Static task
static1
Behavioral task
behavioral1
Sample
2024-04-22_c91e45ec014d4a711009dbc9315e3a51_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_c91e45ec014d4a711009dbc9315e3a51_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_c91e45ec014d4a711009dbc9315e3a51_cryptolocker
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Size
51KB
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MD5
c91e45ec014d4a711009dbc9315e3a51
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SHA1
acf6322ea99685912426c03486264e0b8bf772bd
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SHA256
898291a761cd152c4a766cc70ba0331aef78ed0dff196bf8653ae1cf800ff4dd
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SHA512
40ee82ea5b13c8e20ad8e3e57ef5277bae5748b6b1b9d11c07bb595f83f333adcc21811d31446ceaae37efc6e544bf7e0e3dee30de64b6f03927bd69518737e8
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPhqlcnvhx5/xFRkHh:6j+1NMOtEvwDpjr8hhXiB
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 2024-04-22_c91e45ec014d4a711009dbc9315e3a51_cryptolocker
Files
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2024-04-22_c91e45ec014d4a711009dbc9315e3a51_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