Behavioral task
behavioral1
Sample
2024-02-29_72920967cfcc82604e6c0b8c34f80449_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_72920967cfcc82604e6c0b8c34f80449_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_72920967cfcc82604e6c0b8c34f80449_cryptolocker
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Size
75KB
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MD5
72920967cfcc82604e6c0b8c34f80449
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SHA1
e3128990976909e9ddf36fa1b9cd33cac7624224
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SHA256
de4db44a81a464e9a97433ff5d8783596f6e0a194b25242be043fae1379384d0
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SHA512
d6e4861e48e14b9ec6d9cb79cf3abc6b44290ddb8fdb7970271b3415150d3c10854b7cbf48ae762eee68854d0365e9f423434cb70cb1df126c4a4083af679e87
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdHN:T6a+rdOOtEvwDpjNt7
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 2024-02-29_72920967cfcc82604e6c0b8c34f80449_cryptolocker
Files
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2024-02-29_72920967cfcc82604e6c0b8c34f80449_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