Static task
static1
Behavioral task
behavioral1
Sample
f5ebfbda54c3ab58798eb1d436271546bc7ea9aea8e25b688489a0313b55c67c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
f5ebfbda54c3ab58798eb1d436271546bc7ea9aea8e25b688489a0313b55c67c.exe
Resource
win10-en-20211208
General
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Target
f5ebfbda54c3ab58798eb1d436271546bc7ea9aea8e25b688489a0313b55c67c
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Size
125KB
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MD5
438f3ea41587e9891484dad233d6faa6
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SHA1
d75a66ebf43aefe1a7f12f7e04e3fff923e6a19e
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SHA256
f5ebfbda54c3ab58798eb1d436271546bc7ea9aea8e25b688489a0313b55c67c
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SHA512
229223b4fa8c812c5bd95a4d11835aebf686a43b71751f2a2ce95e79a9ac265c5e2761838e16365af9350edd2652fa8361c4b898b7ba11442edbee5c4974c1ea
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SSDEEP
3072:dbaKc3GE1Pmzm0YjiUvRpjiUvRGgxzcM9Esn28ZABk6OyV:dbaKcpO2PzP9zb9rxmk6O
Malware Config
Signatures
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CrimsonRAT Main Payload 1 IoCs
resource yara_rule sample family_crimsonrat -
Crimsonrat family
Files
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f5ebfbda54c3ab58798eb1d436271546bc7ea9aea8e25b688489a0313b55c67c.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Code Sign
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: 91KB - Virtual size: 90KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 33KB - Virtual size: 33KB
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