Behavioral task
behavioral1
Sample
2024-04-05_8add2a8df1421d805576ac4251699c09_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_8add2a8df1421d805576ac4251699c09_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_8add2a8df1421d805576ac4251699c09_cryptolocker
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Size
83KB
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MD5
8add2a8df1421d805576ac4251699c09
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SHA1
3ac4ec9aca381e46f2f1eb6b781e7fbaad613dc0
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SHA256
636a05386472330295dff27d275c30bdb89240e1d34e40811a1f5836be47cd7c
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SHA512
71934936b6e8cc06558f92332a00d674ea45c93d9b9fcb7f6acaba3c540c34a4d2f8534816316d821f6a9d82d93598a5c7c5ffc761af4f925d5cfa6c2c4c40ab
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7p:T6a+rdOOtEvwDpjNV
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 2024-04-05_8add2a8df1421d805576ac4251699c09_cryptolocker
Files
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2024-04-05_8add2a8df1421d805576ac4251699c09_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