Behavioral task
behavioral1
Sample
b821e013a4965db3191b83f31cfcc52e_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
b821e013a4965db3191b83f31cfcc52e_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
b821e013a4965db3191b83f31cfcc52e_cryptolocker_JC.exe
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Size
62KB
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MD5
b821e013a4965db3191b83f31cfcc52e
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SHA1
208a5a7fedba884bccd9b6a677e971fd819221ec
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SHA256
5aaa8bcdefd13b69f711e30c93b4f78e6c29a7457ae8b6a39463f6d7649c3832
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SHA512
673f1690dfcdafe279f67df8f3cb0a49b12a49dc80edf50abc302cfc13647458db7f56d9a7b91867f7ef19dba7864b7df7fdb16a3dab339abc87e8a03110c076
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHwGo:1nK6a+qdOOtEvwDpjmo
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b821e013a4965db3191b83f31cfcc52e_cryptolocker_JC.exe
Files
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b821e013a4965db3191b83f31cfcc52e_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE