Behavioral task
behavioral1
Sample
2024-02-28_281f6dcc6a80c5d35713208b8f87e61e_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-28_281f6dcc6a80c5d35713208b8f87e61e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_281f6dcc6a80c5d35713208b8f87e61e_cryptolocker
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Size
72KB
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MD5
281f6dcc6a80c5d35713208b8f87e61e
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SHA1
439f0a6a3bffc8ad3e9b470e2699f7b50d42903b
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SHA256
7bd5ee7546eb876f32aeb98b69afdf75e01644af9ba17b0fb63ecc3f650a5306
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SHA512
8a5d252426f3db1216ea270b85f021da708eb18cfbd546cb1a72e5d8869fc692eba43c35d9d4372ac0cc3a1ec19b062e68adf425aa043cf99b55d558f94035ff
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsale0:1nK6a+qdOOtEvwDpjY
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 2024-02-28_281f6dcc6a80c5d35713208b8f87e61e_cryptolocker
Files
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2024-02-28_281f6dcc6a80c5d35713208b8f87e61e_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