Static task
static1
Behavioral task
behavioral1
Sample
2024-04-16_3c3136149667fde60ed0c51da91b12de_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-16_3c3136149667fde60ed0c51da91b12de_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-16_3c3136149667fde60ed0c51da91b12de_cryptolocker
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Size
48KB
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MD5
3c3136149667fde60ed0c51da91b12de
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SHA1
ee99b6c8bc1722f10f893f23e90620a297c5e903
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SHA256
49fcfa897454898a1299c085a3b36e1398f4cadfbe52322db4e203a4041d29c5
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SHA512
b8dadd66f8ead1cf74aa14fe2a1792c04b55f2cf3aa52dee4ddb921dd427a6fe89ed2e1de307a378c61775790a8851988da608f2082d3402218b5d3885c42d9a
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOn:xj+VGMOtEvwDpjy+TN4g
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 2024-04-16_3c3136149667fde60ed0c51da91b12de_cryptolocker
Files
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2024-04-16_3c3136149667fde60ed0c51da91b12de_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