Behavioral task
behavioral1
Sample
FuCK.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
FuCK.exe
Resource
win10v2004-20240226-en
General
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Target
1c4ff18b9070dcd40f525fbc7bb6d9bc_JaffaCakes118
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Size
33KB
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MD5
1c4ff18b9070dcd40f525fbc7bb6d9bc
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SHA1
15b7b8bbf4cff978412ae1142ee744ea0500530b
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SHA256
e58b644d01891d009736681882c448fb76300038e724ae22d7aa37ab2c6276f7
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SHA512
6e968f977a6239062230fe2f34754365eb76b0648a527ec7c9c4b8ecbdef4a1d25711f8131aa33449483bb282c5a3284a5c427150b9ba77e761d6a15781f977a
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SSDEEP
768:ZNDY5UWa10/3XRI/4cxe+P/tRpewfCz9GFurMiaAQl3acLIUvCXW:ZBYyD0/3XQL8+tRkWeSurMiAl3aPUaXW
Malware Config
Signatures
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Detect XtremeRAT payload 1 IoCs
resource yara_rule static1/unpack002/out.upx family_xtremerat -
Xtremerat family
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resource yara_rule static1/unpack001/FuCK.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/FuCK.exe unpack002/out.upx
Files
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1c4ff18b9070dcd40f525fbc7bb6d9bc_JaffaCakes118.rar
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FuCK.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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 276KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 32KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5KB - Virtual size: 8KB
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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 50KB - Virtual size: 50KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 512B - Virtual size: 312B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 208KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 3KB
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: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ