Behavioral task
behavioral1
Sample
2024-04-30_a3353d84b7660a4113bc623ecf65d202_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_a3353d84b7660a4113bc623ecf65d202_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_a3353d84b7660a4113bc623ecf65d202_cryptolocker
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Size
58KB
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MD5
a3353d84b7660a4113bc623ecf65d202
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SHA1
aff8e308a88b7230c5951a0a951039b3c3c06428
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SHA256
02a6d074ad011acb4ef8c66cdb70d4e3444353942dc64490c1be9dd7d694a060
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SHA512
fd8af7da357ef2c69ee68b7e16a9d662afc257416b5f7f2f5149d80fed89e58fcc82ac9c1b12d023663a8c9688b2e12e61742dec2ba95d7c9dc98b9ffce20b3d
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPz:H6QFElP6n+gou9cvMOtEvwDpjCpVX2
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 2024-04-30_a3353d84b7660a4113bc623ecf65d202_cryptolocker
Files
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2024-04-30_a3353d84b7660a4113bc623ecf65d202_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: 11KB - 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