Behavioral task
behavioral1
Sample
2024-03-25_3b998ec1e106d4d037ae17f40b966c1c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_3b998ec1e106d4d037ae17f40b966c1c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_3b998ec1e106d4d037ae17f40b966c1c_cryptolocker
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Size
57KB
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MD5
3b998ec1e106d4d037ae17f40b966c1c
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SHA1
bd4619a7f38c264a941830cd08d7122e199a6f85
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SHA256
b510cd4a91242f2ec153d190a8020d60da550442a4a77f9868b70e4325cd1023
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SHA512
39bf421749106dc245e750137cfbf94165cedaf9c2027ffe04d54c8222fd3fa9aa23daffd03dbb5426a2d0a9c88aa9c3aa694ac0a957f8e5f4921be26d510d24
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axcE9GZ:z6QFElP6n+gKmddpMOtEvwDpj9aYa59k
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 2024-03-25_3b998ec1e106d4d037ae17f40b966c1c_cryptolocker
Files
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2024-03-25_3b998ec1e106d4d037ae17f40b966c1c_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