Behavioral task
behavioral1
Sample
2024-02-03_0677eab5a36d66fae33137070d9f3bcc_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_0677eab5a36d66fae33137070d9f3bcc_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_0677eab5a36d66fae33137070d9f3bcc_cryptolocker
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Size
90KB
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MD5
0677eab5a36d66fae33137070d9f3bcc
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SHA1
b8f4130866182d3e4140753f0d4d8970f4b6f09b
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SHA256
172251e2fa41eb583323649637198d4bcd08336fac48827db66505e3de792b4c
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SHA512
ad6f1c7bc1ef049706fd1301522b3f9467441c1bcc19a85332aadc3f7f1d8ae026f00e39b8d8aa7aae0543acf16452619626d8d7e694ae29c2b49bb18c2510a5
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87Uv7:zCsanOtEvwDpjG
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 2024-02-03_0677eab5a36d66fae33137070d9f3bcc_cryptolocker
Files
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2024-02-03_0677eab5a36d66fae33137070d9f3bcc_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