Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_4537e430f79b3427307cc19793a93228_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_4537e430f79b3427307cc19793a93228_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-22_4537e430f79b3427307cc19793a93228_cryptolocker
-
Size
63KB
-
MD5
4537e430f79b3427307cc19793a93228
-
SHA1
9ad6522c982c746012d460c9efb662a38aa18616
-
SHA256
7f183bedd037f6f6b867591a39819002699fb72ad159607ef88254cb85931d2e
-
SHA512
0cc8a92bcb0815253a5a4d29cc6b17c116e2a7c19e5401c092920252775cb90242a1808c3fb53ccb89eb77504a79d266d98afce001b59d74991bfdaaf15c2bb8
-
SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEKL3:6j+1NMOtEvwDpjr8ox8UDEK7
Malware Config
Signatures
-
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 2024-02-22_4537e430f79b3427307cc19793a93228_cryptolocker
Files
-
2024-02-22_4537e430f79b3427307cc19793a93228_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