Behavioral task
behavioral1
Sample
2024-02-02_3fbed9bd60df76e4fd3d813bcd238df0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-02_3fbed9bd60df76e4fd3d813bcd238df0_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-02_3fbed9bd60df76e4fd3d813bcd238df0_cryptolocker
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Size
81KB
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MD5
3fbed9bd60df76e4fd3d813bcd238df0
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SHA1
c0aa5fcb9ed6f6d89020ff18ff7b01e3a9eac5d3
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SHA256
6fdfc5f338a9eb06956140e2b32f3472fcb630e78cb44190d3a8d74ef523c1e7
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SHA512
2f9313441e16aaa040b36706f302e664d1f967b8f190d7cfe322ab4c9731c4e1048c6967960a1733ae5e3a6bdc0bbf735e9c78dd26bf89a5993232ebd0f3ac76
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7v0F:T6a+rdOOtEvwDpjNA
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 2024-02-02_3fbed9bd60df76e4fd3d813bcd238df0_cryptolocker
Files
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2024-02-02_3fbed9bd60df76e4fd3d813bcd238df0_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