Behavioral task
behavioral1
Sample
PcOptimizer.exe
Resource
win10-20231215-en
General
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Target
PcOptimizer.exe
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Size
1.6MB
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MD5
31578327d2ce62a033df100eb8e5db21
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SHA1
abbf90eb2b2064181f9d2e2b3839d32b8608607f
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SHA256
ccb9b6b18a926cb5429ce957478416a5bbe19b9124521d1974454d0ff0fde17e
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SHA512
6980ee171e1614414bfd3b2314adeab2df00a1447449ddf7f41ea9328ae4dc99cdd3850541f22a6ba080d40e84e66fb4b085eb8e37aa187d10e7af4693e0cdc8
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SSDEEP
49152:JkTq24GjdGSiqkqXfd+/9AqYanieKdsS:J1EjdGSiqkqXf0FLYW
Malware Config
Extracted
stealerium
https://discord.com/api/webhooks/1197035124232028301/sHUczEA6_tw3a11veY_04e7UYZLqHfIVPsGIZS0Vw4ap6GVt8E0gj0TGwqKyyPopNMrA
Signatures
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Stealerium family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource PcOptimizer.exe
Files
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PcOptimizer.exe.exe windows:4 windows x86 arch:x86
Password: infected
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 1.5MB - Virtual size: 1.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 4KB
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