Behavioral task
behavioral1
Sample
2024-02-13_fa286b238e9ee31d2ffb6b0fecfbd14a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_fa286b238e9ee31d2ffb6b0fecfbd14a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_fa286b238e9ee31d2ffb6b0fecfbd14a_cryptolocker
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Size
67KB
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MD5
fa286b238e9ee31d2ffb6b0fecfbd14a
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SHA1
bc46e038567a1ce602bfc4cd3d4d40823a8335de
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SHA256
8160e8ff16b492e7669b2b38df261bb87a4b278b7f55e7bf887d82ad36279166
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SHA512
c94b29a46dd00ef59da9b59408fcdc1c0ae6d1d1f556d194929156aee1e2e25bfda7b48e51c6ce4b1abee2d59730657875c2a3131e6f42b00480e4c8d4b1c02f
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBr:z6a+CdOOtEvwDpjQp
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 2024-02-13_fa286b238e9ee31d2ffb6b0fecfbd14a_cryptolocker
Files
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2024-02-13_fa286b238e9ee31d2ffb6b0fecfbd14a_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_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