Behavioral task
behavioral1
Sample
2024-03-06_591439140e0111ae36f531539ef85563_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_591439140e0111ae36f531539ef85563_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_591439140e0111ae36f531539ef85563_cryptolocker
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Size
57KB
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MD5
591439140e0111ae36f531539ef85563
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SHA1
2384f43bd44df868d0e8e35c508650340b4c3a0c
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SHA256
30b18ad06c2ab8bc030195c834a17b2d273b871167c57be89398d6c95ad7237b
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SHA512
da21fefd04ed4e2efe14c00363c5f86df92c24492d3372ee03d26aa4648a926f9d5d337cd623a3392544767dddb36d4c8a6dde30b76d3f137b5f43cd66425474
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpy5R6M:zj+soPSMOtEvwDpj4ybM
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 2024-03-06_591439140e0111ae36f531539ef85563_cryptolocker
Files
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2024-03-06_591439140e0111ae36f531539ef85563_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