Behavioral task
behavioral1
Sample
2024-02-18_3d59f30bf262df6be6b0440c498dea97_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_3d59f30bf262df6be6b0440c498dea97_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_3d59f30bf262df6be6b0440c498dea97_cryptolocker
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Size
78KB
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MD5
3d59f30bf262df6be6b0440c498dea97
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SHA1
e899dfb570adf8b8de63a0c7591341439c8fca45
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SHA256
67641c428824d00da864271acdfc27a22767637fcb5ec2af075c97b5d08277e2
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SHA512
d7ae3e523727ff0f604e9bf93eeea7aa32d9b929ecf33c17ad59f6404390c926e1446d2fa73df4d9932537ccb2b6a58ac1a84d75bc95b9ae12ba1a3753996776
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuSB:T6a+rdOOtEvwDpjNcAB
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 2024-02-18_3d59f30bf262df6be6b0440c498dea97_cryptolocker
Files
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2024-02-18_3d59f30bf262df6be6b0440c498dea97_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