Behavioral task
behavioral1
Sample
2024-03-18_5ac7772893360b3be0ecbc4e2cfad833_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_5ac7772893360b3be0ecbc4e2cfad833_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-18_5ac7772893360b3be0ecbc4e2cfad833_cryptolocker
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Size
62KB
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MD5
5ac7772893360b3be0ecbc4e2cfad833
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SHA1
1b7b92f1aefb8ce9e81dbbce34caeb682f766df0
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SHA256
26b446f6be4031d1ac16747281c6727ef2f7c5bc5b5d8525d0596d53bcdf74c0
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SHA512
de1bf6c34ca82a77843485b6de7ed0dbe136aaf2144c4f961b9264de6232d61601c98422351e7897a946d4732976af08080b915f6b49ae2e0205bb7dfbabc2eb
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVuC6ZK:zj+soPSMOtEvwDpj4kpmeLmncI
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 2024-03-18_5ac7772893360b3be0ecbc4e2cfad833_cryptolocker
Files
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2024-03-18_5ac7772893360b3be0ecbc4e2cfad833_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