Behavioral task
behavioral1
Sample
2024-06-08_b54f8ff37b0c44128a270318ba91c8ab_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-08_b54f8ff37b0c44128a270318ba91c8ab_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-08_b54f8ff37b0c44128a270318ba91c8ab_cryptolocker
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Size
53KB
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MD5
b54f8ff37b0c44128a270318ba91c8ab
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SHA1
a67a11b6596e695401168705d426c3d89e5a846f
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SHA256
5c5b2b47223c621242cb0bc30e2a91ba554c31d4946dfcfaee871a2621e0439e
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SHA512
3101764afd785d4cdad0d1ea73dfeb76ca44b190ff86b6caad245096ba1adff99c7e35aadc71cff8afbdad222304180a6236d96dbe188b23ae74439a44dd36c5
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOL:bODOw9acifAoc+vw
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_b54f8ff37b0c44128a270318ba91c8ab_cryptolocker
Files
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2024-06-08_b54f8ff37b0c44128a270318ba91c8ab_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