Behavioral task
behavioral1
Sample
2024-04-30_dac62b3ca658c29c30c3cb7561d3bb1c_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-30_dac62b3ca658c29c30c3cb7561d3bb1c_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_dac62b3ca658c29c30c3cb7561d3bb1c_cryptolocker
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Size
96KB
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MD5
dac62b3ca658c29c30c3cb7561d3bb1c
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SHA1
efc0321c603502eb37fece19e7100b44f12f995f
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SHA256
c32c4973edc4baab4e414d99972b2327235ce20c39d6c65988a257c8c19e37d6
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SHA512
b2805de72b2e5f0e65b71f853dc44963b74f5f9903edd3cc9d96b5e421cc3a054ee5e12741d2fd7576604fa7e936ecfdccf333c8a4cbe1be3c00be857bbc3e8a
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bgd:zCsanOtEvwDpjBy
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 2024-04-30_dac62b3ca658c29c30c3cb7561d3bb1c_cryptolocker
Files
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2024-04-30_dac62b3ca658c29c30c3cb7561d3bb1c_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