Behavioral task
behavioral1
Sample
b91b4d984b0b0f46ea1c7c5114dc45c2d3c66f471e251ef7bd58bfa804ea3f3b.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral2
Sample
b91b4d984b0b0f46ea1c7c5114dc45c2d3c66f471e251ef7bd58bfa804ea3f3b.exe
Resource
win11-20240412-en
General
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Target
b91b4d984b0b0f46ea1c7c5114dc45c2d3c66f471e251ef7bd58bfa804ea3f3b
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Size
266KB
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MD5
4bf789bff6dee782611821fd823db799
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SHA1
a8a20f079133cc4e553c0dc9a39c4a9a88a59764
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SHA256
b91b4d984b0b0f46ea1c7c5114dc45c2d3c66f471e251ef7bd58bfa804ea3f3b
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SHA512
9393f25c75b18a4bca556a82efe07927284be9d6f74f28500d9cf90ca83d8a1dddf8718db62a0dab67e9766895b0878c6f69d3748bf291c32797bf3dcb8f2d44
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SSDEEP
6144:oXzKdNY49u8rV5+jmczSlUHURodhT01net:Xa4AA2mczSLoj01
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b91b4d984b0b0f46ea1c7c5114dc45c2d3c66f471e251ef7bd58bfa804ea3f3b unpack001/out.upx
Files
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b91b4d984b0b0f46ea1c7c5114dc45c2d3c66f471e251ef7bd58bfa804ea3f3b.exe windows:6 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 368KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 163KB - Virtual size: 164KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 101KB - Virtual size: 104KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:6 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 114KB - Virtual size: 113KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 35KB - Virtual size: 34KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 29KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 327KB - Virtual size: 326KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ