Behavioral task
behavioral1
Sample
2024-02-20_3e7cb1db414cf1e9e55b01f8601dbfa3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_3e7cb1db414cf1e9e55b01f8601dbfa3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_3e7cb1db414cf1e9e55b01f8601dbfa3_cryptolocker
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Size
117KB
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MD5
3e7cb1db414cf1e9e55b01f8601dbfa3
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SHA1
ae4913c1aa22563c597e6ec1fe739be3b51ca2b5
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SHA256
363fe7e183db87d345d08c5fcd53884a31d14086401dc849fd19820180b8e711
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SHA512
f151014801c749e5b5b35041806f08e399617fc55cd7845bca45e49163952ab1b7105f2183d93601d5e8f857800888cf0587167129eedd16dc36f97fe8ad65a2
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01J:z6a+CdOOtEvwDpjczb
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 2024-02-20_3e7cb1db414cf1e9e55b01f8601dbfa3_cryptolocker
Files
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2024-02-20_3e7cb1db414cf1e9e55b01f8601dbfa3_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