Static task
static1
Behavioral task
behavioral1
Sample
2024-04-27_631fa5d2d2e2d98e7cbf93213e7eaed0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-27_631fa5d2d2e2d98e7cbf93213e7eaed0_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_631fa5d2d2e2d98e7cbf93213e7eaed0_cryptolocker
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Size
51KB
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MD5
631fa5d2d2e2d98e7cbf93213e7eaed0
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SHA1
1c5ac76da4556e5f817dfa8b94a23047858f4550
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SHA256
c5b2d80d88521255f6769e27c6455994ffed521623ea8538162d6989cc86e40b
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SHA512
701f423b82c8e16ab61a6021bd18e93dad9379cabbcd8a5aefa8341adf78a869902d2d1b8345c7906f4cf5e72c494c5b213b71ccba886c30da8f1bca9ccb89c3
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPhqlcnvhx5/xFRHnze:6j+1NMOtEvwDpjr8hhX9C
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-27_631fa5d2d2e2d98e7cbf93213e7eaed0_cryptolocker
Files
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2024-04-27_631fa5d2d2e2d98e7cbf93213e7eaed0_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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