Installer[.]exe | Triage

Sharing

General

Target

Installer.exe
Size

361KB
MD5

34a3481203725a7a71f3d1396f3af901
SHA1

f6227c6d79fe5f7ba3b6b978fd97e69fc34796f0
SHA256

312fad54a43a1288c4df1aac24ee0809f30b38a2d6b9837110d3343aa8f04cdd
SHA512

52458c8be4fb6c47c1899994b332fc3ec0a09705f477c0424b4850eeeacd7dccb4a869ec16b45a3bbb0f4c62947123400927bdc29e143988871d5c20354ea0af
SSDEEP

6144:6BNgBIBbkWunVDgLQzDN8xj+3/0j2qSL6qLsVCaXzOxNjIfuKuu5QkpnQ:9BsQW+VaQPN8xj+P0j2qPq4VCqz2dIfI

Score

7^/10

Malware Config

Signatures

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
sample	net_reactor

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Installer.exe

Files

Installer.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 33KB - Virtual size: 33KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 578B

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

.bss
Size: 325KB - Virtual size: 325KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE