Behavioral task
behavioral1
Sample
2024-02-28_1afeb02404f448983edc16f4951a135a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_1afeb02404f448983edc16f4951a135a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_1afeb02404f448983edc16f4951a135a_cryptolocker
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Size
82KB
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MD5
1afeb02404f448983edc16f4951a135a
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SHA1
640f87b8d76988991f0668a8d17b3a1447cc3ff7
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SHA256
71660c85b8b206b7ece9c7ce252ab7bd4d41975bf7ec4ab5fdb6d811860bca97
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SHA512
070c0c25364b85fd9b216fc1a7bac6dc54637fc50abd713cba624e202837a8098216e1edc3367e64af1fd4bb0e5e42ca27bae06d0394185ef2e6e660ebc6fd83
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWZ/:T6a+rdOOtEvwDpjNt2
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_1afeb02404f448983edc16f4951a135a_cryptolocker
Files
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2024-02-28_1afeb02404f448983edc16f4951a135a_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