Behavioral task
behavioral1
Sample
2024-06-02_27613839d3ac94a54c3dbb6a4cd66a65_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-02_27613839d3ac94a54c3dbb6a4cd66a65_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-02_27613839d3ac94a54c3dbb6a4cd66a65_cryptolocker
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Size
88KB
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MD5
27613839d3ac94a54c3dbb6a4cd66a65
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SHA1
397da5eb345edc83d000685d0f5f7c5038de8174
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SHA256
0a2fcbb7bfa50a5eb95b6dde3d32d3b6969bc595009b97ab9f3c14639f142462
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SHA512
fbeb5f03c86f8d0c186b34af78da61e0ebcee1f9f9715c1b5f6490f948c28db6dbf18b0cc1f852258cccb97ff0fa4d685341ae2dfe669c3ae29bb3350f08af37
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5RL:T6a+rdOOtEvwDpjNS
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 2024-06-02_27613839d3ac94a54c3dbb6a4cd66a65_cryptolocker
Files
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2024-06-02_27613839d3ac94a54c3dbb6a4cd66a65_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