Behavioral task
behavioral1
Sample
2024-04-23_e1a1f0e31ba62f447b2f629e88a3caea_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_e1a1f0e31ba62f447b2f629e88a3caea_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_e1a1f0e31ba62f447b2f629e88a3caea_cryptolocker
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Size
67KB
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MD5
e1a1f0e31ba62f447b2f629e88a3caea
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SHA1
ef0a613d1a942d8d0a310e81b56db8a79b6ca539
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SHA256
827d70b7276a7885d14c92944deee794fc9fe173b3a6e76a0be83c35fb77bd4c
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SHA512
a0e628b052fa4beba4d068c4d2eec458aedd67fa728e7206508b022e550e39900f2d50388036814fd6d859be58e9c60cc54ba1948ad6aaba01a589ec6fc4e39a
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRh/:1nK6a+qdOOtEvwDpjc
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 2024-04-23_e1a1f0e31ba62f447b2f629e88a3caea_cryptolocker
Files
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2024-04-23_e1a1f0e31ba62f447b2f629e88a3caea_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