Behavioral task
behavioral1
Sample
2024-02-21_aa0a6efd0b2951232fe9c1611ba8fd2e_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-21_aa0a6efd0b2951232fe9c1611ba8fd2e_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_aa0a6efd0b2951232fe9c1611ba8fd2e_cryptolocker
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Size
82KB
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MD5
aa0a6efd0b2951232fe9c1611ba8fd2e
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SHA1
35831d301dd8211f9ad85ed02f7e38eb71999961
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SHA256
03c8546505e3b27603e41aa00c2d8b57c00e11dba1fe3a02329a164657731df6
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SHA512
54b69d6f472058a26e00ca758b926cb3c4462441563d9ac935e8a94fafd95462cee75205a120e1d61418171cce086000f816c27d5ed539746885bcb09ab9386c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7u:T6a+rdOOtEvwDpjNa
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 2024-02-21_aa0a6efd0b2951232fe9c1611ba8fd2e_cryptolocker
Files
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2024-02-21_aa0a6efd0b2951232fe9c1611ba8fd2e_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