Behavioral task
behavioral1
Sample
52f5b5ddd82508d43a152181a6174a1a_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
52f5b5ddd82508d43a152181a6174a1a_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
52f5b5ddd82508d43a152181a6174a1a_cryptolocker_JC.exe
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Size
95KB
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MD5
52f5b5ddd82508d43a152181a6174a1a
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SHA1
8603f9c68a4c53f31944ef0693439478be141a2d
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SHA256
14298212a183a30060d8efe0ff65bbf3cd53d49c307e767f78d825623daca2c1
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SHA512
a20b207be58c0f645dd70c1ffac80814ecc9ab8ff3b4fbfda5ac2b19f8bb8e0782268f710ed0d7ddf4c971198d1b55e8bceed9ec6fa089835ae9d4f318c00269
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJjLyA:AnBdOOtEvwDpj6zg
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 52f5b5ddd82508d43a152181a6174a1a_cryptolocker_JC.exe unpack001/out.upx
Files
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52f5b5ddd82508d43a152181a6174a1a_cryptolocker_JC.exe.exe windows 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: 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 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: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ