Behavioral task
behavioral1
Sample
2024-05-21_def7bf0c04555369278a3b5b7999669f_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-21_def7bf0c04555369278a3b5b7999669f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-21_def7bf0c04555369278a3b5b7999669f_cryptolocker
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Size
51KB
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MD5
def7bf0c04555369278a3b5b7999669f
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SHA1
1b79542f00b2636902f7499b66c1d2029f1092ba
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SHA256
06b3c20121f829877ec7207de0d264baa89e387c536df9288c711903cd0a961a
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SHA512
bb8d338894bfff8dc90d8b918db7f68517e0f7d985b2383b40173a351dacd7deeaf944397ec25590958f46c16ee119db104e315385722dc1cc6270d63d94cf6b
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOf4:bODOw9acifAoc+vE4
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 2024-05-21_def7bf0c04555369278a3b5b7999669f_cryptolocker
Files
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2024-05-21_def7bf0c04555369278a3b5b7999669f_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