Behavioral task
behavioral1
Sample
2024-02-03_c3181f54be34ba85df190b1d701f305c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_c3181f54be34ba85df190b1d701f305c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_c3181f54be34ba85df190b1d701f305c_cryptolocker
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Size
81KB
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MD5
c3181f54be34ba85df190b1d701f305c
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SHA1
08923a8544fac1f29cca734882ff51b0cf52bd09
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SHA256
840a99e7564055ada6f098553f414fe9d214a2a0e20cb1928d1e37efd735792f
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SHA512
b3cd1779ca0a759bb2acc67ac7616d7bc2864b64a11e04b4153eee18789a352222b7ea55749fb366547c528016e77f222c982103a238d3f7166025995bd4eea6
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT74:T6a+rdOOtEvwDpjNE
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 2024-02-03_c3181f54be34ba85df190b1d701f305c_cryptolocker
Files
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2024-02-03_c3181f54be34ba85df190b1d701f305c_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