Behavioral task
behavioral1
Sample
2024-04-08_cf5efb53f584a7492bf33ada3ffee16f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_cf5efb53f584a7492bf33ada3ffee16f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_cf5efb53f584a7492bf33ada3ffee16f_cryptolocker
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Size
65KB
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MD5
cf5efb53f584a7492bf33ada3ffee16f
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SHA1
01bd366ff057d9ebdafa7ccdabcaef0723ef0656
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SHA256
6f3c78d9ea25dd12d7a60f33045827f5e0e6cb2bf996a6a1fbd0fe0ad52ddb68
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SHA512
1b6b92606842bd736f40c7eeb280a2d1678cd99b8b9a9af481f989ace2e55446a5dd594cc40c2d870981d8bffa5fea90c6640f335a95538f34b7b4c9e83f1fda
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRv:1nK6a+qdOOtEvwDpju
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 2024-04-08_cf5efb53f584a7492bf33ada3ffee16f_cryptolocker
Files
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2024-04-08_cf5efb53f584a7492bf33ada3ffee16f_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