Behavioral task
behavioral1
Sample
2024-05-12_306a6c09b038d8952835225dc4e16c29_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-12_306a6c09b038d8952835225dc4e16c29_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-12_306a6c09b038d8952835225dc4e16c29_cryptolocker
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Size
51KB
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MD5
306a6c09b038d8952835225dc4e16c29
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SHA1
2697e384e39cadb9759951bce8efc9187735c0be
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SHA256
2328a6488b42018f999c6becdcec295204d0ba284ad3b112cfaa115837bafe6f
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SHA512
bf5ae8d961d48d4f40856f436eb644b70dfdd3352bf03be978f1d72738778035433afc536fa75784b5214ee66b4284ef178be1f678f989d8eed3f1830a6cc75d
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOr:bODOw9acifAoc+vY
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 2024-05-12_306a6c09b038d8952835225dc4e16c29_cryptolocker
Files
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2024-05-12_306a6c09b038d8952835225dc4e16c29_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