Behavioral task
behavioral1
Sample
2024-05-28_11f767689781500337f7b0a1d4ad050e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-28_11f767689781500337f7b0a1d4ad050e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_11f767689781500337f7b0a1d4ad050e_cryptolocker
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Size
81KB
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MD5
11f767689781500337f7b0a1d4ad050e
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SHA1
1fbc3d0bf0e93b8d0775cad041f732bf89916f16
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SHA256
f6ec42b05c0477ce1ca17de98949a49fe856c14539133699b6c081ddf2401a57
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SHA512
ca1549ee04db7e51768e76b24d66285ffdc912701a3cc2e8ba0c4ee8fd6871e908ec2e0b4bdf8f147058ca9cb2d70cabf4911554492b8293997f3051b6440d08
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdW:T6a+rdOOtEvwDpjNtc
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 2024-05-28_11f767689781500337f7b0a1d4ad050e_cryptolocker
Files
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2024-05-28_11f767689781500337f7b0a1d4ad050e_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