Behavioral task
behavioral1
Sample
2024-02-21_aa533cb9b4e03e388ac3033f7cb78fec_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_aa533cb9b4e03e388ac3033f7cb78fec_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_aa533cb9b4e03e388ac3033f7cb78fec_cryptolocker
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Size
63KB
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MD5
aa533cb9b4e03e388ac3033f7cb78fec
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SHA1
f368ca94ec3f8a2077a4e8a071efb51009cf35ad
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SHA256
2ac1c9bd7e886b9f548578249003a004bcc682d1051bcbc5ac387a95ff017c7b
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SHA512
cdd0574b2310766d079e28507e322043662f35a410e974b499d332b595abab642e860f705aa3b2578c611c90fb8ced171422fedd25e62f7ed1934a5bcfc51795
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAo5i:1nK6a+qdOOtEvwDpji
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 2024-02-21_aa533cb9b4e03e388ac3033f7cb78fec_cryptolocker
Files
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2024-02-21_aa533cb9b4e03e388ac3033f7cb78fec_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