Behavioral task
behavioral1
Sample
2024-01-27_f215211eee9ff24c7fb100740d2ab689_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_f215211eee9ff24c7fb100740d2ab689_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_f215211eee9ff24c7fb100740d2ab689_cryptolocker
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Size
62KB
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MD5
f215211eee9ff24c7fb100740d2ab689
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SHA1
b4319db0cce382c3dbec030bdd47c16496f6bd08
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SHA256
d99df58dcfdbdc273cd45a28ce1ea20f259095d63fcd1bb00ebb19da593e8893
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SHA512
3da2a3fd03d14e02e5a72398429797b20a6956a4e9f0097861a5ae222a7c082653bb58ad91bf32a5e0cf7d25475497e82e2145be4c2320fa07a667a56f884b38
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K:zj+soPSMOtEvwDpj4kpmeLmG
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 2024-01-27_f215211eee9ff24c7fb100740d2ab689_cryptolocker
Files
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2024-01-27_f215211eee9ff24c7fb100740d2ab689_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