Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_bb5e4ae8d1ed78845a7c0b2290b5c28a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_bb5e4ae8d1ed78845a7c0b2290b5c28a_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_bb5e4ae8d1ed78845a7c0b2290b5c28a_cryptolocker
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Size
40KB
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MD5
bb5e4ae8d1ed78845a7c0b2290b5c28a
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SHA1
ab843b98978927902891b6aab203c354f099fab5
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SHA256
e278db0d5444d0f1a65a4481342b88ac0b22673bf79ea862bdc39cf23184c78f
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SHA512
de38816633d2ceaa2e3d8ee039a824378b40d2ee88d27c98ef6bab2cd9dfe61984104860074e0e08dc3618530604e02e1885eb3d27a5937d1a9d1b84adb1a33e
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqhMWKajcg:6j+1NMOtEvwDpjrobcg
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 2024-02-23_bb5e4ae8d1ed78845a7c0b2290b5c28a_cryptolocker
Files
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2024-02-23_bb5e4ae8d1ed78845a7c0b2290b5c28a_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