Behavioral task
behavioral1
Sample
2024-05-25_e91505c1a6df149a3b8e13fc558f445c_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-25_e91505c1a6df149a3b8e13fc558f445c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-25_e91505c1a6df149a3b8e13fc558f445c_cryptolocker
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Size
75KB
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MD5
e91505c1a6df149a3b8e13fc558f445c
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SHA1
5fba532b8f7e79e9b6ddf13e4be7a1d8c2903fc7
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SHA256
7419f3c7dce9d008422a87b1f8ba76bdd87a99c0a1b63aaab619b0b2d395b420
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SHA512
1bc7ae66543bb4ebe0550b62953af889e98fce823845695c844076b8cd77e19fb8beaccd5f7c5b0dad1f98b13f04ae6da4557e938bbf4a3830798ba41dc62761
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsaleFw:1nK6a+qdOOtEvwDpjC
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 2024-05-25_e91505c1a6df149a3b8e13fc558f445c_cryptolocker
Files
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2024-05-25_e91505c1a6df149a3b8e13fc558f445c_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