Behavioral task
behavioral1
Sample
2024-02-11_c7d68c58a3b8a0428bd3db9b9dc5fb43_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-11_c7d68c58a3b8a0428bd3db9b9dc5fb43_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-11_c7d68c58a3b8a0428bd3db9b9dc5fb43_cryptolocker
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Size
81KB
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MD5
c7d68c58a3b8a0428bd3db9b9dc5fb43
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SHA1
d46faf26146d58b618bedbecab387d1a04137a0b
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SHA256
f8d7bcb92aa7c6cf9d05c93b15efb967530e9859e1a084a849195101b10393e9
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SHA512
69670fa959e6f2376a1ab4333a5e6f7a76d6e3c77547d4c8788f8cb4b89787bb6b8a0f5bcefb0e6afaa1ccc986cb27bff63a81aa1b5245605b7827f92f66a598
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vp:T6a+rdOOtEvwDpjNN
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 2024-02-11_c7d68c58a3b8a0428bd3db9b9dc5fb43_cryptolocker
Files
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2024-02-11_c7d68c58a3b8a0428bd3db9b9dc5fb43_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