Behavioral task
behavioral1
Sample
2024-05-22_1d7578e4eacf4817d86ffad967345fd9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_1d7578e4eacf4817d86ffad967345fd9_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_1d7578e4eacf4817d86ffad967345fd9_cryptolocker
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Size
51KB
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MD5
1d7578e4eacf4817d86ffad967345fd9
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SHA1
f2a434ad498753ff130d1f5f955c89ad4a557467
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SHA256
3b576b0afac0ed30322bd31694b766a82860e604e1116dc27075ccbbb7d05413
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SHA512
1c54fe82cfc173b8efa6f766bb8d51425b10795eaad20abae1a253f1c3b64d5c60f02adf20457f0bfe38045d35342440738f7c03cf262a57d1923d12c483880e
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtXs:bODOw9acifAoc+vXs
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 2024-05-22_1d7578e4eacf4817d86ffad967345fd9_cryptolocker
Files
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2024-05-22_1d7578e4eacf4817d86ffad967345fd9_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