Behavioral task
behavioral1
Sample
2024-04-16_1378142e0dce777c914e5bb01e1618f7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_1378142e0dce777c914e5bb01e1618f7_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_1378142e0dce777c914e5bb01e1618f7_cryptolocker
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Size
65KB
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MD5
1378142e0dce777c914e5bb01e1618f7
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SHA1
bc32520ffedf74883545d05ccbdea742d7595ea5
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SHA256
e81668b8fd771e7b27763de28cf8bb6fcf3eb4d6e72c7df555eabd30caea52c5
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SHA512
818cabde755dfa0fa183a5e38cb28ceb17745c854642c1df121dba56fd85f88b50b923e1999f65baff628061e6d9e2491b9e6295a7b346deaa1b975f945f50cc
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7AK2X:zj+soPSMOtEvwDpj4kpmeLmQlAlX
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 2024-04-16_1378142e0dce777c914e5bb01e1618f7_cryptolocker
Files
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2024-04-16_1378142e0dce777c914e5bb01e1618f7_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