Behavioral task
behavioral1
Sample
2024-10-13_28c11f88d64549dcec4f8c6eef1f2eb7_cryptolocker.exe
Resource
win7-20241010-en
General
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Target
2024-10-13_28c11f88d64549dcec4f8c6eef1f2eb7_cryptolocker
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Size
69KB
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MD5
28c11f88d64549dcec4f8c6eef1f2eb7
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SHA1
bfd7155fd4d8ec50c6575c25afb1b1e4b2bdddb3
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SHA256
b34bbf44f6bc0bee4fa0d1814ce7dc3fa1d632d95518d817255043dc10b11e6d
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SHA512
f1ab7013e7ac51486b32024b428b78acd29c6945bf356c50b3032956ff46dc3db11577343ae607286cca782056f23a3593f5f9ccf2d42f05d9a83a03feb957fe
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SSDEEP
1536:quJu9cvMOtEvwDpjWYTjipvF2bx1PQApy:78SEOtEvwDpjWYvQd2PI
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-10-13_28c11f88d64549dcec4f8c6eef1f2eb7_cryptolocker unpack001/out.upx
Files
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2024-10-13_28c11f88d64549dcec4f8c6eef1f2eb7_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: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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