Behavioral task
behavioral1
Sample
2c257c41a2ea9d6dd1ce1fbb1de39406a750b615425ea99a557fa27c5c8c4059.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2c257c41a2ea9d6dd1ce1fbb1de39406a750b615425ea99a557fa27c5c8c4059.exe
Resource
win10v2004-20241007-en
General
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Target
2c257c41a2ea9d6dd1ce1fbb1de39406a750b615425ea99a557fa27c5c8c4059.exe
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Size
654KB
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MD5
f8ab8443ee9846cfa8d4303d5eb6ae9a
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SHA1
c1dd2362aae699b0ec1ac47d9807da9916416cab
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SHA256
2c257c41a2ea9d6dd1ce1fbb1de39406a750b615425ea99a557fa27c5c8c4059
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SHA512
ec876cc2551b1ac251e998b70b5ff57795ea3f95e78ca7631d0a4fc619a2296cc8540be85936f43d0e8d77f9e18f66747185bc3f18aad6ea9e1566e1c3938e73
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SSDEEP
12288:gQIGHk1all1uPv/QjX/XEDw2D8/ZoUFS9T4cDwusoDzge3e:gQfhj1uX/Qb/XEc2oZ18J4owutDz3e
Malware Config
Extracted
metasploit
encoder/shikata_ga_nai
Extracted
metasploit
windows/shell_reverse_tcp
192.168.0.56:443
Signatures
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Metasploit family
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2c257c41a2ea9d6dd1ce1fbb1de39406a750b615425ea99a557fa27c5c8c4059.exe unpack001/out.upx
Files
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2c257c41a2ea9d6dd1ce1fbb1de39406a750b615425ea99a557fa27c5c8c4059.exe.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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: - Virtual size: 1.2MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 626KB - Virtual size: 628KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 27KB - Virtual size: 28KB
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
IMAGE_FILE_DEBUG_STRIPPED
Sections
.text Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 182KB - Virtual size: 181KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.eh_fram Size: 171KB - Virtual size: 171KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 84KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 32B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 192KB - Virtual size: 192KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE