Behavioral task
behavioral1
Sample
2024-06-02_4879b6b5ec8673384688620366ed93fb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-02_4879b6b5ec8673384688620366ed93fb_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-02_4879b6b5ec8673384688620366ed93fb_cryptolocker
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Size
53KB
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MD5
4879b6b5ec8673384688620366ed93fb
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SHA1
212e3d17813510b98db4f1a5ffc46f641836647e
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SHA256
a5eba0fb0a19350923a09fdc3c5e0acad76463c7610f538c4a274f703149b611
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SHA512
35efd43de1fb64dadbc6fc824c73a0bbc918b04db5e3a2198892af2260db848705ce6e795d1b4614204688227863e6a62e40f010f110b81293400f467025d2b9
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXz:bODOw9acifAoc+vA
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_4879b6b5ec8673384688620366ed93fb_cryptolocker
Files
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2024-06-02_4879b6b5ec8673384688620366ed93fb_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