Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_8fea75db04f9b69e87ec0f95c2c2fd50_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-23_8fea75db04f9b69e87ec0f95c2c2fd50_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_8fea75db04f9b69e87ec0f95c2c2fd50_cryptolocker
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Size
63KB
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MD5
8fea75db04f9b69e87ec0f95c2c2fd50
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SHA1
a495efc53ea413873168d2486d8bd6dac7bb3f30
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SHA256
c73b7c1c0072a266c0c16d735cd50b44705f955d202261e3508ba931cec33a74
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SHA512
74fbdd8bac1d9608f85bfbcd46333c6cc3721fb6ba3d7f567edf0156153cc1f5d803bdd5de3e03e6bdfc059a5d654fecae28c0ade308782cc503f8a3cbe859a4
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEMT:6j+1NMOtEvwDpjr8ox8UDE+
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 2024-02-23_8fea75db04f9b69e87ec0f95c2c2fd50_cryptolocker
Files
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2024-02-23_8fea75db04f9b69e87ec0f95c2c2fd50_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