Behavioral task
behavioral1
Sample
2024-06-02_21d8fd5cda1e93ce6ae6675f292a3264_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-02_21d8fd5cda1e93ce6ae6675f292a3264_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-02_21d8fd5cda1e93ce6ae6675f292a3264_cryptolocker
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Size
53KB
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MD5
21d8fd5cda1e93ce6ae6675f292a3264
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SHA1
d2573225ee4cc3bb0b02a81cbd8148882087ecdb
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SHA256
d353eafacd9d842b650cbd9791ce2398d90bcf5af788b2178000f58bc028b8a4
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SHA512
4caf6c51426ea109fe13b1d4d9d41fa9c58f0bc81f3104fdb2ef9cc427cb663535f7d0e624854a725c731263517434986781043468599e53d127ad6f472f9d13
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXi:bODOw9acifAoc+vl
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 2024-06-02_21d8fd5cda1e93ce6ae6675f292a3264_cryptolocker
Files
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2024-06-02_21d8fd5cda1e93ce6ae6675f292a3264_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