Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_43ffa5280b9bf0b667dfa93dcb035474_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-27_43ffa5280b9bf0b667dfa93dcb035474_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_43ffa5280b9bf0b667dfa93dcb035474_cryptolocker
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Size
61KB
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MD5
43ffa5280b9bf0b667dfa93dcb035474
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SHA1
efd008eb9d584d9542fb72a878c426d49b3815d8
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SHA256
3159ab54c120073d5a79fac1e073a3ed6a04198663908f30e2268d7c77999421
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SHA512
5f2fbfe5aba8a6687a2be4fbcbc37bf4e82d57e958d862fd5036c4b2b9e760d253863d8c2c4efae7bdaa994d54cebd1826da2eb48d1d8a161973f8df665e6c76
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEiN/:6j+1NMOtEvwDpjr8ox8UDEiN
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 2024-01-27_43ffa5280b9bf0b667dfa93dcb035474_cryptolocker
Files
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2024-01-27_43ffa5280b9bf0b667dfa93dcb035474_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