Behavioral task
behavioral1
Sample
2024-04-08_1f711c4c66ac35590ea41f68086de4de_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_1f711c4c66ac35590ea41f68086de4de_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-08_1f711c4c66ac35590ea41f68086de4de_cryptolocker
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Size
92KB
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MD5
1f711c4c66ac35590ea41f68086de4de
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SHA1
fb6c797c808bbb50bf2df0ae2264f1b9378e63a1
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SHA256
c84a57f408483ea6619c635169435c1f6b08be982e6f9ac81242cf13861d846c
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SHA512
6abd8abf1477488d9725417de3eb9f846eba62b630471cb9f52e254431c3ee9e98fa8eb7c663d7198e11178e33ff1a2a2d5e57f811fa5fddf9b6570a8c28669d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhWTE:zCsanOtEvwDpjY
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 2024-04-08_1f711c4c66ac35590ea41f68086de4de_cryptolocker
Files
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2024-04-08_1f711c4c66ac35590ea41f68086de4de_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
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