Behavioral task
behavioral1
Sample
155db4e81077ecdfeace620801c586ec88bcf87b9ee82050f1e97fe68883959f.exe
Resource
win7-20240220-en
General
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Target
155db4e81077ecdfeace620801c586ec88bcf87b9ee82050f1e97fe68883959f
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Size
61KB
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MD5
6f0d2347df487d203870b2779928b746
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SHA1
407afbf0e32843a7e3f16c61e5cc27e82860c4dc
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SHA256
155db4e81077ecdfeace620801c586ec88bcf87b9ee82050f1e97fe68883959f
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SHA512
0865c20ae337dbc704f5a913d2da7990028daad78830569b3725dde46cab1543771f140555449b653daee15a70732b549bd5750b1bc6676ff12f0d7c7da5bcee
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SSDEEP
768:LRj87QC4dMdtOSTtLD9ilba1xVZHNWnnnl000e999+6CCCCXCCCC7rDKFFFExcC8:VjgRnC+1zZHNWnnn3CCCCrrDRG
Malware Config
Signatures
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Detects Windows executables referencing non-Windows User-Agents 1 IoCs
resource yara_rule static1/unpack001/out.upx INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 155db4e81077ecdfeace620801c586ec88bcf87b9ee82050f1e97fe68883959f unpack001/out.upx
Files
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155db4e81077ecdfeace620801c586ec88bcf87b9ee82050f1e97fe68883959f.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 44KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 20KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 20KB - Virtual size: 19KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 24KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ