Behavioral task
behavioral1
Sample
2024-05-29_af1bd13923870298446e048f7f4ddcff_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-29_af1bd13923870298446e048f7f4ddcff_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-29_af1bd13923870298446e048f7f4ddcff_cryptolocker
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Size
79KB
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MD5
af1bd13923870298446e048f7f4ddcff
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SHA1
39d677192d429968700ce02dc64409976d9061e1
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SHA256
9710f2900128cf33b39b6c6d0e152d3e2f7756a88b1dd2ef4445b73c770d43f1
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SHA512
49fe146a7922a794e23e5fbaca79ff25af894da5157bfe30abc7d296507ab133f48eadbe9e331c0dacb565d1c69de59eefd64ad3cda6d73cfd9255de8b76b63c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRv:T6a+rdOOtEvwDpjNtm
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 2024-05-29_af1bd13923870298446e048f7f4ddcff_cryptolocker
Files
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2024-05-29_af1bd13923870298446e048f7f4ddcff_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