1zrrNrl0[.]exe | Triage™

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General

Target
1zrrNrl0.exe
Size 25.3MB
Sample261018-wc44bsca39
SHA256 c8081f6858328c3302a2ddfcee8e1f3e9a2fc33eb54d702e691f8d56f50614f6
MD5 cfddb0c53979468fe6a8c854ce12785b
SHA1 784c38ce560ae17a4f8257020b3dacd2dd3eb012
SHA512 f97c3f7f4c378c9228f5b7de6b7133f5dcff87388b242ff6b1f3b3211d584b6cefd95b3fed1dd13c28f321ddedab486ed2ab2f7abda81afb5795013b250f74da
SSDEEP 786432:PzGeyatF5XF2ad/cfHgMyi78URXoQVnC:Hya/5XFXd0PgzZCoGC
TLSH
T19C47129578D082ECCB92C930E2491AFDF0D9359A0EBA592F7FCA09013631D56CDE6E35
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
1zrrNrl0.exe

File Explorer

1zrrNrl0.exe

.exe 25.3MB

1zrrNrl0.exe

IMPHASH 1b8e94e1ea12b4e7cbf1490697ed2a85
SHA256 c8081f6858328c3302a2ddfcee8e1f3e9a2fc33eb54d702e691f8d56f50614f6
MD5 cfddb0c53979468fe6a8c854ce12785b
SHA1 784c38ce560ae17a4f8257020b3dacd2dd3eb012
SHA512 f97c3f7f4c378c9228f5b7de6b7133f5dcff87388b242ff6b1f3b3211d584b6cefd95b3fed1dd13c28f321ddedab486ed2ab2f7abda81afb5795013b250f74da
SSDEEP 786432:PzGeyatF5XF2ad/cfHgMyi78URXoQVnC:Hya/5XFXd0PgzZCoGC
TLSH
T19C47129578D082ECCB92C930E2491AFDF0D9359A0EBA592F7FCA09013631D56CDE6E35
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

21156131

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

d3d11

D3D11CreateDeviceAndSwapChain

advapi32

RegOpenKeyExW

ntdll

RtlInitUnicodeString

d3dcompiler_47

D3DCompile

urlmon

URLDownloadToFileA

kernel32

GetModuleHandleW

user32

SetWindowLongA

shell32

ShellExecuteW

imm32

ImmReleaseContext

dwmapi

DwmExtendFrameIntoClientArea

msvcp140

??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ

xinput1_4

ord2

shlwapi

PathFindFileNameW

psapi

GetModuleInformation

userenv

UnloadUserProfile

bcrypt

BCryptGenRandom

vcruntime140_1

__CxxFrameHandler4

vcruntime140

strchr

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

fflush

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

rand

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

strncmp

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

realloc

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

strtoll

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

_invoke_watson

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

_unlock_file

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

getenv

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

cosf

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

strftime

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

___lc_codepage_func

ws2_32

bind

crypt32

CertGetCertificateChain

Name

.text

Size

Virtual Size

1.3MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

Virtual Size

426KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

Virtual Size

23KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

Virtual Size

48KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.eer

Size

Virtual Size

16.1MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.#w:

Size

1024B

Virtual Size

568B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.:lP

Size

25.3MB

Virtual Size

25.3MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rsrc

Size

512B

Virtual Size

480B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

1zrrNrl0.exe

d3d11

advapi32

ntdll

d3dcompiler_47

urlmon

kernel32

user32

shell32

imm32

dwmapi

msvcp140

xinput1_4

shlwapi

psapi

userenv

bcrypt

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

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

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

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

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

ws2_32

crypt32

generic