Static task
static1
Behavioral task
behavioral1
Sample
2024-03-12_4f5d130084e70597c5eef0d92b2565b9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_4f5d130084e70597c5eef0d92b2565b9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_4f5d130084e70597c5eef0d92b2565b9_cryptolocker
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Size
57KB
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MD5
4f5d130084e70597c5eef0d92b2565b9
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SHA1
e78a608b756d414e37e0f193554b5b04835292ac
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SHA256
9b5e29f8b18fefa9f82b16c09292cf22043842394b2435a5e1af3117a705f195
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SHA512
9d6f520b858008ea52cee32b5d2a0da1f62d9177fd1e1f3e0cf80a56f3dd7c14408726b9696f0e3fce46055e4a613e0c56eab0537a8444d9af1081082daf680b
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61R:BbdDmjr+OtEvwDpjMn
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 2024-03-12_4f5d130084e70597c5eef0d92b2565b9_cryptolocker
Files
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2024-03-12_4f5d130084e70597c5eef0d92b2565b9_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