Static task
static1
Behavioral task
behavioral1
Sample
2024-03-15_5a654328d75ee51c07a1b3b6353b2a84_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-15_5a654328d75ee51c07a1b3b6353b2a84_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-15_5a654328d75ee51c07a1b3b6353b2a84_cryptolocker
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Size
102KB
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MD5
5a654328d75ee51c07a1b3b6353b2a84
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SHA1
a96d0561ff14ad1394c6c27226ad665dff8e4f18
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SHA256
278c1dffc0b7a869f1127b39d8d4100f7ecb0b82763cc85b0903fb2ab891f5e0
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SHA512
b923e23a34e914e6f697f5c6dfb6c62d7ac7b84183229e26eb6c00f1f2245f2c050ab9ad64b8689966b5a49baee34ca3203501dedbd1f9d03b91d83e8808f9de
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2yOg:xj+VGMOtEvwDpjubwQEIiVmkxv/C
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 2024-03-15_5a654328d75ee51c07a1b3b6353b2a84_cryptolocker
Files
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2024-03-15_5a654328d75ee51c07a1b3b6353b2a84_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: 13KB - Virtual size: 16KB
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