Behavioral task
behavioral1
Sample
efpm500.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
efpm500.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
新云软件.url
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
新云软件.url
Resource
win10v2004-20240412-en
General
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Target
f92cc907eb1e21524f0a33ccdb65bff4_JaffaCakes118
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Size
1.5MB
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MD5
f92cc907eb1e21524f0a33ccdb65bff4
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SHA1
5da706ca543d1f7fe3ba5405322b6dc5794dcdc5
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SHA256
c8f1d2f8be62dd04414c1fe19bb3e9757229454e52bfca24619a8d32d016160f
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SHA512
b2bff363e1933fa57d33ab787845b55cea128c41808c922b6cb53bb36938875dc27bfc2ec4bf43ce07b4d92ccbee88246b2c1f0ad7c8b988c0ea3826167be204
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SSDEEP
24576:zC9o5ZMQkUsMUVdCBmeqhlrJRrisYoxK65LHyl2/RpSnAveQ87OLghbq8USzutu5:zCpZrVd0ZqHJRrisS65G4/R4AvT8nqrQ
Malware Config
Signatures
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resource yara_rule static1/unpack001/efpm500.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/efpm500.exe unpack002/out.upx
Files
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f92cc907eb1e21524f0a33ccdb65bff4_JaffaCakes118.rar
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efpm500.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: 36KB - 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