Static task
static1
Behavioral task
behavioral1
Sample
b81be1a34bffe8b5f17c91fec9894e3fde43e59012aa59bfce266f5c0b042bbc.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
b81be1a34bffe8b5f17c91fec9894e3fde43e59012aa59bfce266f5c0b042bbc.exe
Resource
win10v2004-20240508-en
General
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Target
b81be1a34bffe8b5f17c91fec9894e3fde43e59012aa59bfce266f5c0b042bbc
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Size
457KB
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MD5
13a741fa24a290e0ae8815a2e20a03b1
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SHA1
59815fecce4a2434c1917227e7a4a00f06291582
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SHA256
b81be1a34bffe8b5f17c91fec9894e3fde43e59012aa59bfce266f5c0b042bbc
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SHA512
e64c874516a1e7178ffc88185820d3905d1ea1231357bd6c525e0937e3971bc32f277dccbde9a3634becb666d042e71cdf5c93c8773f1e0ca667e63eb69ec0b3
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SSDEEP
6144:yY+32WWluqvHpVmXWEjFJRWci+WUd20rUU5EYCTvaBju4zl:hnWwvHpVmXpjJIUd2cUusvalxzl
Malware Config
Signatures
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Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b81be1a34bffe8b5f17c91fec9894e3fde43e59012aa59bfce266f5c0b042bbc
Files
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b81be1a34bffe8b5f17c91fec9894e3fde43e59012aa59bfce266f5c0b042bbc.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
.MPRESS1 Size: 442KB - Virtual size: 456KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE