Behavioral task
behavioral1
Sample
2024-02-25_f077f58a25a202d677d089a6e2a6cc30_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_f077f58a25a202d677d089a6e2a6cc30_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_f077f58a25a202d677d089a6e2a6cc30_cryptolocker
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Size
64KB
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MD5
f077f58a25a202d677d089a6e2a6cc30
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SHA1
892086a5a3bcce735c365d8fdbc978447e6c868c
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SHA256
ccdcfd52239bef8d4a88587daed015c978a929915c7d977cd2d659b4a7c1a192
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SHA512
ce9c5a95f6e493f70ff6e18794052e9bf18f60b6133510a6075e46ca8f2db639d7109ac22f23f54d330408a187a69e56b3401c1393ff0cbddc0ba70e12f2eac2
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UnUu: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 2024-02-25_f077f58a25a202d677d089a6e2a6cc30_cryptolocker
Files
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2024-02-25_f077f58a25a202d677d089a6e2a6cc30_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