Behavioral task
behavioral1
Sample
2024-06-04_4dd57363e2a4985cd5b44bc3c3d7e14a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-04_4dd57363e2a4985cd5b44bc3c3d7e14a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-04_4dd57363e2a4985cd5b44bc3c3d7e14a_cryptolocker
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Size
76KB
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MD5
4dd57363e2a4985cd5b44bc3c3d7e14a
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SHA1
4d7cadd82fcfdbb8e42195703a86a232f9a03228
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SHA256
b1b86ac4a1edb49cbdedbbbad403049ed8ee9a397eb6561a2ee0503f81cf6c92
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SHA512
4858ab489055592957f95a56ff77eddd51ebb8037767e9f014501ff0c2b4411b74efe09e7c2ce71419fa5bc144fec795479e1d8937417bc89b01fbe5eb711ae6
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GY:1nK6a+qdOOtEvwDpjF
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 2024-06-04_4dd57363e2a4985cd5b44bc3c3d7e14a_cryptolocker
Files
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2024-06-04_4dd57363e2a4985cd5b44bc3c3d7e14a_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