Behavioral task
behavioral1
Sample
2024-05-11_f7ec2495ad7e7b166f30acc430e6389b_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-11_f7ec2495ad7e7b166f30acc430e6389b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_f7ec2495ad7e7b166f30acc430e6389b_cryptolocker
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Size
52KB
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MD5
f7ec2495ad7e7b166f30acc430e6389b
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SHA1
a5bb9660f4a100d4d4cff79b79b38ea62485c50b
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SHA256
d421f99f66d5ac8c8b61114f6da72c39b28050f16aa2e5c6da23e5842e48b75b
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SHA512
fe458420c8288d4d140aaaec1309be7e711e92a01b2b5876ac9e38e43161d94319f8afe1679138671a4ef9f96c4a8d3a545d2bcd3e88b9425aae6f7c25882a08
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtO1x:bODOw9acifAoc+vI
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 -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-11_f7ec2495ad7e7b166f30acc430e6389b_cryptolocker
Files
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2024-05-11_f7ec2495ad7e7b166f30acc430e6389b_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: 16KB - Virtual size: 28KB
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: 8KB - 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