O9A[.]exe | Triage™

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General

Target
O9A.exe
Size 90KB
Sample260617-e4t9rsaw2q
SHA256 c86ba08ead6f7fb8d394718f227cb7167573a15d6a51cacfa9d07a65372bc33a
MD5 722c60df26f2be33ec324ccd8b126900
SHA1 46e805b1f5407415ff5ff8ddada37510e70748f5
SHA512 d759654bb90bae6de476a30b0bf87012a137625c065e8f3f6d225ea333e21e2df39000d641dca123250b56c5b5eabcd326619a76cc67ea473ee074644015c9c9
SSDEEP 1536:xO6WxJj9RskhhJljHOP3UY59nzWgtd59xlrsB1gqECSsnS2UVvBWtxOfW:xO3gvrsLgHCyDaO+
TLSH
T14693F74A5722DBFBD9018B35C4A70218FF34D1020B825EDB6D4545306FA3BE99EB7B89
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
O9A.exe

File Explorer

O9A.exe

.exe 90KB

O9A.exe

IMPHASH f8bfae85aa5461bc3a7ca57926bfe7dd
SHA256 c86ba08ead6f7fb8d394718f227cb7167573a15d6a51cacfa9d07a65372bc33a
MD5 722c60df26f2be33ec324ccd8b126900
SHA1 46e805b1f5407415ff5ff8ddada37510e70748f5
SHA512 d759654bb90bae6de476a30b0bf87012a137625c065e8f3f6d225ea333e21e2df39000d641dca123250b56c5b5eabcd326619a76cc67ea473ee074644015c9c9
SSDEEP 1536:xO6WxJj9RskhhJljHOP3UY59nzWgtd59xlrsB1gqECSsnS2UVvBWtxOfW:xO3gvrsLgHCyDaO+
TLSH
T14693F74A5722DBFBD9018B35C4A70218FF34D1020B825EDB6D4545306FA3BE99EB7B89
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

5024

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

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

PDB paths

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

__C_specific_handler memcpy

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

__acrt_iob_func __p__commode __p__fmode __stdio_common_vfprintf _write puts

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

__p___argc __p___argv _cexit _configure_narrow_argv _crt_atexit _exit _initialize_narrow_environment _initterm _initterm_e _set_app_type _set_invalid_parameter_handler abort exit signal system

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

_configthreadlocale

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

_set_new_mode calloc free malloc

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

memset strlen strncmp

advapi32

AdjustTokenPrivileges LookupPrivilegeValueA OpenProcessToken

kernel32

CloseHandle CreateFileA DeleteCriticalSection EnterCriticalSection GetCurrentProcess GetLastError InitializeCriticalSection IsProcessorFeaturePresent LeaveCriticalSection SetUnhandledExceptionFilter Sleep TerminateProcess TlsGetValue VirtualProtect VirtualQuery WriteFile

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

__setusermatherr

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

rand_s

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

__p__environ

Name

.text

Size

7KB

Virtual Size

7KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

5KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.buildid

Size

512B

Virtual Size

53B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

512B

Virtual Size

296B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

512B

Virtual Size

324B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

512B

Virtual Size

104B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

Size

7KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/18

Size

512B

Virtual Size

48B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/58

Size

21KB

Virtual Size

20KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/70

Size

10KB

Virtual Size

10KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/82

Size

9KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/33

Size

512B

Virtual Size

480B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/47

Size

18KB

Virtual Size

18KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

O9A.exe

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

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

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

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

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

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

advapi32

kernel32

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

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

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

generic