Behavioral task
behavioral1
Sample
2024-07-09_266d05f12ee820e31273f90194c03e6c_cryptolocker.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
2024-07-09_266d05f12ee820e31273f90194c03e6c_cryptolocker.exe
Resource
win10v2004-20240709-en
General
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Target
2024-07-09_266d05f12ee820e31273f90194c03e6c_cryptolocker
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Size
72KB
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MD5
266d05f12ee820e31273f90194c03e6c
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SHA1
fa103e534be5d8c076c3db3c1af2a59bead6f861
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SHA256
bd90a245f8a313fd2ff3de90d76006aff216e1fa3256f8ee2e8b615816181ba1
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SHA512
a3794ce80a6ba2738c3162227f3cfec908aa3869564ef351104f36d844ece4c0f25e224058d0c151b7d9a66d60dd14888b14eefe48c24e05b777a4c02cf0bdbc
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SSDEEP
1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs95E:C4Q2c94OtEvwDpj4H8zD
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-07-09_266d05f12ee820e31273f90194c03e6c_cryptolocker unpack001/out.upx
Files
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2024-07-09_266d05f12ee820e31273f90194c03e6c_cryptolocker.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: 36KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
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: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE