Behavioral task
behavioral1
Sample
91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe
Resource
win7-20240903-en
General
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Target
91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe
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Size
33KB
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MD5
25c370a93ff31aea83a566b5d7ed9620
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SHA1
2b95e662ebffaecab3a60e63f6561d6f21d781e2
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SHA256
91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208
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SHA512
701222b38259293c22ddb0cfa4e8bdf2fcd7272561d672e58a6a9167e145a674cfe7a9a1fae531fd7a373fbc1c5d650f2963a4573e6e8ce295aeb604c2e067b6
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SSDEEP
768:cMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lNTkO7+wCqFS:VNW71rcYDAWeotvXlNnH
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 91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.exe unpack001/out.upx
Files
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91de4ba4576642c235b66494fc94014f0da145192d500a7514120523b59a3208N.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: 268KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 31KB - Virtual size: 32KB
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: 50KB - Virtual size: 50KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 512B - Virtual size: 312B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 208KB
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: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ