Behavioral task
behavioral1
Sample
2024-05-05_37f77dbd03cfb61992bbc664d9128087_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-05_37f77dbd03cfb61992bbc664d9128087_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-05_37f77dbd03cfb61992bbc664d9128087_cryptolocker
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Size
93KB
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MD5
37f77dbd03cfb61992bbc664d9128087
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SHA1
01b46d98bab9136532334ab496c1bc194c311ebb
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SHA256
e32c32ab1a3314d6e94d7a92ab6696aef78f8de08ee4a653b72307d006e31dbd
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SHA512
965d9bbed4630ff6b45c97b59d4db640d2e6c7b33962213b8e3df0ff3260e18a8a7f6cb4820d59ebafbb5850652837f86105278405bbde3d4288cdf0a2f834aa
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/H:zCsanOtEvwDpjBH
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 2024-05-05_37f77dbd03cfb61992bbc664d9128087_cryptolocker
Files
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2024-05-05_37f77dbd03cfb61992bbc664d9128087_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