Behavioral task
behavioral1
Sample
2024-02-12_b89c9d5af90600de906c9ec09f542aa6_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_b89c9d5af90600de906c9ec09f542aa6_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_b89c9d5af90600de906c9ec09f542aa6_cryptolocker
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Size
78KB
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MD5
b89c9d5af90600de906c9ec09f542aa6
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SHA1
f36659a151a4598107a4bca6ff58630ea6a123c5
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SHA256
23b1cc57b7d526347e2f9712941cef2ac3128f2654342a1ced5b17e0a26f8366
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SHA512
8af0ff003a9cebdaed33218ef4aa1f7f67bf89ed9bd60041841b0fc4918426cb253f3eaa07e354a4aacb5691b991f662a304f8a96939f0fac6e7482731c00c22
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSP7k:T6a+rdOOtEvwDpjNi
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 2024-02-12_b89c9d5af90600de906c9ec09f542aa6_cryptolocker
Files
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2024-02-12_b89c9d5af90600de906c9ec09f542aa6_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