Behavioral task
behavioral1
Sample
2024-05-26_97b88af4e2382cb71b6ef15ca8bfe503_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-26_97b88af4e2382cb71b6ef15ca8bfe503_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-26_97b88af4e2382cb71b6ef15ca8bfe503_cryptolocker
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Size
85KB
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MD5
97b88af4e2382cb71b6ef15ca8bfe503
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SHA1
35caa08f0f54f371a1c6df9a009d83e9ec843a4a
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SHA256
6b62790e9c16dd61d17e2f095102d2f44fc1087d65901d43f5807cbb2694df80
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SHA512
53df289b41485c9dc1db426fc873579611bcc95ccb0db09f606472b852a98bef64f242603866e76c1714394e7b53d6a5c6e8ddd4ce04298238335dfc80d4c5b5
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1o:zCsanOtEvwDpje
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 2024-05-26_97b88af4e2382cb71b6ef15ca8bfe503_cryptolocker
Files
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2024-05-26_97b88af4e2382cb71b6ef15ca8bfe503_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