Behavioral task
behavioral1
Sample
2024-02-04_9a0e56817aebc2e9a25e18bf598af3f2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_9a0e56817aebc2e9a25e18bf598af3f2_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_9a0e56817aebc2e9a25e18bf598af3f2_cryptolocker
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Size
74KB
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MD5
9a0e56817aebc2e9a25e18bf598af3f2
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SHA1
1f1dc360d8db594190db71fb8fcbfc852d99fc4d
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SHA256
85c433f9bfc7ae6614ce5bceec1c649bf6deffbfe67a1da767f78591377cba08
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SHA512
d8e58d1eaa627897f0206f56949731678bb17702c27f3236541206f8644d35dbb19ce71c85784afc3965152add94d6cf66c9a862bd6c649a305a2cf31054f3ca
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxx:T6a+rdOOtEvwDpjNtHPS
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 2024-02-04_9a0e56817aebc2e9a25e18bf598af3f2_cryptolocker
Files
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2024-02-04_9a0e56817aebc2e9a25e18bf598af3f2_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