Behavioral task
behavioral1
Sample
2024-06-01_244d0d37baac3fc39c15168bb4dbf3dd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-01_244d0d37baac3fc39c15168bb4dbf3dd_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-01_244d0d37baac3fc39c15168bb4dbf3dd_cryptolocker
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Size
71KB
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MD5
244d0d37baac3fc39c15168bb4dbf3dd
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SHA1
ce7c2cba2748c58ae5ba5f5dad07973785656162
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SHA256
2bdf3b19009ae1b4a399ea8ed3eb2d1d31961cb901793ed5632acfc1e10d9f40
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SHA512
ac361e8a3f03392fcf32177c71de9331ec0f127febcf345de610ee075ea8620ae144e6837db4b4deaf5ddfc073a7d565ad5b89c7ece6798829b6160b085811ac
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SSDEEP
1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9ic:C4Q2c94OtEvwDpj4H8zM
Malware Config
Signatures
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Detection of CryptoLocker Variants 2 IoCs
resource yara_rule sample CryptoLocker_rule2 static1/unpack001/out.upx CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule static1/unpack001/out.upx CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-06-01_244d0d37baac3fc39c15168bb4dbf3dd_cryptolocker unpack001/out.upx
Files
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2024-06-01_244d0d37baac3fc39c15168bb4dbf3dd_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
Sections
UPX0 Size: - Virtual size: 36KB
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
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out.upx.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
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE