Behavioral task
behavioral1
Sample
2024-06-13_68f9b80fa62126d747afb496d4d6e20b_cryptolocker.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-13_68f9b80fa62126d747afb496d4d6e20b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-13_68f9b80fa62126d747afb496d4d6e20b_cryptolocker
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Size
53KB
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MD5
68f9b80fa62126d747afb496d4d6e20b
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SHA1
b7c38ab7d1c2cc1adb81d80c244d0d5126a18d2e
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SHA256
493e847e11da2f138088b71f0f6e7be58a5f131c6aa6a7c688cd233d5e4d8cd5
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SHA512
5ba113599b5608aa13e489b3af39aaebad4f87619b1079f047ecb5055d06744a4e498ca831d226b1f520ad67ee3be3c62772113c5dca5ec9dbd0a251e3b7e402
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOuq:bODOw9acifAoc+vo
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 2024-06-13_68f9b80fa62126d747afb496d4d6e20b_cryptolocker
Files
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2024-06-13_68f9b80fa62126d747afb496d4d6e20b_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