Behavioral task
behavioral1
Sample
3fb386f9e5f0eaa044cceef0a10273f288ead9b2fc2a8aa1ea0b4ebb38c709c3.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3fb386f9e5f0eaa044cceef0a10273f288ead9b2fc2a8aa1ea0b4ebb38c709c3.exe
Resource
win10v2004-20240426-en
General
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Target
3fb386f9e5f0eaa044cceef0a10273f288ead9b2fc2a8aa1ea0b4ebb38c709c3
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Size
40KB
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MD5
397620840c9656a5c6191dbf42be4278
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SHA1
0fda66e0c3339b87c1fd19d2cae670d79d1e0daf
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SHA256
3fb386f9e5f0eaa044cceef0a10273f288ead9b2fc2a8aa1ea0b4ebb38c709c3
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SHA512
8ca0dd113c9f48520f6035991eb73ff4e7a0c29ae27246053ac4175a2965190f25d3e6ca82790c0d7df69c0f59a56a8d9a2a9f21ef2e9ab0a5875fd234824be6
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SSDEEP
768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAF6:CTWn1++PJHJXA/OsIZfzc3/Q86
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 3fb386f9e5f0eaa044cceef0a10273f288ead9b2fc2a8aa1ea0b4ebb38c709c3 unpack001/out.upx
Files
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3fb386f9e5f0eaa044cceef0a10273f288ead9b2fc2a8aa1ea0b4ebb38c709c3.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