Behavioral task
behavioral1
Sample
a1e86bfc6c912c546d1e488b28a49ab4bf95d53cb467f1e0ad6c2678a91c1cd7.exe
Resource
win7-20240221-en
General
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Target
a1e86bfc6c912c546d1e488b28a49ab4bf95d53cb467f1e0ad6c2678a91c1cd7
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Size
404KB
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MD5
73a29b06f2c854c8ecde6f6d359ba89d
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SHA1
fc90bf0653d4baf460a9278f9c96abe2ba5f0fb2
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SHA256
a1e86bfc6c912c546d1e488b28a49ab4bf95d53cb467f1e0ad6c2678a91c1cd7
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SHA512
2d5dfb31bfeac677f8db8da30643483f00c84cf09b1f6b1e9618b22df74109f28a9eb88bf1b9e2ab8ba403338e436b2843acc6c8d5572037fbea853602c66ae7
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SSDEEP
3072:/u8ANCMu8ANCHu8ANCgu8ANCqu8ANC8u8ANC3u8ANCmu8ANCIu8ANCju8ANCk:GvNyvNhvNuvNAvNivNRvN0vNWvN1vND
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 a1e86bfc6c912c546d1e488b28a49ab4bf95d53cb467f1e0ad6c2678a91c1cd7 unpack001/out.upx
Files
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a1e86bfc6c912c546d1e488b28a49ab4bf95d53cb467f1e0ad6c2678a91c1cd7.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: 64KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 23KB - Virtual size: 24KB
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: 44KB - Virtual size: 40KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 24KB - Virtual size: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ