Behavioral task
behavioral1
Sample
b1b012c6b83b56521c56076e30d262563af16d06ba682625b8f7f3531e4666b5.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b1b012c6b83b56521c56076e30d262563af16d06ba682625b8f7f3531e4666b5.exe
Resource
win10v2004-20240412-en
General
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Target
b1b012c6b83b56521c56076e30d262563af16d06ba682625b8f7f3531e4666b5
-
Size
3.0MB
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MD5
c62808b7949254fd9cfddad22a79ab8a
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SHA1
7faf8fe99414e4913eefaa5ce78a66c57ffafd7a
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SHA256
b1b012c6b83b56521c56076e30d262563af16d06ba682625b8f7f3531e4666b5
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SHA512
413812c2a127cbc9e26a0c9347bf7b8f814a561d73e51f696f89c83553e79f017483b4d095e22e7964341cdcff2e1bf76991520d3a793425d52b79a8858c1e4a
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SSDEEP
49152:vZnCRw3438x0TVDKNxOafuUYUc9no2IWkAyf1CQ+v5XxCv6PxTN:vARw3UJKHOa/Xffs0S5B
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 b1b012c6b83b56521c56076e30d262563af16d06ba682625b8f7f3531e4666b5 unpack001/out.upx
Files
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b1b012c6b83b56521c56076e30d262563af16d06ba682625b8f7f3531e4666b5.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_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 6.8MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 43KB - Virtual size: 44KB
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_32BIT_MACHINE
Sections
.text Size: 4.7MB - Virtual size: 4.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 73KB - Virtual size: 265KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 333KB - Virtual size: 333KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ