Behavioral task
behavioral1
Sample
2024-04-20_15380fc451748e0b75e9fa778dbf0e66_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_15380fc451748e0b75e9fa778dbf0e66_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_15380fc451748e0b75e9fa778dbf0e66_cryptolocker
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Size
88KB
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MD5
15380fc451748e0b75e9fa778dbf0e66
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SHA1
3d7fac8da608577e1308f114e56ecf350ee562e1
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SHA256
7c0c1711fb72096ea5bf2bf4e1ba7cf406149fba5a011d5f4ab6573b7cf5d60c
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SHA512
8a0bde3ee726796e45ec834c46032f81745ed8fe250d135bbacab9198495836406bfd808af2bfd33eb718764d05584b34b3625ef9f0c12c836d552af0d9aae67
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAAE:n6a+1SEOtEvwDpjYYvQd2PT
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 2024-04-20_15380fc451748e0b75e9fa778dbf0e66_cryptolocker
Files
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2024-04-20_15380fc451748e0b75e9fa778dbf0e66_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_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