Behavioral task
behavioral1
Sample
2024-06-02_2bc94b187663fd059309b9f542eef635_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-02_2bc94b187663fd059309b9f542eef635_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-02_2bc94b187663fd059309b9f542eef635_cryptolocker
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Size
41KB
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MD5
2bc94b187663fd059309b9f542eef635
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SHA1
35defbd9810761dc01c46c7b7b72d18c8183ffcc
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SHA256
0ea72991a1329413823edad484bf309a17c4915595bbca0efd18fe089b610a84
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SHA512
25e7f8aca1cf00fd3a55c78d974a81aa9125aba933498953ab613f4eddefa51bf05d7acb8d831da457d9773801b55184b6ab94c7c500981d231709e79b82b8b4
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKV5u:ba6YcA/Xk3wXFXSqAJV8
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 2024-06-02_2bc94b187663fd059309b9f542eef635_cryptolocker
Files
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2024-06-02_2bc94b187663fd059309b9f542eef635_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