Behavioral task
behavioral1
Sample
bfa56c8f656a0f5c0a7b02efdc33c909da4dc6b0ad4b84b43913e69e611b664c.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bfa56c8f656a0f5c0a7b02efdc33c909da4dc6b0ad4b84b43913e69e611b664c.exe
Resource
win10v2004-20240508-en
General
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Target
bfa56c8f656a0f5c0a7b02efdc33c909da4dc6b0ad4b84b43913e69e611b664c
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Size
27KB
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MD5
4f1832d56cd11e5e34f38255dd757ede
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SHA1
d51f0a2691827b453d7fca1c97a35b9d79fef479
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SHA256
bfa56c8f656a0f5c0a7b02efdc33c909da4dc6b0ad4b84b43913e69e611b664c
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SHA512
6dbcca3cf00c1c2851c7a6ccf26389afd3790e4da52e647da4b4cb0b503e422d1b6060e61fc3257bf4467b4fbede0bb11090979ad0c9d839cccffc7dacdb927b
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SSDEEP
768:X9J/3FzjgfanEGx8V36unjv88tznuRU65Y4gpph1ePVCML:N5VzcfA/6LrVpL74gfh16nL
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 bfa56c8f656a0f5c0a7b02efdc33c909da4dc6b0ad4b84b43913e69e611b664c unpack001/out.upx
Files
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bfa56c8f656a0f5c0a7b02efdc33c909da4dc6b0ad4b84b43913e69e611b664c.exe windows:5 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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 25KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 46KB - Virtual size: 45KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.htext Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE