Static task
static1
Behavioral task
behavioral1
Sample
2024-04-26_3e39ce1cce4f16d866f548c08d7aabc8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_3e39ce1cce4f16d866f548c08d7aabc8_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-26_3e39ce1cce4f16d866f548c08d7aabc8_cryptolocker
-
Size
49KB
-
MD5
3e39ce1cce4f16d866f548c08d7aabc8
-
SHA1
d74731f421f4bfa2e0ebef03408788bd1fe8b2c2
-
SHA256
e1c6421d9106653318681067b3f517f19ea7230269096bbf3e39b871c3f103db
-
SHA512
c51f9d15c349ab7cd13ace4cba8f71d2dacdbd83b9f0c4eabc4fbbf889c9d2d84fd2fe9ea90c0769ad264a32b08ddaa7b027b4c4a933b23f47922cc96f05e29a
-
SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPhqlcnvhx5/xFRY+iyHK:6j+1NMOtEvwDpjr8hhXy+iyHK
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 2024-04-26_3e39ce1cce4f16d866f548c08d7aabc8_cryptolocker
Files
-
2024-04-26_3e39ce1cce4f16d866f548c08d7aabc8_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