Behavioral task
behavioral1
Sample
2024-02-28_a8b496b65bb5e8a324d658723212ea64_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_a8b496b65bb5e8a324d658723212ea64_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_a8b496b65bb5e8a324d658723212ea64_cryptolocker
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Size
120KB
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MD5
a8b496b65bb5e8a324d658723212ea64
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SHA1
7b392ab225cd62e836cf0ebae7955456f3fc28b8
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SHA256
03a58229329596b477dec268fb58bae388636e5700c93e2ebc78a0f9fac0a917
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SHA512
4059b3364c2aa278df2b40c0e82f12c1270c8dd8dd0276b7fe67afae5f4f9737e04264803179fbfd3bc3b803d054dcdaa7eb858a9193ceb38cf47b00942ac932
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpwqWsviy9t30:z6a+CdOOtEvwDpjczJ
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 2024-02-28_a8b496b65bb5e8a324d658723212ea64_cryptolocker
Files
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2024-02-28_a8b496b65bb5e8a324d658723212ea64_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: 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