Behavioral task
behavioral1
Sample
2024-02-21_56de40efa05ea36da654fa51ab4681a4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_56de40efa05ea36da654fa51ab4681a4_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_56de40efa05ea36da654fa51ab4681a4_cryptolocker
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Size
63KB
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MD5
56de40efa05ea36da654fa51ab4681a4
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SHA1
911af84eb1580e053f6a8139e62721304486ed00
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SHA256
2a031452a1a2608aad8835aaa241b75884000bb55862d11e8f1b7813e8ced0fe
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SHA512
f8bac1492f1b16e7231b9b1c1e6bc2f27e322223d95eee0c6cc621d24827012893c252865eba7e86f069b9e32ca6b0c6afe6c3f71424a948c72e612c24584def
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5ka0h:zj+soPSMOtEvwDpj4kpmeLmQjh
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_56de40efa05ea36da654fa51ab4681a4_cryptolocker
Files
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2024-02-21_56de40efa05ea36da654fa51ab4681a4_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