Behavioral task
behavioral1
Sample
2024-01-28_f54729d47d74f5b8651a215b32861235_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-28_f54729d47d74f5b8651a215b32861235_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_f54729d47d74f5b8651a215b32861235_cryptolocker
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Size
78KB
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MD5
f54729d47d74f5b8651a215b32861235
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SHA1
d20590c1e09ec16c158fb67a5ac0defe429c0b99
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SHA256
1efb28c159927451a9f9bcc2745becd8230e629fb41fac865d198a916f90a249
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SHA512
9ed904723ad9264c736cf47690b5064566bd513646324886bc475d71b2b380220f3fdcd9abf867d8d2fda9f7ccd9fa1a9878d2655022c9ebc5f95b84210f2cf8
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyhuE:zCsanOtEvwDpjg
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 2024-01-28_f54729d47d74f5b8651a215b32861235_cryptolocker
Files
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2024-01-28_f54729d47d74f5b8651a215b32861235_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