Behavioral task
behavioral1
Sample
invoice.xlsx.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
invoice.xlsx.exe
Resource
win10v2004-20240412-en
General
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Target
invoice.xlsx.exe
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Size
42KB
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MD5
27599c22e0eba42f3e91e27fe1d04598
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SHA1
62f64646050a7052767881f73fdf57825ed501ac
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SHA256
f09ffe74770a7229ddef667bc95fa73e0886adf8739cdfff36101443975e5b5a
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SHA512
bda1868b40c867c80190cf6a8d73a5139eb701065bb84bdf4dd557265067bf776fc95cf99e88ac959daaabad20910990675c38a5682496b015e41f95d82c1e3b
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SSDEEP
384:b6sus8sjumVO2DdGfa8BeQVaZbsjmisNp8UhGWqkLNRaPX1:2seCumVO2DdGf/evVsjLs8UvAPl
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource invoice.xlsx.exe unpack001/out.upx
Files
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invoice.xlsx.exe.exe windows:4 windows x86 arch:x86
Password: infected
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: 56KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 14KB - Virtual size: 16KB
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
Sections
.text Size: 22KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 26KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ