Behavioral task
behavioral1
Sample
2024-02-22_f1389550f870a88fa54072ac6c5b35f2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_f1389550f870a88fa54072ac6c5b35f2_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_f1389550f870a88fa54072ac6c5b35f2_cryptolocker
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Size
65KB
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MD5
f1389550f870a88fa54072ac6c5b35f2
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SHA1
982eece450c0eb02104a178063c3ade8db9b262a
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SHA256
db5d413ed86bc23beb994f92bd2e12a8f283b4d35b6cbe11a8e991a75ddf3909
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SHA512
fdd57b0f132bd67f57a0f12fa3d3f1ad6a10053388f8a43fb5fb462914f067e643a1c0973854f92dfa75f9c55cd9057a090e651c8517690fef7df5f2b0dd5771
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1FT:T6a+rdOOtEvwDpjNz
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 2024-02-22_f1389550f870a88fa54072ac6c5b35f2_cryptolocker
Files
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2024-02-22_f1389550f870a88fa54072ac6c5b35f2_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