Behavioral task
behavioral1
Sample
2024-02-04_aca9e278dd75aded74d43257cd02f830_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_aca9e278dd75aded74d43257cd02f830_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-04_aca9e278dd75aded74d43257cd02f830_cryptolocker
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Size
57KB
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MD5
aca9e278dd75aded74d43257cd02f830
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SHA1
e262421a6d959b3da753280627301c72ba4c97f5
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SHA256
555ba16a0c4c98eecd85183930d3e24c42c75d41c054e994b96021f12927426b
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SHA512
4c1e0b900975b1a111ba6e5639630b5e23f127fa1195e0efe86ad379e9bb5b1f321a02428f995c236306c6cccc30680d2fc022dbab64ad108b7ea63ee29a6404
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTOGju:T6a+rdOOtEvwDpjNW
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 2024-02-04_aca9e278dd75aded74d43257cd02f830_cryptolocker
Files
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2024-02-04_aca9e278dd75aded74d43257cd02f830_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