Behavioral task
behavioral1
Sample
51cf8b79ae1a6064d48f0eae37dcd8226680df685db9cfdf433c0fbd451f20df.exe
Resource
win10v2004-20240226-en
General
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Target
51cf8b79ae1a6064d48f0eae37dcd8226680df685db9cfdf433c0fbd451f20df
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Size
732KB
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MD5
1dcf3f7ed34492cf6d390fdafed7f016
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SHA1
168fb49e4b6ea7a75acab568053062014c5e3faf
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SHA256
51cf8b79ae1a6064d48f0eae37dcd8226680df685db9cfdf433c0fbd451f20df
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SHA512
c56f7ae460b399a45d5c28339c6641e308299e84407a9dc6f7a0219754704dba2b2051a576d0fe65cb57c64df70195abde397a7a5ced590c1e3b8283c8105925
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SSDEEP
12288:yXnHFXCAwd/VclaqRRh/OSHnam3qDTQTnnOIk6XPvLQyVBu+7a/qC5k8J:y3FXCAoqRR4u96DTQTnq6XXZqq78J
Malware Config
Signatures
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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 51cf8b79ae1a6064d48f0eae37dcd8226680df685db9cfdf433c0fbd451f20df unpack001/out.upx
Files
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51cf8b79ae1a6064d48f0eae37dcd8226680df685db9cfdf433c0fbd451f20df.exe windows:10 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 1.4MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 634KB - Virtual size: 636KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 96KB - Virtual size: 100KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:10 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 26KB - Virtual size: 25KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 20KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.didat Size: 512B - Virtual size: 32B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 94KB - Virtual size: 94KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1.2MB - Virtual size: 1.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE