Behavioral task
behavioral1
Sample
2024-04-28_c935db571be8fdb04a9b758999505028_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-28_c935db571be8fdb04a9b758999505028_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_c935db571be8fdb04a9b758999505028_cryptolocker
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Size
96KB
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MD5
c935db571be8fdb04a9b758999505028
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SHA1
55085acfc432a94bddf003194df1f637911661da
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SHA256
cbbcd79a7d4b102755e421bef11f05120f43619edcc013c88f2411e38fcb2560
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SHA512
36422cc38e9ef954e3cb031d180b1351ce2968ea9787fa8b19ceaeb82c30b290e02a8fcac5c62ddbe7edc6c63eb35e0f59b04554a616f9a01534a4abe1802ed0
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/b2:zCsanOtEvwDpjBK
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 2024-04-28_c935db571be8fdb04a9b758999505028_cryptolocker
Files
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2024-04-28_c935db571be8fdb04a9b758999505028_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