Behavioral task
behavioral1
Sample
2024-06-04_a22a04deabdd93f7a76ca025e738b662_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-04_a22a04deabdd93f7a76ca025e738b662_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-04_a22a04deabdd93f7a76ca025e738b662_cryptolocker
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Size
53KB
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MD5
a22a04deabdd93f7a76ca025e738b662
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SHA1
e3adf17386c5daa59724d7a127f32dfa4acf61f1
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SHA256
0e797f6458b721e715a9141811e703c436b747f52a601b0146e199f829d152ab
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SHA512
dc43ae0167d9713f36be1d69b292bf8797427d239941d7e859d17ceebd869dda98c024c98d7e81637c7f08de749f07bdb5381b5605025eae7fdd265266bbeb67
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXG:bODOw9acifAoc+v5
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 2024-06-04_a22a04deabdd93f7a76ca025e738b662_cryptolocker
Files
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2024-06-04_a22a04deabdd93f7a76ca025e738b662_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