Behavioral task
behavioral1
Sample
2024-02-04_02c35879f2f0e05100db17c7c8041b36_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-04_02c35879f2f0e05100db17c7c8041b36_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-04_02c35879f2f0e05100db17c7c8041b36_cryptolocker
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Size
90KB
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MD5
02c35879f2f0e05100db17c7c8041b36
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SHA1
729ec37152461adb0defed486e5ce9799f72fb40
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SHA256
b74ad586de0a8e0f33c495407686cb8a43f2722093e78b7af04f0ed823babb21
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SHA512
07f77851b7bb4383964e372b44cc77d70e8150a77026aca1e060f6ab6240ea7cb83d7763ad18f50bf4245821b0fe179b4523cd74696d18d55cbee50821cacb17
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87x:zCsanOtEvwDpjx
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 2024-02-04_02c35879f2f0e05100db17c7c8041b36_cryptolocker
Files
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2024-02-04_02c35879f2f0e05100db17c7c8041b36_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