Behavioral task
behavioral1
Sample
2024-05-27_06a866a2cb6131aba2fe369e13934d73_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-27_06a866a2cb6131aba2fe369e13934d73_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_06a866a2cb6131aba2fe369e13934d73_cryptolocker
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Size
52KB
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MD5
06a866a2cb6131aba2fe369e13934d73
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SHA1
281c268ac6f5d04b41c97df74602b5e075654daa
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SHA256
dcdc512be14f1488d7124f1c789ccd2a2dd0fb42bc3c19fa94ce18f3036082fa
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SHA512
a86fcb836316d88937e4dfe55e98db7ba869baf603b6a301763b1168abd9144d4e3437aa8e3615ebc3dc5f9e9de709b8f036c97e482d146d88fba54c2baaa1a3
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOX2:bODOw9acifAoc+vh
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 2024-05-27_06a866a2cb6131aba2fe369e13934d73_cryptolocker
Files
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2024-05-27_06a866a2cb6131aba2fe369e13934d73_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