Behavioral task
behavioral1
Sample
2024-05-16_61448d6661ef0a22018b784d9f7da232_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-16_61448d6661ef0a22018b784d9f7da232_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-16_61448d6661ef0a22018b784d9f7da232_cryptolocker
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Size
73KB
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MD5
61448d6661ef0a22018b784d9f7da232
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SHA1
39971bb25870032a7b4f7cdda76e09c8ed01f53b
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SHA256
1919515bcdcb5726d639f3764a0c4c44c2c4c1b8b158b060a1503e0b7260cc20
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SHA512
2e2aec3c460e9984c416ed76e6710c68ee796f346ddd129694b0d0590b622b4eb4a2f26087b79f351ea5821908f7732d60350e8837e498b6aa4fd3f265c3de69
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBReU:z6a+CdOOtEvwDpjQV
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 2024-05-16_61448d6661ef0a22018b784d9f7da232_cryptolocker
Files
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2024-05-16_61448d6661ef0a22018b784d9f7da232_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: 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