Behavioral task
behavioral1
Sample
2024-04-10_9994964acd5601059179629012e69459_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_9994964acd5601059179629012e69459_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_9994964acd5601059179629012e69459_cryptolocker
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Size
84KB
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MD5
9994964acd5601059179629012e69459
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SHA1
721a7057f2f3d69e43ec9bee522f2b9d992e0dbf
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SHA256
8a1a4acc864f95d80807ad9d937598406896b96a699dcbfb28b529fe19cacd95
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SHA512
0c13fb7cfe94a3170121e653e5fa35894571c3418afffef4c8a29ef99704c3eb3929c971adbf4335a9a48db6c87c9ea3f2a63f8e5b36c20c5a757b53786dc2a8
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5R+:T6a+rdOOtEvwDpjNn
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 2024-04-10_9994964acd5601059179629012e69459_cryptolocker
Files
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2024-04-10_9994964acd5601059179629012e69459_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