Behavioral task
behavioral1
Sample
2024-04-30_21c0a081658f024a30ad731ebef9831d_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-30_21c0a081658f024a30ad731ebef9831d_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_21c0a081658f024a30ad731ebef9831d_cryptolocker
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Size
81KB
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MD5
21c0a081658f024a30ad731ebef9831d
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SHA1
09e9b91402ca06cede822327aa2f4682d2197dd5
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SHA256
b88f884e4fedc3e7f632d4f82f3b6182cb16e1567a3cb648e75d1f34329ab344
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SHA512
6457ff268e54646ae3b9a880c9d5c8bca8b2412f42d898ed07858ac34768b814d2b090ba86c0dc1948a2fc414e7b62362f65b94055688a2799af032668e374a4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qp2CEb:zCsanOtEvwDpjw
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_21c0a081658f024a30ad731ebef9831d_cryptolocker
Files
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2024-04-30_21c0a081658f024a30ad731ebef9831d_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