Behavioral task
behavioral1
Sample
NukTool/NukTool.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
NukTool/NukTool.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
.url
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
.url
Resource
win10v2004-20240802-en
General
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Target
861867764934b468d59be85f934488f9_JaffaCakes118
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Size
545KB
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MD5
861867764934b468d59be85f934488f9
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SHA1
3eb79385019093b5c608b22615490613edbf2318
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SHA256
582fb7c8eb1ad31dd8d1faf79aab12e73345510aef12ced03d644e7e31469cad
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SHA512
275814ffc04b864be7c41b52dd3a80e5a41f0daf78987e6cd92876ec7f0a1f7cd4276c1be19042651a789a2ff1007b83c4d6655647f36436e8d2fa287bbe950c
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SSDEEP
12288:k3wGORQ8K7NkbXaBsn1x+ylZgx3yO/IF3rSPnY0woY7HC8WlDG3rf:k3wlRNDSyDgx3yLYY0wbi8WZG7
Malware Config
Signatures
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resource yara_rule static1/unpack001/NukTool/NukTool.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/NukTool/NukTool.exe unpack002/out.upx
Files
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861867764934b468d59be85f934488f9_JaffaCakes118.zip
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NukTool/NukTool.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 1.5MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 469KB - Virtual size: 472KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 284KB - Virtual size: 284KB
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_32BIT_MACHINE
Sections
.text Size: 740KB - Virtual size: 738KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 188KB - Virtual size: 187KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 776KB - Virtual size: 811KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 296KB - Virtual size: 294KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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ʹ˵.txt
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װؿ.txt
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.url