Behavioral task
behavioral1
Sample
2024-04-22_c4fe91b226294adf1845685264373982_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-22_c4fe91b226294adf1845685264373982_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-22_c4fe91b226294adf1845685264373982_cryptolocker
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Size
93KB
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MD5
c4fe91b226294adf1845685264373982
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SHA1
cacf9138bcdfa1a42552428ee4ce60594fa7bb9a
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SHA256
fd474fedd6547b99a7917d740631a132fd4a7d9107aebd90fdcb740f1278155c
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SHA512
9f36992b58e39f4f1c155cd4500783ded37cff76ed9308c603a2eaa84ff38c5da02601074f474d8af436c8a3940ae7c2b558734fb6d9d924d022106d792f9d3a
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/1ya:zCsanOtEvwDpjBT
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 2024-04-22_c4fe91b226294adf1845685264373982_cryptolocker
Files
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2024-04-22_c4fe91b226294adf1845685264373982_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