Behavioral task
behavioral1
Sample
2024-02-23_8a1ea16fa6b2bfa3b5b822b7c088aca4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_8a1ea16fa6b2bfa3b5b822b7c088aca4_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_8a1ea16fa6b2bfa3b5b822b7c088aca4_cryptolocker
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Size
62KB
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MD5
8a1ea16fa6b2bfa3b5b822b7c088aca4
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SHA1
2c73bf04689b8ea9059438c35a0e9af4320c2700
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SHA256
429f0990c4883fbb1708972402617fca272c90a20fa6294490f6b43501711ea8
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SHA512
30fc9101cd8f820099aadd0e99be78c8463606e0947343049fb4a2390fc676b2ab3bcf19266bbe94aae2f505d27ca6123dc00c0a73f03da1b731d5394d20dca8
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5S9UEp:T6QFElP6n+gxmddpMOtEvwDpjwa38L
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 2024-02-23_8a1ea16fa6b2bfa3b5b822b7c088aca4_cryptolocker
Files
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2024-02-23_8a1ea16fa6b2bfa3b5b822b7c088aca4_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