Behavioral task
behavioral1
Sample
2024-04-27_d3b833832326b50c9ff37fc6c2656c86_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-27_d3b833832326b50c9ff37fc6c2656c86_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_d3b833832326b50c9ff37fc6c2656c86_cryptolocker
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Size
88KB
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MD5
d3b833832326b50c9ff37fc6c2656c86
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SHA1
83946325444134fee7242912427fda866cce9d81
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SHA256
901c5cfcfbc9ce44a99a369a9c15b08cef3894a3b3e293829e37c368d1869e70
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SHA512
132565d7102526b8c936cb0c865ca2e33c59566d742fd40cd9aa2ef68333dfca887debd367554225e0436f1ae8e6346a7970d60ee4276ab0062fe9b1dd48c4e2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblC:zCsanOtEvwDpjx
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 2024-04-27_d3b833832326b50c9ff37fc6c2656c86_cryptolocker
Files
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2024-04-27_d3b833832326b50c9ff37fc6c2656c86_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