Behavioral task
behavioral1
Sample
2024-04-25_777903901feda766075eaba29487c4e1_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-25_777903901feda766075eaba29487c4e1_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_777903901feda766075eaba29487c4e1_cryptolocker
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Size
76KB
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MD5
777903901feda766075eaba29487c4e1
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SHA1
9b825bfd74e16e4476ff715522903fa935517a4e
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SHA256
bd7a7eb2aebec0e58e4913071727cbf165001d5a1d694d73547f0ad663b2f289
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SHA512
49da4a38800882e083c6f035143203173b9e60d413ec1c9d8b85e5870a7d1b8af5846187d8ea1b20a176fd8316b44a79b4930fd6407bc64bba350ca886fac5ef
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUx/:T6a+rdOOtEvwDpjNtHPI
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_777903901feda766075eaba29487c4e1_cryptolocker
Files
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2024-04-25_777903901feda766075eaba29487c4e1_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