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Behavioral task
behavioral1
Sample
b439daa13221e440f868f139f62f63c8390821ffb81e69b43b899b394d6fbcb9N.exe
Resource
win7-20240903-en
General
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Target
b439daa13221e440f868f139f62f63c8390821ffb81e69b43b899b394d6fbcb9N.exe
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Size
21KB
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MD5
cecb843de407b6085762057b666dcc60
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SHA1
2682ba87248e18bebd7f90237de53307ccfd393d
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SHA256
b439daa13221e440f868f139f62f63c8390821ffb81e69b43b899b394d6fbcb9
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SHA512
9ff87c05c67ccb815e2cfedb90cc8d8ce1fae6906b92c11638ee97d096aa118ef2035f35dbd9c98d5b03f661c69e2064cd14c58e1ae852bd35d6d34df3e1a81d
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SSDEEP
384:PIdmF+TH95xJMu/0PlxjV8BINhuLJ37tMOpuqqz3KK7eIVmhvYndM5SLP5pLR:PIsF8HdbKjV8BX7Vy6K7eIVaAndEKPl
Malware Config
Signatures
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Detect XtremeRAT payload 1 IoCs
resource yara_rule static1/unpack001/out.upx family_xtremerat -
Xtremerat family
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b439daa13221e440f868f139f62f63c8390821ffb81e69b43b899b394d6fbcb9N.exe unpack001/out.upx
Files
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b439daa13221e440f868f139f62f63c8390821ffb81e69b43b899b394d6fbcb9N.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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 19KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 34KB - Virtual size: 33KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 512B - Virtual size: 268B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 11KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 8B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ