Behavioral task
behavioral1
Sample
2024-04-26_645c348bb130a771ffba7a933f8b4933_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_645c348bb130a771ffba7a933f8b4933_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-26_645c348bb130a771ffba7a933f8b4933_cryptolocker
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Size
89KB
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MD5
645c348bb130a771ffba7a933f8b4933
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SHA1
461a1367f32e3f9d47bd1f30a91253749cf13fc5
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SHA256
1dbc012bbf5995a828af4b6bb322c3e56b0518800b972e36d634d007dcc31e44
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SHA512
42c2d69a6f0c414ec711042700914fca615153d2f0318f1e14560a25af529c385168a9cdc735a2212d91fc95fa4fade45acea471afdc4759e938ab8b00918397
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAr:n6a+1SEOtEvwDpjYYvQd2Pr
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 2024-04-26_645c348bb130a771ffba7a933f8b4933_cryptolocker
Files
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2024-04-26_645c348bb130a771ffba7a933f8b4933_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