Behavioral task
behavioral1
Sample
2024-05-15_e73f37d8a402746525a1e36419b173cb_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-15_e73f37d8a402746525a1e36419b173cb_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-15_e73f37d8a402746525a1e36419b173cb_cryptolocker
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Size
52KB
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MD5
e73f37d8a402746525a1e36419b173cb
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SHA1
753668906ec2b062e7f4cd5cf2d5d8f4e468214f
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SHA256
237ad66833a3efb18b9b961e316ef4424f97ceae68542691b7b4116bc69efdc9
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SHA512
2c284e63087cd1158551d19c298514ef8819a064d751380996819fdc5225b8895c164c3c0bcb64496cec3bae6296468f91e39d2cf3f8fd5380652f33044257ed
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXC:bODOw9acifAoc+vV
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 2024-05-15_e73f37d8a402746525a1e36419b173cb_cryptolocker
Files
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2024-05-15_e73f37d8a402746525a1e36419b173cb_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