Behavioral task
behavioral1
Sample
2024-04-21_f3144a254d27a317dc3c8ab54bf13c4a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-21_f3144a254d27a317dc3c8ab54bf13c4a_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_f3144a254d27a317dc3c8ab54bf13c4a_cryptolocker
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Size
39KB
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MD5
f3144a254d27a317dc3c8ab54bf13c4a
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SHA1
4b958565eb9e0bad5d763233f55f7ab5564bc373
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SHA256
48d11b0c507b73df50bd10711f0b83091a13940652506ea591212b0ca2f3a61d
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SHA512
7980e89722ae781644c812bbfe30311e2459488e17f746771e7f0a279d6b5989288fa2bb1a18b1a9cfa2ab0c9ad6773e6e6ca0dba5e603feb80d9b90e3f3d93e
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHzP:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKb
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-21_f3144a254d27a317dc3c8ab54bf13c4a_cryptolocker
Files
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2024-04-21_f3144a254d27a317dc3c8ab54bf13c4a_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE