Behavioral task
behavioral1
Sample
2024-05-26_1c239643332bdcf4b21afc5fd514a8a3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-26_1c239643332bdcf4b21afc5fd514a8a3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-26_1c239643332bdcf4b21afc5fd514a8a3_cryptolocker
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Size
67KB
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MD5
1c239643332bdcf4b21afc5fd514a8a3
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SHA1
b238d77877b5db3f2f38ce5cb56f8a3c882ecfdc
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SHA256
8ef4ae927f9c750c77281351f003da0a7a3e7ab3ac9b516870320c3a42b28056
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SHA512
317bebe0eaf8bbeafded723b74fc6e338e5f1e4513e4e49518ca82e7b72dbd6a20cd6e5fd3ac914c7fcde82ed120c854ee3d175607363e9f51069bd7b21564a0
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRA:1nK6a+qdOOtEvwDpjt
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 2024-05-26_1c239643332bdcf4b21afc5fd514a8a3_cryptolocker
Files
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2024-05-26_1c239643332bdcf4b21afc5fd514a8a3_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE