Static task
static1
Behavioral task
behavioral1
Sample
MassDownloader.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
MassDownloader.exe
Resource
win10v2004-20231020-en
General
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Target
MassDownloader.exe
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Size
345KB
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MD5
047f830c3b829dbc1d6e77c73fe4bdb5
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SHA1
33025030188090e791de748fc41b092a09278e36
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SHA256
cf1dd82f00135dd5a8cd828ced355e21eb3ef19178f01a8fe266a1229cf2fca5
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SHA512
70861e60b5cacc64b25f16aeafc43482330d1a07bdff3ac0d5efed05fae74b3896f9536289c2e174cd4c2992566a7855dd4d3ba72af81af900fe21fcae02793d
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SSDEEP
6144:WgthkzmmDrQ6x0ibrtVBwNcAXCYRgtEG:7dcb
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource MassDownloader.exe
Files
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MassDownloader.exe.exe windows:4 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: 242KB - Virtual size: 242KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 101KB - Virtual size: 101KB
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