Behavioral task
behavioral1
Sample
2024-04-23_4afd6fc4f02986402cd45f4708a5e03e_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-23_4afd6fc4f02986402cd45f4708a5e03e_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_4afd6fc4f02986402cd45f4708a5e03e_cryptolocker
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Size
57KB
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MD5
4afd6fc4f02986402cd45f4708a5e03e
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SHA1
b297df31cf83861fb70f9a211b1db899fe073670
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SHA256
4d26b36f4ae066e45b6d8a5cbf8370f509c215468130783970f3c26e5d8ad530
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SHA512
191f7d6da5c8ee3d34667c1ba4fd57d7614e7a8b064d3e53dee0bf83ca7e7b9e92cb0d89413b029f7f5eb7f4e207e449dd2b9d93b16d2ae0dfdfa8af7562f1cd
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP2:H6QFElP6n+gou9cvMOtEvwDpjCpVXr
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 2024-04-23_4afd6fc4f02986402cd45f4708a5e03e_cryptolocker
Files
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2024-04-23_4afd6fc4f02986402cd45f4708a5e03e_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