Static task
static1
Behavioral task
behavioral1
Sample
2024-04-21_87d427d686ea9b2bb8a7fb30dd4a26c7_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-21_87d427d686ea9b2bb8a7fb30dd4a26c7_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_87d427d686ea9b2bb8a7fb30dd4a26c7_cryptolocker
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Size
42KB
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MD5
87d427d686ea9b2bb8a7fb30dd4a26c7
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SHA1
678edf44fa4cffa82c3503938dbb0f107bb4195b
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SHA256
a8d9a245d4a1d55bbb51f71072eb2451dc77e4cc8e79f72eaa3942bb14889959
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SHA512
07a1282220076dcd1d42f77370808fb7fecfe68d01c32cf52e70130287bbb50e641d0a17036aa44f618b8113960d1620d9a5424e7ff82de0e5f5fbf6b87b9576
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/CtXabMJ:6j+1NMOtEvwDpjrR2XabMJ
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-21_87d427d686ea9b2bb8a7fb30dd4a26c7_cryptolocker
Files
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2024-04-21_87d427d686ea9b2bb8a7fb30dd4a26c7_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_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