Behavioral task
behavioral1
Sample
2024-02-28_8dc5537f4544463e3ab6516dd9fa667b_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-28_8dc5537f4544463e3ab6516dd9fa667b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_8dc5537f4544463e3ab6516dd9fa667b_cryptolocker
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Size
91KB
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MD5
8dc5537f4544463e3ab6516dd9fa667b
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SHA1
7699e74f655d9d9369d33403b3b3fff3bf8cfd54
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SHA256
dab5f47c43d612e595c169f834926ec8d33619f9378a52b76862f85f21baed2e
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SHA512
6904ee7ece4ef89b7ea6956243726ffc600e8f2ffd76166dac5033d9ec717d1a85eec17251b1a18da98039ef85397376190fc3761f8eb658d14b423f2acb0d79
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy871:zCsanOtEvwDpj1
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 2024-02-28_8dc5537f4544463e3ab6516dd9fa667b_cryptolocker
Files
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2024-02-28_8dc5537f4544463e3ab6516dd9fa667b_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