Behavioral task
behavioral1
Sample
2024-02-21_4ba362a430faea86bd82416aa3b093bf_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_4ba362a430faea86bd82416aa3b093bf_cryptolocker.exe
Resource
win10v2004-20240220-en
General
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Target
2024-02-21_4ba362a430faea86bd82416aa3b093bf_cryptolocker
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Size
82KB
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MD5
4ba362a430faea86bd82416aa3b093bf
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SHA1
f6c152413533683d6346f6d3dfe629fbdad367c6
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SHA256
3b4e95605ca37e9c2f31b6997afb7e016140fc73caa51702ec5bf72a12c50757
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SHA512
d9993925aa5dd0c4bd0bd83c5c3a8a173071fda675b0f20300e32395041d4c3489464f1bb9fbad4710b1a88c7b3b8e48a0caf81cd62461c8d46294b1e499252a
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1nmd:zCsanOtEvwDpjM
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_4ba362a430faea86bd82416aa3b093bf_cryptolocker
Files
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2024-02-21_4ba362a430faea86bd82416aa3b093bf_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