Behavioral task
behavioral1
Sample
2024-04-08_2830ac262b36ef27c553a0ea6ec291f1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_2830ac262b36ef27c553a0ea6ec291f1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_2830ac262b36ef27c553a0ea6ec291f1_cryptolocker
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Size
84KB
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MD5
2830ac262b36ef27c553a0ea6ec291f1
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SHA1
3bf933f2f350b8ec783b566f7fcd86a43ab7a603
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SHA256
4794547f4ddaf431739c08159e970d9903ac698d98530e18d50551686fcc4945
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SHA512
94180de5419b044240cc4e86b8d448dd35586e903d34bc758511ca747ff35b558988242d3572c481544f650cacb1b8a86e1dd3ff845e16af82f7d95bb877e20d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5v:T6a+rdOOtEvwDpjNs
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 2024-04-08_2830ac262b36ef27c553a0ea6ec291f1_cryptolocker
Files
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2024-04-08_2830ac262b36ef27c553a0ea6ec291f1_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