Behavioral task
behavioral1
Sample
2024-05-02_6f59725f8367006d06703c41785a58fc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_6f59725f8367006d06703c41785a58fc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-02_6f59725f8367006d06703c41785a58fc_cryptolocker
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Size
83KB
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MD5
6f59725f8367006d06703c41785a58fc
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SHA1
81df26c577299ac6f6640450fcd434b43a864484
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SHA256
cfbb6478d372c3c5601d7a5a26c70a87a93a4246232fd6ab187156cfb0e4e0b5
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SHA512
0fe57127594c15a4819d7b4cd2907901a32a21dfe75631518cdd7fea520eab5622d33440a48dc0a097c439d3d9dde310085be133302b8a212bc3f2cc630a5146
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1r:zCsanOtEvwDpjR
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 2024-05-02_6f59725f8367006d06703c41785a58fc_cryptolocker
Files
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2024-05-02_6f59725f8367006d06703c41785a58fc_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