Behavioral task
behavioral1
Sample
2024-05-26_5feb6f8aad8c06e6a62d28c18a910521_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-26_5feb6f8aad8c06e6a62d28c18a910521_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-26_5feb6f8aad8c06e6a62d28c18a910521_cryptolocker
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Size
78KB
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MD5
5feb6f8aad8c06e6a62d28c18a910521
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SHA1
e8e6b516b4b10b25227ba76fd3c4f0f9e50e2013
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SHA256
d51486d8fb124a04ddf78ff15331530bb3d5461b7805b301da14cf42e4c40e5d
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SHA512
87b01e9f8fd7fbd22d228392b08903d2e5fb7101669aafeda91d1e07bf6208fdf417cfedfc72aed0d02ea36220e20d6eeb27a2c7d20fab49c04ea08d2f9a5079
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxn+P:T6a+rdOOtEvwDpjNtHPl
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 2024-05-26_5feb6f8aad8c06e6a62d28c18a910521_cryptolocker
Files
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2024-05-26_5feb6f8aad8c06e6a62d28c18a910521_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