Behavioral task
behavioral1
Sample
2024-04-25_8c76aed314d87f6fba36cf00f384c12d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_8c76aed314d87f6fba36cf00f384c12d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_8c76aed314d87f6fba36cf00f384c12d_cryptolocker
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Size
96KB
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MD5
8c76aed314d87f6fba36cf00f384c12d
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SHA1
b99805cc936d221f37f768f08de96a9584764d0b
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SHA256
14e59ced5d59faaa59148ba2eb87ef3ba0fac73e280c0be0c80fb7ad207263b1
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SHA512
8f5f1ad81ca2c3704ca82163a775d643379a769537ba124747ecdc4ebace6797ee763ce4af4a2e644a4704af318a1847d1dfe2426ab779ac4dbe5d128a4ee697
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/b2:zCsanOtEvwDpjB6
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 2024-04-25_8c76aed314d87f6fba36cf00f384c12d_cryptolocker
Files
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2024-04-25_8c76aed314d87f6fba36cf00f384c12d_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