Behavioral task
behavioral1
Sample
2024-01-29_9c4cb4ea718d1ff6a249078c5e10ade1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_9c4cb4ea718d1ff6a249078c5e10ade1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_9c4cb4ea718d1ff6a249078c5e10ade1_cryptolocker
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Size
115KB
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MD5
9c4cb4ea718d1ff6a249078c5e10ade1
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SHA1
b9b811aea5cafb3bbbf3e381b6a58c11d6828e87
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SHA256
631f133c3f266b8d6392d5acf1369f66a04b37ede7ef06a6f3e4dd313336a87d
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SHA512
158f75f97d01057530ef6e78033b0e4410ca8cfbce0feaa9bdad9ce4478b8aa1d4b9bc4ccc3839434e86e3c6e8e32090f3894a4011dc560f8787507c7dca47c6
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01pN:z6a+CdOOtEvwDpjczB
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 2024-01-29_9c4cb4ea718d1ff6a249078c5e10ade1_cryptolocker
Files
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2024-01-29_9c4cb4ea718d1ff6a249078c5e10ade1_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