Behavioral task
behavioral1
Sample
aa3203ebdcbc74e9e563e23e47b1bc101b20e3cfa65a9c1ef3ab185a0d9eb0bd.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
aa3203ebdcbc74e9e563e23e47b1bc101b20e3cfa65a9c1ef3ab185a0d9eb0bd.exe
Resource
win10v2004-20240508-en
General
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Target
aa3203ebdcbc74e9e563e23e47b1bc101b20e3cfa65a9c1ef3ab185a0d9eb0bd
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Size
55KB
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MD5
81c8af194fa9455df8a12baa85c3fb48
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SHA1
ce59a64993ce23a64922b573e8815db818b93d13
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SHA256
aa3203ebdcbc74e9e563e23e47b1bc101b20e3cfa65a9c1ef3ab185a0d9eb0bd
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SHA512
486377c7a07635c2b80cb3d6665e02c1914f13a6c1564bbac07cb977bb01f08361326e823265c85f006e8bf04892c37e9ead052c5842f84d46a27b9f70374e1b
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SSDEEP
768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAF43:CTWn1++PJHJXA/OsIZfzc3/Q8GFN
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 aa3203ebdcbc74e9e563e23e47b1bc101b20e3cfa65a9c1ef3ab185a0d9eb0bd unpack001/out.upx
Files
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aa3203ebdcbc74e9e563e23e47b1bc101b20e3cfa65a9c1ef3ab185a0d9eb0bd.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: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 4KB
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: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 352B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ