Behavioral task
behavioral1
Sample
2024-04-26_b85cda76929fc35dba94ace931c6a09d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_b85cda76929fc35dba94ace931c6a09d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_b85cda76929fc35dba94ace931c6a09d_cryptolocker
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Size
64KB
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MD5
b85cda76929fc35dba94ace931c6a09d
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SHA1
4ac4e050d838fbb5a9c7ca7da5ef4496dbd250fe
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SHA256
368816bbd0e7c8df6d91976785422ee30478e731e4cc9c2f10f05bb573a01176
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SHA512
ea4146fe64e5ac55d10a12c9b8083f6cc714605e2685d60e329abe7e53fe264a482048bd0b9488b12c144a86aea45295760729a89158b60d25f295eeb50528b5
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXGy:1nK6a+qdOOtEvwDpj9
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 2024-04-26_b85cda76929fc35dba94ace931c6a09d_cryptolocker
Files
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2024-04-26_b85cda76929fc35dba94ace931c6a09d_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