Behavioral task
behavioral1
Sample
2024-04-06_9b130ead7b99428345e4ea37170ad343_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_9b130ead7b99428345e4ea37170ad343_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_9b130ead7b99428345e4ea37170ad343_cryptolocker
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Size
63KB
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MD5
9b130ead7b99428345e4ea37170ad343
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SHA1
24f892693ede420e6d8def9018cb7dfef2123d14
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SHA256
ac8cfa1abc8b44dffa04ce3d865611116a7b2173f7a77c159880c212fc1fe4b1
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SHA512
44f747143b62a30a5f9c54b68ad3f05b98e31a7a2cb56ee8361f4cb66739024d2ce91836a9518b67e0b2d31453e09d12665f5d58f854f24110efb36eb712ee2e
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVd4B:zj+soPSMOtEvwDpj4kpmeLmnf4B
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 2024-04-06_9b130ead7b99428345e4ea37170ad343_cryptolocker
Files
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2024-04-06_9b130ead7b99428345e4ea37170ad343_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