Behavioral task
behavioral1
Sample
2024-02-14_3177a2a08496033830f9c70cb94f73bb_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_3177a2a08496033830f9c70cb94f73bb_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_3177a2a08496033830f9c70cb94f73bb_cryptolocker
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Size
78KB
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MD5
3177a2a08496033830f9c70cb94f73bb
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SHA1
8617977fbaf10db9a567d336efbccd015311e12d
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SHA256
b0c63b54147aa57f97ac0d998ef7482b6ab47373563bc25bff398deeebc9437e
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SHA512
c68c3acde216d604318daa3b98dc553cf681e94212a7fcf8e3768760ea8986c3911b4b5114e20501ff15b5de29b5429f27ba97fe2d869aea61dd8118629ad14e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuE:T6a+rdOOtEvwDpjNcq
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-02-14_3177a2a08496033830f9c70cb94f73bb_cryptolocker
Files
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2024-02-14_3177a2a08496033830f9c70cb94f73bb_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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