Behavioral task
behavioral1
Sample
2024-01-29_a3d0317059307f12006e9bcc48b13d14_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_a3d0317059307f12006e9bcc48b13d14_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_a3d0317059307f12006e9bcc48b13d14_cryptolocker
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Size
61KB
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MD5
a3d0317059307f12006e9bcc48b13d14
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SHA1
2ea2577fcb908a6e58c9e9b3a72cf51f6249cee1
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SHA256
e181952d6825fc5cf4c12002755736d7112fd620e862514c04eb362f6383bbdd
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SHA512
9e87c83955becea88a1cc3cd3fa310e7733a7a97c43b409b7d9f7e77f81903e58583abd085a1c143799973461410356dde322e3b8683849241eac0e6171fb1af
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5h920I:T6QFElP6n+gxmddpMOtEvwDpjwa3LvI
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 2024-01-29_a3d0317059307f12006e9bcc48b13d14_cryptolocker
Files
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2024-01-29_a3d0317059307f12006e9bcc48b13d14_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