Behavioral task
behavioral1
Sample
2024-05-03_7854dde2e73682eb42e66ebf79eb9f36_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-03_7854dde2e73682eb42e66ebf79eb9f36_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-03_7854dde2e73682eb42e66ebf79eb9f36_cryptolocker
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Size
96KB
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MD5
7854dde2e73682eb42e66ebf79eb9f36
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SHA1
f5197d3f7947b9ac87191773b715e5a23cdcb965
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SHA256
1dc589b87a6043685f83185c4bee26db0d601932374e33ddb871ee7f0f3b4521
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SHA512
2f5396351f7740ff1ae1b4d567352974b9dbea63d3607ccaa670562585ba27647862ed20c2a2918e47d23bdc15c92ad89d442f6fdb6775d494dcf5a96149807f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bc:zCsanOtEvwDpjBY
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 2024-05-03_7854dde2e73682eb42e66ebf79eb9f36_cryptolocker
Files
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2024-05-03_7854dde2e73682eb42e66ebf79eb9f36_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