Behavioral task
behavioral1
Sample
2024-06-08_d25cc0ecb5c39a24e7cac6e20a38309d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-08_d25cc0ecb5c39a24e7cac6e20a38309d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-08_d25cc0ecb5c39a24e7cac6e20a38309d_cryptolocker
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Size
53KB
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MD5
d25cc0ecb5c39a24e7cac6e20a38309d
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SHA1
fa7cdbcdca7020a621e40f53c720cb706b4f590d
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SHA256
60bf5e13c307fad818f184071e42fcccc07ea40c701d1486eda621d44f6d0bf1
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SHA512
7c40662933f5ab0ecc780452a7e79265ae29ba631f468ed37d08d3b7023b080a3f28faa1f830447094b7f2cadcede8a3996c95b9c07e217608a4ee2fa2d3db02
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOKP:bODOw9acifAoc+vj
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 2024-06-08_d25cc0ecb5c39a24e7cac6e20a38309d_cryptolocker
Files
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2024-06-08_d25cc0ecb5c39a24e7cac6e20a38309d_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