Behavioral task
behavioral1
Sample
2024-04-05_fa44f55fc04036df8842cc0e6308de7a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_fa44f55fc04036df8842cc0e6308de7a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_fa44f55fc04036df8842cc0e6308de7a_cryptolocker
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Size
84KB
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MD5
fa44f55fc04036df8842cc0e6308de7a
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SHA1
0ee739fa027fcd7a933ccee250690c1949275061
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SHA256
bf2686b3bc0dd50e8efa0191b4ddf94a5522ebd37e3d7b3891582a9ee2fdb267
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SHA512
c8713bd184ab7872e9635684a892a0b4ee0e4c3ef9f83f7707ad1ecce368d13c09637659372a2d410d0f316d21135d1f69141e73f398c05f33b9cddb1cd4465f
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM50:T6a+rdOOtEvwDpjN/
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 2024-04-05_fa44f55fc04036df8842cc0e6308de7a_cryptolocker
Files
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2024-04-05_fa44f55fc04036df8842cc0e6308de7a_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_CODE
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