Behavioral task
behavioral1
Sample
2024-06-16_39bdf8a9e4a499b328c9df6058580b73_cryptolocker.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-16_39bdf8a9e4a499b328c9df6058580b73_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-16_39bdf8a9e4a499b328c9df6058580b73_cryptolocker
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Size
91KB
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MD5
39bdf8a9e4a499b328c9df6058580b73
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SHA1
649320a233b782c62f7a9f8bf526f4ce771684c1
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SHA256
a2e8e046f093cd67b7b1ef58c29766b73e3e2da957873f085ad8df8edf61691e
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SHA512
ec6b4162434ebb1bbea3774d44ec26dba8e711c98a13d599cb03835b9543efe9629269273828de8ee3d3eeebfbe3db2c9b6503a42660c099a369b7fa6e132dd1
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAe1:n6a+1SEOtEvwDpjYYvQd2PI
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 2024-06-16_39bdf8a9e4a499b328c9df6058580b73_cryptolocker
Files
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2024-06-16_39bdf8a9e4a499b328c9df6058580b73_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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