Behavioral task
behavioral1
Sample
2024-04-27_1d27d5e4951df34030a1b06f3b331fbf_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-27_1d27d5e4951df34030a1b06f3b331fbf_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_1d27d5e4951df34030a1b06f3b331fbf_cryptolocker
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Size
88KB
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MD5
1d27d5e4951df34030a1b06f3b331fbf
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SHA1
35cfdaf624835aa9ded7aacba4e81e7f6a129c0f
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SHA256
3f39d2c17cbe8de8cdc028516216b04f3e184533025a4fb496d8f6869c06b0b2
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SHA512
a76dac17e941f947e48c186467b8a12a79ee6240040c1082b000e3f0633a0812f95a2bf9532affaeb6a96de0d976b5da15e13442ebaa3eba64160c27af831b2f
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAAn:n6a+1SEOtEvwDpjYYvQd2Pw
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 2024-04-27_1d27d5e4951df34030a1b06f3b331fbf_cryptolocker
Files
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2024-04-27_1d27d5e4951df34030a1b06f3b331fbf_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_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