Behavioral task
behavioral1
Sample
2024-03-13_37219bb26c08e4e3c05bb3a8698c6d7f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_37219bb26c08e4e3c05bb3a8698c6d7f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_37219bb26c08e4e3c05bb3a8698c6d7f_cryptolocker
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Size
78KB
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MD5
37219bb26c08e4e3c05bb3a8698c6d7f
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SHA1
144c9a2d7592ba5cb83339227a2503294eccbd6b
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SHA256
644e9f070010de0b783d43ba8b7366be4f9da69ae80259e773c7a3c3a8399388
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SHA512
2b3dfe57530843659b4b576a1cd0ee75a84ffeb6b9e396e371622f9e4a3ccc199f0256f6966e164ad132adbffb5e7b65e9bad5dc3f26bf0a954e1d4ea1c290e3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QQ:zCsanOtEvwDpjk
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 2024-03-13_37219bb26c08e4e3c05bb3a8698c6d7f_cryptolocker
Files
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2024-03-13_37219bb26c08e4e3c05bb3a8698c6d7f_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