Behavioral task
behavioral1
Sample
2024-02-14_1f394260bf908611aa7f9bb1a18c1fba_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_1f394260bf908611aa7f9bb1a18c1fba_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_1f394260bf908611aa7f9bb1a18c1fba_cryptolocker
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Size
63KB
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MD5
1f394260bf908611aa7f9bb1a18c1fba
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SHA1
5554353417ff386583c1bc2befe10bd26f088de7
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SHA256
4212faa1efd0e2e0758a59ee2306726410f5e483ee24e4c9e1798aac3a6a1ebd
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SHA512
eba6bfa5478a13a78381f10be257a36c60214309e164aab2cba76a02af3cb0760eb65a158adc2eebd8c77805393e128ffd97ca702c052c15a80686a650ae58dc
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7hFT:zj+soPSMOtEvwDpj4kpmeLmWT
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 2024-02-14_1f394260bf908611aa7f9bb1a18c1fba_cryptolocker
Files
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2024-02-14_1f394260bf908611aa7f9bb1a18c1fba_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