Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_91b6643a3fd7015208bc530e3551dfbf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_91b6643a3fd7015208bc530e3551dfbf_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_91b6643a3fd7015208bc530e3551dfbf_cryptolocker
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Size
63KB
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MD5
91b6643a3fd7015208bc530e3551dfbf
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SHA1
9ecff93112ed2fcdc9d2bb6497c1f439921259fc
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SHA256
e899d810795e02cbb16d9af14efe3ca75a91367aba04d72d2134af9273af6482
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SHA512
d3a9a079e01d17fec79077b71c286445ccb19483022f3266f95e49aa90282eb2bd7780dc984c3aaa4ed77bdc403ef94841e616ec54ebe4087f8cd879309606b6
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsio:BbdDmjr+OtEvwDpjM8J
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-30_91b6643a3fd7015208bc530e3551dfbf_cryptolocker
Files
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2024-04-30_91b6643a3fd7015208bc530e3551dfbf_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
Sections
bUItIFMf Size: - Virtual size: 36KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
QNhjSkbP Size: 12KB - 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