Static task
static1
Behavioral task
behavioral1
Sample
2024-03-15_dea3a1c5763c4d99eaaaa50d2962e6a0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-15_dea3a1c5763c4d99eaaaa50d2962e6a0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-15_dea3a1c5763c4d99eaaaa50d2962e6a0_cryptolocker
-
Size
100KB
-
MD5
dea3a1c5763c4d99eaaaa50d2962e6a0
-
SHA1
ce835cafc32f666f60cb386d59c988afdb211dd6
-
SHA256
93bfd3339f7bc3c39026d7bf499f0c338d938edb0401bae90b6362c4697f0268
-
SHA512
72ef481198bbeaa60ddb8654ad6de71104e7b7d0ce80e16dd247d989f261f3f4990ac078380cce9ffdcd89e1b1ed4b0e2777195fb8ef290d20bc2ff5fc53be0e
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjz/6G:i5nkFGMOtEvwDpjNbwQEIikrl
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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_dea3a1c5763c4d99eaaaa50d2962e6a0_cryptolocker
Files
-
2024-03-15_dea3a1c5763c4d99eaaaa50d2962e6a0_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - 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: 910B
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: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE