Behavioral task
behavioral1
Sample
2024-04-18_61ac64a8af13f3ed7c3112331e8e8de7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-18_61ac64a8af13f3ed7c3112331e8e8de7_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_61ac64a8af13f3ed7c3112331e8e8de7_cryptolocker
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Size
82KB
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MD5
61ac64a8af13f3ed7c3112331e8e8de7
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SHA1
e2e393e17c74efb5e49944be59880f2a3bf90b04
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SHA256
51ea5120ab0b6f7c109460186257a46a6f5b9b2f2448db828d3b9d710addf375
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SHA512
36bdaca487cca374b324a55f86b294cdba50071dbaf9a7b8504d63d1c09d32a419c589699f21fa839248fffb84d970d4671283e91b0038237c7665f5a986632e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0J:T6a+rdOOtEvwDpjNty
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 2024-04-18_61ac64a8af13f3ed7c3112331e8e8de7_cryptolocker
Files
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2024-04-18_61ac64a8af13f3ed7c3112331e8e8de7_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