Behavioral task
behavioral1
Sample
2024-03-11_304988c44104592384003054fcb1ea9f_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-11_304988c44104592384003054fcb1ea9f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_304988c44104592384003054fcb1ea9f_cryptolocker
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Size
149KB
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MD5
304988c44104592384003054fcb1ea9f
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SHA1
75f8a54d6869e7e8cd65a6c28c6be1d0d36fd726
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SHA256
ff96cd07fb54668ba3c78b177455e41026cc8710a27f49f45a42a04bc734926c
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SHA512
84bd9294a5f66e4538ae8680aa5e369cabbaaa8f2d334b085bc0a0d698e36f3b05563240f13740864c4f1c05f047e35c7119f51bed0f5df03542ab78565afab0
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1e2s:z6a+CdOOtEvwDpjczr
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 2024-03-11_304988c44104592384003054fcb1ea9f_cryptolocker
Files
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2024-03-11_304988c44104592384003054fcb1ea9f_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_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