Behavioral task
behavioral1
Sample
2024-04-18_811ae552af2929bf5b33a3556798071d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-18_811ae552af2929bf5b33a3556798071d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_811ae552af2929bf5b33a3556798071d_cryptolocker
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Size
96KB
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MD5
811ae552af2929bf5b33a3556798071d
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SHA1
237dc071105834ad257f3ae4ace00f94d68c4f09
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SHA256
b162ac38edc8c2b1ef2ce418c05702aecbcd04a5ab5e5088e928ef26cf0e821b
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SHA512
df560a0764ac7dcf831ebfb94e45000aaeb1750b86a35ff77c2b43dbf7c36155ffb7f09427bdb19ff35488f0ae2b4e416087f5ac572c0c6e8c8b9e66ccfffe56
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bR:zCsanOtEvwDpjBl
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 2024-04-18_811ae552af2929bf5b33a3556798071d_cryptolocker
Files
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2024-04-18_811ae552af2929bf5b33a3556798071d_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