Behavioral task
behavioral1
Sample
2024-05-05_51fa314bca6afcc0c9b6e82d97c358c1_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-05_51fa314bca6afcc0c9b6e82d97c358c1_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-05_51fa314bca6afcc0c9b6e82d97c358c1_cryptolocker
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Size
89KB
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MD5
51fa314bca6afcc0c9b6e82d97c358c1
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SHA1
0b4cea49506e22aba19e3e2f110db1531812c95a
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SHA256
4cced198d0ef6c5d82d15e0723302d09c1593cbac9eead56f81f685a10171a75
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SHA512
a1fabd66d8d6dc5b85debe1eb1e3b32901673238f67490d8a0ccfbb4a371afbe685268d12419c02c1b3b67bd78871b0fd9226871cca994410c3067ca48a0954d
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAq:n6a+1SEOtEvwDpjYYvQd2Pq
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 2024-05-05_51fa314bca6afcc0c9b6e82d97c358c1_cryptolocker
Files
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2024-05-05_51fa314bca6afcc0c9b6e82d97c358c1_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: 11KB - 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