Behavioral task
behavioral1
Sample
2024-03-11_08eef1718f679ec97b5a3b7e94adbcda_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_08eef1718f679ec97b5a3b7e94adbcda_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_08eef1718f679ec97b5a3b7e94adbcda_cryptolocker
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Size
82KB
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MD5
08eef1718f679ec97b5a3b7e94adbcda
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SHA1
30eae98b7a714d7dcb77f5b3ff380907b7dee8ea
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SHA256
8b478b0a5d96ddd7fdf87a444c496500e42f0675d48c116a13a2e172b528078d
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SHA512
53ad773e10d33b7fbb7ba2d1153526843cafe036a26c1050e5b94c52585fd7ab065ccaf387b2f6e3600128d52c1898605993fb309f23f2c1a2d48f02d879a6ee
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1Jwa:zCsanOtEvwDpjF
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 2024-03-11_08eef1718f679ec97b5a3b7e94adbcda_cryptolocker
Files
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2024-03-11_08eef1718f679ec97b5a3b7e94adbcda_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