Static task
static1
Behavioral task
behavioral1
Sample
WallpaperBuilder/WallpaperBuilder.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
WallpaperBuilder/WallpaperBuilder.exe
Resource
win10v2004-20240704-en
General
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Target
6a1b427973854bbfe046d0baace9a2a2_JaffaCakes118
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Size
613KB
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MD5
6a1b427973854bbfe046d0baace9a2a2
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SHA1
fef684f30b2a797b1d55c3256afb36867e56f0ef
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SHA256
8a326d0c9fb15e85a3a0cf50bf7895d8b348128165544247a422f103562f4ad3
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SHA512
893c47cc8e2283dbbc70e8a0383623a72d1084d2764fdde820757a84177bab3d1b33e72415636313a161fdbc9e573c180ec6452715fb1f2cea287b62bb2a5122
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SSDEEP
12288:QT73Ehq0SxuKGfijla+2PfyKyF0zGkSIWTEHJpb2p8smaUwQzJzseaC:80SxuKGGvobwgRSIWopMupbwsJj
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/WallpaperBuilder/WallpaperBuilder.exe
Files
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6a1b427973854bbfe046d0baace9a2a2_JaffaCakes118.rar
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WallpaperBuilder/Readme.txt
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WallpaperBuilder/Res/0.png.png
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WallpaperBuilder/Res/1.png.png
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WallpaperBuilder/Res/10.png.png
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WallpaperBuilder/Res/11.png.png
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WallpaperBuilder/Res/12.png.png
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WallpaperBuilder/Res/14.png.png
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WallpaperBuilder/Res/15.png.png
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WallpaperBuilder/Res/16.png.png
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WallpaperBuilder/Res/17.png.png
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WallpaperBuilder/Res/18.png.png
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WallpaperBuilder/Res/19.png.png
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WallpaperBuilder/Res/2.png.png
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WallpaperBuilder/Res/20.png.png
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WallpaperBuilder/Res/21.png.png
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WallpaperBuilder/Res/22.png.png
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WallpaperBuilder/Res/23.png.png
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WallpaperBuilder/Res/24.png.png
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WallpaperBuilder/Res/25.png.png
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WallpaperBuilder/Res/26.png.png
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WallpaperBuilder/Res/27.png.png
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WallpaperBuilder/Res/28.png.png
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WallpaperBuilder/Res/29.png.png
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WallpaperBuilder/Res/3.png.png
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WallpaperBuilder/Res/30.png.png
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WallpaperBuilder/Res/31.png.png
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WallpaperBuilder/Res/4.png.png
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WallpaperBuilder/Res/5.png.png
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WallpaperBuilder/Res/6.png.png
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WallpaperBuilder/Res/7.png.png
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WallpaperBuilder/Res/8.png.png
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WallpaperBuilder/Res/9.png.png
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WallpaperBuilder/Update.txt
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WallpaperBuilder/WallpaperBuilder.exe.exe windows:4 windows x86 arch:x86
09d0478591d4f788cb3e5ea416c25237
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
Imports
kernel32
LoadLibraryA
GetProcAddress
VirtualAlloc
VirtualFree
Sections
.text Size: 342KB - Virtual size: 1.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 57KB - Virtual size: 60KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE