Behavioral task
behavioral1
Sample
2024-02-14_4a28c49d825227dba678b56b09a039c9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_4a28c49d825227dba678b56b09a039c9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_4a28c49d825227dba678b56b09a039c9_cryptolocker
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Size
71KB
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MD5
4a28c49d825227dba678b56b09a039c9
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SHA1
4cfdbbb25c5aafc906247b1285e1494862691e08
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SHA256
9a706f6ae053ae1826b3b1aa584db185d47bde92f4d103f065314c05107fb1ef
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SHA512
7803abf38384fe367013505c8147ba24d427f18a681ba58cabe1eff31bb3cb67db27002c33789091464edc0eda8a837263c6965cb9849a52c9238d7373735b43
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalL:1nK6a+qdOOtEvwDpjG
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 2024-02-14_4a28c49d825227dba678b56b09a039c9_cryptolocker
Files
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2024-02-14_4a28c49d825227dba678b56b09a039c9_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