Behavioral task
behavioral1
Sample
2024-03-12_81746ec674732573cbd9e14c6df0ec45_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_81746ec674732573cbd9e14c6df0ec45_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_81746ec674732573cbd9e14c6df0ec45_cryptolocker
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Size
57KB
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MD5
81746ec674732573cbd9e14c6df0ec45
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SHA1
961c8e570f0066935d622a644aa401186354a1ff
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SHA256
95843d892b7a41fe6f89486d3e693e2782b14574452230548c2010a7a221ea9c
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SHA512
a3ffc923025991900e37b36380930b8988222eadbf60c20f3cc06bc0109e90b4c46e9724a3d8aea9f3d316196d8e4ee188f85c872da7506a33d8bfb9b31d93d2
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpy5R6kIW:zj+soPSMOtEvwDpj4ybk1
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 2024-03-12_81746ec674732573cbd9e14c6df0ec45_cryptolocker
Files
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2024-03-12_81746ec674732573cbd9e14c6df0ec45_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