Behavioral task
behavioral1
Sample
BSDOS.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
BSDOS.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
BSWin.exe
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
BSWin.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
Manual.pdf
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
Manual.pdf
Resource
win10v2004-20240709-en
Behavioral task
behavioral7
Sample
Setup.exe
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
Setup.exe
Resource
win10v2004-20240709-en
General
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Target
3326509f15ea5143d91269d70fd57934_JaffaCakes118
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Size
941KB
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MD5
3326509f15ea5143d91269d70fd57934
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SHA1
03ac82b81c4e2ff7122de51728a890a48c06d374
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SHA256
a2fc59938625502d5970d27ac48b2b27b68950864cf2814bb360a38118bbbafd
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SHA512
b87dddc0762add3d40bff7acc0256920c2f5c1a8f5fcb8c1e2d6ed7048d507231cba41343cf8ad69da399343857131ebf20ce1e026dd102789a49d4908c5ddc3
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SSDEEP
24576:hK08XMguoe8UE3eJZQBJfDcGw90Mj5ovtL4y:hn8PeN4MmDcGw90MjmVLv
Malware Config
Signatures
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resource yara_rule static1/unpack001/BSWin.exe upx static1/unpack001/Setup.exe upx -
Malformed data in PDF
A PDF can contain malformed data to evade detection
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Unsigned PE 3 IoCs
Checks for missing Authenticode signature.
resource unpack001/BSWin.exe unpack001/Setup.exe unpack005/out.upx
Files
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3326509f15ea5143d91269d70fd57934_JaffaCakes118.rar
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BSDOS.EXE
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BSDOS.HLP
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BSWIN.HLP
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BSWin.cnt
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BSWin.exe.exe windows:1 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: 1.1MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 348KB - Virtual size: 348KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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FreeDOS.bin.zip
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Manual.pdf.pdf
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Order.txt
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PAD_File.xml.xml
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ReadMe.txt
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Setup.exe.exe windows:1 windows x86 arch:x86
Headers
File Characteristics
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: 96KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 65KB - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:1 windows x86 arch:x86
Headers
File Characteristics
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: 30KB - Virtual size: 29KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 1024B - Virtual size: 984B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 1KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 1KB
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: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 98KB - Virtual size: 98KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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Setup.inf
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