Behavioral task
behavioral1
Sample
2024-02-28_6b13befb4b4c58202b30c22937b3b0f6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_6b13befb4b4c58202b30c22937b3b0f6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_6b13befb4b4c58202b30c22937b3b0f6_cryptolocker
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Size
117KB
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MD5
6b13befb4b4c58202b30c22937b3b0f6
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SHA1
393b4d62f7b585a9189bbc5df5a25d8e158c6abd
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SHA256
7efe98ece4332bdafbbf8230ad775f36ecf84c015e06ecfba278177d24c3b278
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SHA512
19bf5b24a7a2d55ebe43a63da4ce9573c6eb1061325f1785f9ac0d62a188a8b01b1939d756bef6b4fc68513062a8cefdb25f65f92e0374764e0d180b2bdbd4e5
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01Qa5:z6a+CdOOtEvwDpjczT
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 2024-02-28_6b13befb4b4c58202b30c22937b3b0f6_cryptolocker
Files
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2024-02-28_6b13befb4b4c58202b30c22937b3b0f6_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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