Behavioral task
behavioral1
Sample
2024-02-24_d21dfacc316e6e3296bee128f7e5a75d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_d21dfacc316e6e3296bee128f7e5a75d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_d21dfacc316e6e3296bee128f7e5a75d_cryptolocker
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Size
62KB
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MD5
d21dfacc316e6e3296bee128f7e5a75d
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SHA1
a507bcd93cec2464dcfa9b6078bab785202cadb1
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SHA256
0846ac6e9c16a5df38c09488a82818f876f8a2d6fcbc7dce5edf5f63b30cfd5c
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SHA512
9f4f3231bd9fa6810eaadb53f219d601d868cee67be7a8132ee59f2d334e99ad8c175243d1098a55571839b10c17de73d387ee225306d48cb839d377f6610f35
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5S9UEY:T6QFElP6n+gxmddpMOtEvwDpjwa38G
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 2024-02-24_d21dfacc316e6e3296bee128f7e5a75d_cryptolocker
Files
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2024-02-24_d21dfacc316e6e3296bee128f7e5a75d_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