Behavioral task
behavioral1
Sample
main.exe
Resource
win10v2004-20240412-en
General
-
Target
main.exe
-
Size
330KB
-
MD5
3736a823e68e0624d6a97e26404912c9
-
SHA1
3dc5eac263f2a10eefe1f4d16932623aabdcecc3
-
SHA256
b7e12bf54356d831e3d7b5e10b0c1782a3e2feb29dd6ed3857c3922d2b48c7c1
-
SHA512
902955e4c95a5d8840b0ced7cfb4838b59a75f5a87ec694d426c01476c3f64974039d4f6310464777adc78d433a0dd455092db0a8d27381146351be931143cfb
-
SSDEEP
6144:GB4Rr95aqSX2mLCHpdgwNNMLv6Cwm33BL5uK8v:GB4ARX2mLCJdgwNNWg8BLAK8v
Malware Config
Signatures
-
Chaos Ransomware 1 IoCs
resource yara_rule sample family_chaos -
Chaos family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource main.exe
Files
-
main.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 261KB - Virtual size: 261KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 67KB - Virtual size: 67KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ