Behavioral task
behavioral1
Sample
2024-04-30_663fc31ea8e1fc5623b3c03817d2b232_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_663fc31ea8e1fc5623b3c03817d2b232_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_663fc31ea8e1fc5623b3c03817d2b232_cryptolocker
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Size
65KB
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MD5
663fc31ea8e1fc5623b3c03817d2b232
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SHA1
ff8cae4428a4daa1fcf6a07cd5c6d670eab4b2b7
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SHA256
fc9e09a5107cd542f3b39ca4115403adcd6a7e57c8194d33ef83d9deb803d2c0
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SHA512
5de0947ceef57ef2893150fdc7c27fcb82e0e6cf12b26873bd4659d7825502792a2917eeefd7b765c8abce849d5f413ce5bdff2b4bb1c85b1ea23ff196b0f256
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDyv:1nK6a+qdOOtEvwDpj8
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 2024-04-30_663fc31ea8e1fc5623b3c03817d2b232_cryptolocker
Files
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2024-04-30_663fc31ea8e1fc5623b3c03817d2b232_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