Behavioral task
behavioral1
Sample
2024-05-31_48fd010add2b06f4c42d10e14d1652fc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_48fd010add2b06f4c42d10e14d1652fc_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-31_48fd010add2b06f4c42d10e14d1652fc_cryptolocker
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Size
95KB
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MD5
48fd010add2b06f4c42d10e14d1652fc
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SHA1
ca83d805827a97fe4c2897c075fa581e5719a0c4
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SHA256
3ce2514435f7b395717f5b426e6159cff226bb69c30a9dc291b51f476ea2ba1e
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SHA512
791d61b27f2121f7ae91628aa0276635db1286bec1c87d36c837da979eb401c4964269f35be78551064e6dfd9b916786624922c0d2f0bd7a484c03ae93e9fb7b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kY:zCsanOtEvwDpjBj
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 2024-05-31_48fd010add2b06f4c42d10e14d1652fc_cryptolocker
Files
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2024-05-31_48fd010add2b06f4c42d10e14d1652fc_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