Static task
static1
Behavioral task
behavioral1
Sample
2024-04-08_39efde9bea4e69da10f11ae4b37f4a1c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_39efde9bea4e69da10f11ae4b37f4a1c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_39efde9bea4e69da10f11ae4b37f4a1c_cryptolocker
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Size
53KB
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MD5
39efde9bea4e69da10f11ae4b37f4a1c
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SHA1
d1e7cff156de1f89a9197cf5bf81ccc93686840f
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SHA256
7266a691a4f05b91d75169ed8e3df0a7f53a57c381b0c0dc678d238c61d781a1
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SHA512
2ffe5caa830fec04d73ee7fb5a07f039916043b9b7f9761fbe884dbdfa943fec4e5a961a08716dd5399095a6562da2106e7f08e110251a7f1cb91dbf165dd2d6
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb6ImpyT0:BbdDmjr+OtEvwDpjMT
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 2024-04-08_39efde9bea4e69da10f11ae4b37f4a1c_cryptolocker
Files
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2024-04-08_39efde9bea4e69da10f11ae4b37f4a1c_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