f8c170a98ae
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SHA1
4eab4aba5e2888496a267f2e755c5fbd29a5c25d
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SHA256
c7ad74775251731d6ffc24878658341b5a3b3398a5480ab113f80af42eda32c3
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SHA512
d3c80ff0ee04ecf898a0951433bf4e1dba25a214f4b1d902bc8e0a79a1b08bacc6813cd30c40a7a3f6cd10312b49850475f61f2f33886ad2797f25c37cfa54f3
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SSDEEP
49152:GrJT+6FZKM/4sa53sq3Tn2z+DwgWmF5Pr09R+yIjPAypQxbV+o9JnCm55rr8I0A4:GNT+6CcIVny+DwO5Pw9R8sypSbV+o9JP
Malware Config
Extracted
orcus
old
tools.3utilities.com:17650
3e72d23ec7f64b6aab470ad129f9a745
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autostart_method
TaskScheduler
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enable_keylogger
false
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install_path
%programfiles%\vcredist\vcredistapp.exe
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reconnect_delay
10000
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registry_keyname
vcredistappreg
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taskscheduler_taskname
vcredistappsch
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watchdog_path
Temp\vcredistapp.exe
Signatures
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Orcurs Rat Executable 1 IoCs
Processes:
resource yara_rule sample orcus -
Orcus Main Payload 1 IoCs
Processes:
resource yara_rule sample family_orcus -
Orcus family
Files
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ac8be183acf3079cd5475f8c170a98ae.exe.exe windows 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: 2.9MB - Virtual size: 2.9MB
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