Behavioral task
behavioral1
Sample
2024-02-03_339bda9d58ff7f6851f9a91094f175a9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_339bda9d58ff7f6851f9a91094f175a9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_339bda9d58ff7f6851f9a91094f175a9_cryptolocker
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Size
92KB
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MD5
339bda9d58ff7f6851f9a91094f175a9
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SHA1
a92932eaba016564eeebdc02bc9860afa3c83115
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SHA256
e63db78c975f8c66bdd021a0e637bc048af1d72a1f3f4a930f5d729545c6ea78
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SHA512
d5275dbdcb5de473266c2086d8656fb4c06dc0dcee0e0f39a63673b6e1c3306980ce19b62ad1cc366469aa4ce002fb858d3b16f6c050158d190c653d420852b8
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/x:zCsanOtEvwDpjBx
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 2024-02-03_339bda9d58ff7f6851f9a91094f175a9_cryptolocker
Files
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2024-02-03_339bda9d58ff7f6851f9a91094f175a9_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