Behavioral task
behavioral1
Sample
2024-01-28_3c335b81085b449037b5f7029038d0b0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_3c335b81085b449037b5f7029038d0b0_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_3c335b81085b449037b5f7029038d0b0_cryptolocker
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Size
73KB
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MD5
3c335b81085b449037b5f7029038d0b0
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SHA1
adfe5956eea4b28ad9a57b4b8dbe29bf791cb700
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SHA256
6f2aaf5ae29b7f34a2cc8cc40368124706c21aa655330c6ca28449439c3a4c7a
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SHA512
b6567124afb6104272b1ad2e33a421543fd7914d9216cd8ede915a05a58f9974dc97e78fe84cec1f73d66f02665c0e764e39d6c9c15b0894cfea38b7e56210b7
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxuR:T6a+rdOOtEvwDpjNtHPT
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 2024-01-28_3c335b81085b449037b5f7029038d0b0_cryptolocker
Files
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2024-01-28_3c335b81085b449037b5f7029038d0b0_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