Behavioral task
behavioral1
Sample
Update.Pdf__________________________________________________________________.exe
Resource
win7-20240729-en
General
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Target
b8a6f06cc26837a375758e069cbe04ac_JaffaCakes118
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Size
43KB
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MD5
b8a6f06cc26837a375758e069cbe04ac
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SHA1
6d66feb7c300c16d38c5e32eab4a3e4b854b4482
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SHA256
b97418a93f2622be66fe5a5bbc515b855e1925e831b760dc0047ad527838ccb6
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SHA512
78738fe352c450bb54504ceb688a59c624ad2df40a8661ec06dce6d53cc1f71c89e88a35911053e7fde44f5b5de528e638111f01297df1156f5beb802d1192c2
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SSDEEP
768:fvaywPrai1LPjVDJ+j88Fqf65W8aEb9/UTCRKuR68Ekcg5fzspvSwvL8l7u/013:qxeWL7L+jzYE9UTbuuWeawT8lyC3
Malware Config
Signatures
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resource yara_rule static1/unpack001/Update.Pdf__________________________________________________________________.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/Update.Pdf__________________________________________________________________.exe unpack002/out.upx
Files
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b8a6f06cc26837a375758e069cbe04ac_JaffaCakes118.zip
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Update.Pdf__________________________________________________________________.exe.exe windows:5 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_32BIT_MACHINE
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: 42KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 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_32BIT_MACHINE
Sections
.text Size: 1024B - Virtual size: 3KB
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text Size: - Virtual size: 2KB
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text Size: 43KB - Virtual size: 42KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.text Size: 512B - Virtual size: 3KB
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 512B - Virtual size: 3KB
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.text Size: 512B - Virtual size: 822B
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ