Static task
static1
Behavioral task
behavioral1
Sample
2024-04-06_81923ff82d6d1289edb895127fd8c7b3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-06_81923ff82d6d1289edb895127fd8c7b3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_81923ff82d6d1289edb895127fd8c7b3_cryptolocker
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Size
48KB
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MD5
81923ff82d6d1289edb895127fd8c7b3
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SHA1
de3cb34a06db21d7b01cf7e1b63a5b2a16ddcc65
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SHA256
cdedc7c48bbb5f3915833d33989ea655cf9ea2b1f740837b776c773f567169a6
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SHA512
2bcd8d7d2e0c20decdd67f650148cbd205803e9dde6652bbaf8f9061793438dd6c3243148648a4de86ee4b6c999fd576ce4569456ea02b4f7426004514069e70
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLtldedA:xj+VGMOtEvwDpjk/eO
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 2024-04-06_81923ff82d6d1289edb895127fd8c7b3_cryptolocker
Files
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2024-04-06_81923ff82d6d1289edb895127fd8c7b3_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: 13KB - Virtual size: 16KB
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