Behavioral task
behavioral1
Sample
2024-05-21_bc5b580ed6c4acc860d8601f02c1e6fc_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-21_bc5b580ed6c4acc860d8601f02c1e6fc_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-21_bc5b580ed6c4acc860d8601f02c1e6fc_cryptolocker
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Size
78KB
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MD5
bc5b580ed6c4acc860d8601f02c1e6fc
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SHA1
3c396b3c04899de7e9539948d23b02537df4aa46
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SHA256
bb1db05464aa1e3f25e95352c682deab9ae8393bb3bf5de48d099a91d4b81922
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SHA512
a96ac46774396327b546223535c7c64fee4a02c2b00c5194edf4cce970bf6cb01f1059420a62f061af8c899e7c5b57d78c40c362a45ff302500748c0055b7626
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1x:T6a+rdOOtEvwDpjNtHP2
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 2024-05-21_bc5b580ed6c4acc860d8601f02c1e6fc_cryptolocker
Files
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2024-05-21_bc5b580ed6c4acc860d8601f02c1e6fc_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