Behavioral task
behavioral1
Sample
2024-04-30_4c7109be4a3343789cab83fa810875a2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_4c7109be4a3343789cab83fa810875a2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-30_4c7109be4a3343789cab83fa810875a2_cryptolocker
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Size
80KB
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MD5
4c7109be4a3343789cab83fa810875a2
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SHA1
0bc34ee404c532f656b454b06ebed6bee9a4b8d6
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SHA256
d6a794e68b81baff84bd2449509df86d589b14f187f1b0b925a08db27c171881
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SHA512
4a33e21aad7d292d22f3a2b9259edc782b0ee75f95eab2820f50ad7a0db2e34e9a61b303f75dbd22e7765ebb690fb9e355efa6eb9ef11ddaa63dc998d727545e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd6:T6a+rdOOtEvwDpjNt4
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_4c7109be4a3343789cab83fa810875a2_cryptolocker
Files
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2024-04-30_4c7109be4a3343789cab83fa810875a2_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