Behavioral task
behavioral1
Sample
2024-05-30_a2f152a3a96a740f80c9f84a852f9947_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-30_a2f152a3a96a740f80c9f84a852f9947_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_a2f152a3a96a740f80c9f84a852f9947_cryptolocker
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Size
54KB
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MD5
a2f152a3a96a740f80c9f84a852f9947
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SHA1
e727904487300c91bdb4c5931e615eb1681e36bc
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SHA256
8fd5f5f1e7772e3107165563960201adca2f4bdfc3e65c6d325f5f275f6290bb
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SHA512
d001330b125e99dea4d2f2bf0859b83030d2a2f07eeb1a3089f84add6e6d423e23438cda6bbc3f9c274840a637d1db74d9b573c8a350b9407d7edfc15b3ed119
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXZf:bODOw9acifAoc+vu
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 2024-05-30_a2f152a3a96a740f80c9f84a852f9947_cryptolocker
Files
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2024-05-30_a2f152a3a96a740f80c9f84a852f9947_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