Behavioral task
behavioral1
Sample
2024-04-30_b9b3a4046ce1cb0b68fa533bd382db61_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-30_b9b3a4046ce1cb0b68fa533bd382db61_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-30_b9b3a4046ce1cb0b68fa533bd382db61_cryptolocker
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Size
89KB
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MD5
b9b3a4046ce1cb0b68fa533bd382db61
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SHA1
1955bfebbd93dd3484259388479d347d495b181b
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SHA256
cf070d89aa6e46dce9e23cbabf813910c2b1471f528ac09718cf75245a50127d
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SHA512
2fcedcf0c5e66d51c024dcb55d87454cf9c5c10449bc739294ac9aed82eaa6c3b1dfdf2b185e264ba5e2a2bf4191f65a30240ab01d5c98d95baae5766da3e34a
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SSDEEP
1536:H6QFElP6n+gou9cvMOtEvwDpjrYTjipvF2bx1PQAb:H6a+uSEOtEvwDpjrYvQd2Pb
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_b9b3a4046ce1cb0b68fa533bd382db61_cryptolocker
Files
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2024-04-30_b9b3a4046ce1cb0b68fa533bd382db61_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: 11KB - 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