Behavioral task
behavioral1
Sample
2024-10-18_4037a654e1e2eddf034fde6f0523b05f_cryptolocker.exe
Resource
win7-20240903-en
General
-
Target
2024-10-18_4037a654e1e2eddf034fde6f0523b05f_cryptolocker
-
Size
91KB
-
MD5
4037a654e1e2eddf034fde6f0523b05f
-
SHA1
6fa7238e34868854ccff1549ace61f1e98f17356
-
SHA256
af41247d3b51fd4fee4e2037ef653c4136b0a9a49c2b1a6eeee6dc5b9d3af3b2
-
SHA512
7094387238151ba4149c01f3334cad3e342c5b2489b589dc8e4bd3b4081e06e888a4b5dec172cc7eeaf4e2d7a0976bae0b86b5e6146c97fea9bb26cf8ddcd349
-
SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpYl:AnBdOOtEvwDpj6zb
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-10-18_4037a654e1e2eddf034fde6f0523b05f_cryptolocker unpack001/out.upx
Files
-
2024-10-18_4037a654e1e2eddf034fde6f0523b05f_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
Sections
UPX0 Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_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
-
out.upx.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
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ