Behavioral task
behavioral1
Sample
2024-05-02_13e07ba611f0ec44d6fb971beda59f85_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_13e07ba611f0ec44d6fb971beda59f85_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-02_13e07ba611f0ec44d6fb971beda59f85_cryptolocker
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Size
51KB
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MD5
13e07ba611f0ec44d6fb971beda59f85
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SHA1
5e5a528790659547b5e145bb473bf09a6413c8b2
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SHA256
87dcbfcc5a65ba3ec5155dfe90e8e27ca54428b89a6cde6e783cd4636b5e8e6b
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SHA512
ba95c90951dfeb501aa03715d6bcba33f9e6d222b40f408f85875e1f3e64169d0a2123ba5d9f34c0f90dac327e696a7c6c6de9e559a6c8de0f385d0c59ee15eb
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtG:bODOw9acifAoc+vG
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 2024-05-02_13e07ba611f0ec44d6fb971beda59f85_cryptolocker
Files
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2024-05-02_13e07ba611f0ec44d6fb971beda59f85_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