Behavioral task
behavioral1
Sample
2024-03-25_94c946c1a80eb7e3d8693d7a14f4f586_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_94c946c1a80eb7e3d8693d7a14f4f586_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_94c946c1a80eb7e3d8693d7a14f4f586_cryptolocker
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Size
94KB
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MD5
94c946c1a80eb7e3d8693d7a14f4f586
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SHA1
726f7330b245753e000d06226e015a1ad6fcd8e6
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SHA256
4836cf1b375aa46ee459f2718c8b070bf80920d1026b2b65a0f2773d51497021
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SHA512
f9c7ba206049e719d0107c24034af5774cb68f6612f0985954afe66992187f4f365d585f2ec811e7909e8356398d8a9227a4f4dc41592e1d3115c052f7b5ee08
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/9Y:zCsanOtEvwDpjBW
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 2024-03-25_94c946c1a80eb7e3d8693d7a14f4f586_cryptolocker
Files
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2024-03-25_94c946c1a80eb7e3d8693d7a14f4f586_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