Behavioral task
behavioral1
Sample
2024-04-24_cb4a929b683570ba2ebe9c1b9aa090d9_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-24_cb4a929b683570ba2ebe9c1b9aa090d9_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_cb4a929b683570ba2ebe9c1b9aa090d9_cryptolocker
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Size
80KB
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MD5
cb4a929b683570ba2ebe9c1b9aa090d9
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SHA1
c14d3c5c8a0f0125c4dedae271be902ec7cdf160
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SHA256
34ccc6a6297dbb4aa3fb5557aa4714e2265f276b1e5644042cb5384913e90e22
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SHA512
a391333881916ba4676c5fec02d15af85c0c4daa7ad419c613cd717b1b2393ab95e43b1adf303a4067980f9f58a56bd748a75e2cfd5216c2074c5d7bddbef4ac
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qh:zCsanOtEvwDpjl
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 2024-04-24_cb4a929b683570ba2ebe9c1b9aa090d9_cryptolocker
Files
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2024-04-24_cb4a929b683570ba2ebe9c1b9aa090d9_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