brs7re[.]rar | Triage

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General

Target

brs7re.rar
Size

13.2MB
MD5

ff927eb97aa8bcaefa32460ba90cef31
SHA1

2fc776e2f24f926f7de87ace1d103946e236d5b1
SHA256

ad680844b5edec09f73a1ca9c5668a06a87f7a8a176e3f48ac71d904694882fa
SHA512

09d89b29044e7e9125cc104f3e0eef1f361fb389d3767737a0803a290c6dc3a18f5b7d82011bffd14991ba596ebb6eb9a2cc99fac21454b8a64d27493066676d
SSDEEP

393216:YYR2J/i4+YXsU73aq3jV+4rLpsIgLdvK5NtscQ:YYR8/itCtdT71sIwvK5Ntsh

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/chaosloader.exe

Files

brs7re.rar
.rar
chaosloader.exe
.exe windows:6 windows x64 arch:x64

489450cf1ae1e64422412183fa9838ee

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

winmm

PlaySoundA

kernel32

DeleteCriticalSection
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

SetProcessDPIAware

gdi32

CreateSolidBrush

advapi32

CryptImportKey

shell32

SHGetFolderPathW

msvcp140

?_Getcat@?$ctype@_W@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z

wininet

InternetOpenUrlA

ntdll

RtlInitAnsiString

dbghelp

ImageNtHeader

d3d11

D3D11CreateDeviceAndSwapChain

imm32

ImmReleaseContext

d3dcompiler_43

D3DCompile

dwmapi

DwmExtendFrameIntoClientArea

d3dx11_43

D3DX11CreateShaderResourceViewFromMemory

rpcrt4

UuidToStringA

psapi

GetModuleInformation

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__std_exception_destroy

api-ms-win-crt-stdio-l1-1-0

__p__commode

api-ms-win-crt-runtime-l1-1-0

_c_exit

api-ms-win-crt-heap-l1-1-0

free

api-ms-win-crt-math-l1-1-0

ceilf

api-ms-win-crt-convert-l1-1-0

atoi

api-ms-win-crt-filesystem-l1-1-0

_lock_file

api-ms-win-crt-locale-l1-1-0

___lc_codepage_func

api-ms-win-crt-string-l1-1-0

strcspn

api-ms-win-crt-environment-l1-1-0

getenv

api-ms-win-crt-utility-l1-1-0

qsort

api-ms-win-crt-time-l1-1-0

_localtime64

ws2_32

WSACleanup

normaliz

IdnToAscii

crypt32

CertFindExtension

wldap32

ord143

Exports

Exports

OPENSSL_Applink

Sections

.text
Size: - Virtual size: 815KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 197KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 702KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 26KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.cNk
Size: - Virtual size: 8.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.U~,
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.04|
Size: 15.0MB - Virtual size: 15.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 284B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

489450cf1ae1e64422412183fa9838ee

Headers

DLL Characteristics

File Characteristics

Imports

winmm

kernel32

user32

gdi32

advapi32

shell32

msvcp140

wininet

ntdll

dbghelp

d3d11

imm32

d3dcompiler_43

dwmapi

d3dx11_43

rpcrt4

psapi

vcruntime140_1

vcruntime140

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-time-l1-1-0

ws2_32

normaliz

crypt32

wldap32

Exports

Exports

Sections

.text Size: - Virtual size: 815KB

.rdata Size: - Virtual size: 197KB

.data Size: - Virtual size: 702KB

.pdata Size: - Virtual size: 26KB

.cNk Size: - Virtual size: 8.6MB

.U~, Size: 6KB - Virtual size: 5KB

.04| Size: 15.0MB - Virtual size: 15.0MB

.reloc Size: 512B - Virtual size: 284B

.rsrc Size: 512B - Virtual size: 480B

.text
Size: - Virtual size: 815KB

.rdata
Size: - Virtual size: 197KB

.data
Size: - Virtual size: 702KB

.pdata
Size: - Virtual size: 26KB

.cNk
Size: - Virtual size: 8.6MB

.U~,
Size: 6KB - Virtual size: 5KB

.04|
Size: 15.0MB - Virtual size: 15.0MB

.reloc
Size: 512B - Virtual size: 284B

.rsrc
Size: 512B - Virtual size: 480B