Behavioral task
behavioral1
Sample
2024-05-27_238705616b751c379d1db9fae9aeb762_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-27_238705616b751c379d1db9fae9aeb762_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_238705616b751c379d1db9fae9aeb762_cryptolocker
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Size
52KB
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MD5
238705616b751c379d1db9fae9aeb762
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SHA1
1794e684d57179a396e4c0a2d7ff1aa8a4f8b21d
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SHA256
3c90f21a08ca4697b7e6f031f0b0dc3b2fbc465c4c752ea91d7d4c60cd5086ec
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SHA512
3991f17e184a6d039ee38cf2176b6f82965f6a8a9e23a19d8fb4752fefa9ae4bb74a35b5ccfd3ebff39a7246e8802ced220eac12e34dae29d98b25b1a122f5f4
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOgl:bODOw9acifAoc+vR
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_238705616b751c379d1db9fae9aeb762_cryptolocker
Files
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2024-05-27_238705616b751c379d1db9fae9aeb762_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