Behavioral task
behavioral1
Sample
2024-02-04_579e1512c90acc39e1e8c3740a66339f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_579e1512c90acc39e1e8c3740a66339f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_579e1512c90acc39e1e8c3740a66339f_cryptolocker
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Size
115KB
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MD5
579e1512c90acc39e1e8c3740a66339f
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SHA1
9b9e85e838d09f631efe1ce197d0e292b74157ff
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SHA256
f6cc328bae1fc69c41cef4f34769aab9005e510da98c88adc7e93489ba028c57
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SHA512
5c104cfffc032b52d45ccb03a9830dac77ce003fd6123d4d3a199651612b605a7218ccacb67cf8912847b74ae607ac52554447f764340f3225bd7f1af0d7bd76
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/ci:T6a+rdOOtEvwDpjLzE
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_579e1512c90acc39e1e8c3740a66339f_cryptolocker
Files
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2024-02-04_579e1512c90acc39e1e8c3740a66339f_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