Behavioral task
behavioral1
Sample
SteamWindowsServiceUpdateSetup.exe
Resource
win7-20240708-en
General
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Target
SteamWindowsServiceUpdateSetup.exe
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Size
329KB
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MD5
a8aeeac8edea8db2038e36ed133d8348
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SHA1
54863716cc613d717afb9eb32372b32746320cd3
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SHA256
53ed8f354232f50d84e6c614342cdac8c6f869de2dec24b994f401b96f4a8a6f
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SHA512
f051c5b4cf8e636b4f0660027d53d10e49d8b8c27cd6e7ba6fa9d06fcedce327379a7aa519f95636cbdb9730e1da40072f60741de718f5289fa814681dd2c4e1
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SSDEEP
6144:/CzUBF9zNvMw+GIIIIIIIhIIIIIIIIIIIIIIIU:/CzUBx+
Malware Config
Extracted
njrat
Platinum
HacKed
127.0.0.1:55658
SteamWindowsUPDATESERVICE
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reg_key
SteamWindowsUPDATESERVICE
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splitter
|Ghost|
Signatures
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Njrat family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource SteamWindowsServiceUpdateSetup.exe
Files
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SteamWindowsServiceUpdateSetup.exe.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: 63KB - Virtual size: 63KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 265KB - Virtual size: 264KB
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