Behavioral task
behavioral1
Sample
2024-03-08_fdf8655ee41456b2ebea75fc3ef2ea11_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_fdf8655ee41456b2ebea75fc3ef2ea11_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_fdf8655ee41456b2ebea75fc3ef2ea11_cryptolocker
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Size
81KB
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MD5
fdf8655ee41456b2ebea75fc3ef2ea11
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SHA1
780ee4aa70fe902e188cf754cef727a666bb8583
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SHA256
225adc7ad1d82ea75ff874e73e3e013275d16413f004d1abf5acb55e9dc8d287
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SHA512
00fc474491c08f27f9c3d76f846cb0a62a99d94f488160940645ac37337df63e378906bd176b4f8770c61bdb5b0db0050eab10d8b73d47a3d495c47e7ad9706f
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vm:T6a+rdOOtEvwDpjN6
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 2024-03-08_fdf8655ee41456b2ebea75fc3ef2ea11_cryptolocker
Files
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2024-03-08_fdf8655ee41456b2ebea75fc3ef2ea11_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