Behavioral task
behavioral1
Sample
2024-01-22_b6d3a15c7a9d43802c6d00d5f9efce78_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-22_b6d3a15c7a9d43802c6d00d5f9efce78_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-22_b6d3a15c7a9d43802c6d00d5f9efce78_cryptolocker
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Size
61KB
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MD5
b6d3a15c7a9d43802c6d00d5f9efce78
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SHA1
2efbd7461e3d66a73c7d9d58bdf4a879978e145d
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SHA256
f496934abd6ecfb36af548a2f0c6464adf6c800b5c46b4c4ca916a211fa92b7a
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SHA512
81a99ab3690ca6f42bd841aa5abb803bedaf051c97d2ecc0b629bfb55d97ac36148878e019e3caf642d429ff1dd491f1687a3d3c5cddf75de20a3db79d35c38b
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoS:1nK6a+qdOOtEvwDpj4
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-22_b6d3a15c7a9d43802c6d00d5f9efce78_cryptolocker
Files
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2024-01-22_b6d3a15c7a9d43802c6d00d5f9efce78_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: 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