Behavioral task
behavioral1
Sample
2024-02-19_cf33b0e0eb9a213e0c369b7a0d12e1c5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_cf33b0e0eb9a213e0c369b7a0d12e1c5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_cf33b0e0eb9a213e0c369b7a0d12e1c5_cryptolocker
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Size
81KB
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MD5
cf33b0e0eb9a213e0c369b7a0d12e1c5
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SHA1
f7377a7cb273491e29b80101b79e85cbfbc0c7db
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SHA256
ec934ffb46f587d2904ca59e870977e412d9254103a292c38ce69ed6dd6256d2
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SHA512
42dd579ba30d1b33428505c7eb2f4e5b5e47acdcad749239f9580124e34411b5b08b57d1b8df828d89004a4405434916db830bc8c39421653521b4c753207821
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0k:T6a+rdOOtEvwDpjNt7
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 2024-02-19_cf33b0e0eb9a213e0c369b7a0d12e1c5_cryptolocker
Files
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2024-02-19_cf33b0e0eb9a213e0c369b7a0d12e1c5_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