Behavioral task
behavioral1
Sample
2024-02-21_dfef19693e679ce7c241180060b9f058_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_dfef19693e679ce7c241180060b9f058_cryptolocker.exe
Resource
win10v2004-20240220-en
General
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Target
2024-02-21_dfef19693e679ce7c241180060b9f058_cryptolocker
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Size
81KB
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MD5
dfef19693e679ce7c241180060b9f058
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SHA1
22a3af0dbb9658b8e31d33cb8400ffd596d93f38
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SHA256
8330ca819391f8eb86b1875b46833a7d8f71bcfcd759e48c9e32fa46ff55f4b1
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SHA512
2ae60be985a1544ee981caac1ca6457013864a477e0649bb87607fcb6b0e276a49e5c5f76fb552c410615af231c06aa07c28efe289dc2207b0dafc3ca9cb8e53
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0s:T6a+rdOOtEvwDpjNtj
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 2024-02-21_dfef19693e679ce7c241180060b9f058_cryptolocker
Files
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2024-02-21_dfef19693e679ce7c241180060b9f058_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