Behavioral task
behavioral1
Sample
2024-05-10_1bffc894ab4b1ea75ad44316c11459f1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_1bffc894ab4b1ea75ad44316c11459f1_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-10_1bffc894ab4b1ea75ad44316c11459f1_cryptolocker
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Size
77KB
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MD5
1bffc894ab4b1ea75ad44316c11459f1
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SHA1
ff2679aa625ac0234406de49cd7695c3ec27edd3
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SHA256
adce6f0327a066b6c91ceb72bc48805ea244fd9a7fd405a9329db42a3363a167
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SHA512
0a6260768ddfa0b185c3ff32c561f6691f402818aa28ed1a96fa053b6f53c816d1929d4c61c8c89e5207f0253a6a51785c0077575f44566c99487100bac04ee8
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB0:T6a+rdOOtEvwDpjNtHPt
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 2024-05-10_1bffc894ab4b1ea75ad44316c11459f1_cryptolocker
Files
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2024-05-10_1bffc894ab4b1ea75ad44316c11459f1_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