Behavioral task
behavioral1
Sample
efcm470.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
efcm470.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
新云软件.url
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
新云软件.url
Resource
win10v2004-20240319-en
General
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Target
e8461dffacabfb8196620677bc18ea6b_JaffaCakes118
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Size
1.4MB
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MD5
e8461dffacabfb8196620677bc18ea6b
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SHA1
61c2f1626e20c6ada382732cb0a183cbd64730d5
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SHA256
7c4f2150922a901ac1ecfbb121f1c6517b7958e8bd9b46b5dcce011b6905591f
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SHA512
e8cb197f123a5ed89824beee7d1d941bd6a6af0ef40ec01dcca9ce71bac204f9f91a0a251c7da49d06268e6da4e6761ac8cce2e5dc57dfd937cc15688824ab27
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SSDEEP
24576:n84QU4vfZA5ZWQ1qZRZUOgSSWGZ7WayNtL7L82V18KYlpX4MsNqKr/vH:n84QLfZA5X1Ipgpkay3tV1rNdr/P
Malware Config
Signatures
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resource yara_rule static1/unpack001/efcm470.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/efcm470.exe unpack002/out.upx
Files
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e8461dffacabfb8196620677bc18ea6b_JaffaCakes118.rar
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efcm470.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_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 76KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 35KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 12KB
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_32BIT_MACHINE
Sections
.text Size: 64KB - Virtual size: 61KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 16KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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新云软件.url.url