Behavioral task
behavioral1
Sample
77b7bd897eae5a7bc0ba122e301893b3_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
77b7bd897eae5a7bc0ba122e301893b3_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
77b7bd897eae5a7bc0ba122e301893b3_cryptolocker_JC.exe
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Size
79KB
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MD5
77b7bd897eae5a7bc0ba122e301893b3
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SHA1
43a514a54c16cc3028292420c586e1f15de9fcee
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SHA256
d465c6b16420bab41eda4f6a6830766949e7f1f6aa95df1a2c9c4b492759f4c5
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SHA512
bb74dfc5bfd5dea707ccc2427724e1a0508dd4b4e6a2524fa4996ebb7a29bb8aab9bf90b3408d53ae1eeef28164d07e34aa83c313a1193820e90914675e243e9
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUXQaOKXx:T6a+rdOOtEvwDpjN+
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 77b7bd897eae5a7bc0ba122e301893b3_cryptolocker_JC.exe
Files
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77b7bd897eae5a7bc0ba122e301893b3_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE