Behavioral task
behavioral1
Sample
2024-03-25_edf95145d4f546867097f2188f212846_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_edf95145d4f546867097f2188f212846_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_edf95145d4f546867097f2188f212846_cryptolocker
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Size
85KB
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MD5
edf95145d4f546867097f2188f212846
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SHA1
37d9f340f4d3abd2d19bd321722c87646ec9c3dc
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SHA256
6df57aff9c5009c872786242f5af920fadcfa19d678c45943e1cfdda2bf555a8
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SHA512
0c01077629d6c8d8b9d226b8f3a6cda41128aad923b95d0cd683349ec93a4c09bdd3b8a52b26cb15f1a55c8b1fac3f40020595f470bcace5ec9d3862754d631e
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1/F:zCsanOtEvwDpjH
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 2024-03-25_edf95145d4f546867097f2188f212846_cryptolocker
Files
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2024-03-25_edf95145d4f546867097f2188f212846_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