Behavioral task
behavioral1
Sample
2024-04-18_f32f15b86653028766dd6e77e555c648_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-18_f32f15b86653028766dd6e77e555c648_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_f32f15b86653028766dd6e77e555c648_cryptolocker
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Size
64KB
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MD5
f32f15b86653028766dd6e77e555c648
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SHA1
1b8a1392d8e5de80230fb59ba84042620951683d
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SHA256
cef51c0e50aa7b225e9df79582e44a20a8d2e97e981a50d8a20bfdda9db73707
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SHA512
70d3869f376a50935b281a6c9d9c543fd6e2e89d866d372d6306f5dc9814b29ff06949d3245a54d363362aa668c3e25829c4dd5f158a9c7d405263896245595f
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8x7:1nK6a+qdOOtEvwDpjl
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 2024-04-18_f32f15b86653028766dd6e77e555c648_cryptolocker
Files
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2024-04-18_f32f15b86653028766dd6e77e555c648_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE