Behavioral task
behavioral1
Sample
2024-04-23_611002471793289242311a51d33b3050_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-23_611002471793289242311a51d33b3050_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_611002471793289242311a51d33b3050_cryptolocker
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Size
50KB
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MD5
611002471793289242311a51d33b3050
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SHA1
c0e1898bfd4947a450ad710169ce18f20ef1971a
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SHA256
a8fcc3955715cb22037965ce7fe9a6873c653ee63bf33a173342701ed1fc715e
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SHA512
4deb182456108551afde67ff3f899ef3ca59c4e3650a9f92952420958eb57c18cf7344cbda36ec0869722c2ca69c787414aed69317b6ebfd74e27be7a1ce39ce
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOk:bODOw9acifAoc+vX
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 2024-04-23_611002471793289242311a51d33b3050_cryptolocker
Files
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2024-04-23_611002471793289242311a51d33b3050_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