beacon2[.]dll | Triage

Sharing

Copy URL Twitter E-mail

General

Target

beacon2.dll
Size

36KB
MD5

80d713deb152c7b37c61e9bc70d27b2a
SHA1

92c3cee5c96ce173a185e9c6f02e80d6c956004b
SHA256

d3763d1a452c4a62ebd5aba4d38bbe931651710839fd817bf12bfee37b50abb3
SHA512

03e187ee6dea6b0dd3e875f5e7e6ffc01b84a9eb4c0ab4bb57eeb7810030dc25306d3d13b669c13639f93b4361763cd5df7e1cd2b8bb084ab3ce923008d5c978
SSDEEP

192:qSGZ0AlxD5IgBBekS+PLsFmfLAXSjLcGmfc4zHn7yE1p6M+M4vfH0JOqsmVgz28E:qzjG+PFfL3L+VzHh1p6M+V8JN77hhO2

Score

N/A

Malware Config

Signatures

Files

beacon2.dll
.dll windows x64

20f0fe2fc0f69a57bfa6aa35da2e40de

Code Sign

33:00:59:f8:b6:da:86:89:70:6f:fa:1b:d9:00:00:00:59:f8:b6
Certificate

Issuer

CN=Microsoft Azure TLS Issuing CA 06,O=Microsoft Corporation,C=US

Not Before

04/10/2022, 23:23

Not After

29/09/2023, 23:23

Subject

CN=www.microsoft.com,O=Microsoft Corporation,L=Redmond,ST=WA,C=US

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

29:1e:b1:c4:a6:2c:da:b2:fa:dc:90:d4:6b:18:4d:0e:14:0e:b0:42:1e:d7:06:37:55:60:af:aa:65:e2:e9:91
Signer

Actual PE Digest

29:1e:b1:c4:a6:2c:da:b2:fa:dc:90:d4:6b:18:4d:0e:14:0e:b0:42:1e:d7:06:37:55:60:af:aa:65:e2:e9:91

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=www.microsoft.com,O=Microsoft Corporation,L=Redmond,ST=WA,C=US

07/01/2023, 02:47
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
DisableThreadLibraryCalls
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW

vcruntime140

__C_specific_handler
__std_type_info_destroy_list
__current_exception
__current_exception_context
memset
memcpy

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

_initterm_e
_seh_filter_dll
_configure_narrow_argv
_initialize_narrow_environment
_initialize_onexit_table
_initterm
_execute_onexit_table
_crt_atexit
_crt_at_quick_exit
_cexit
terminate
_register_onexit_function

Sections

.text
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 521B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1024B - Virtual size: 852B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 373B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 304B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

20f0fe2fc0f69a57bfa6aa35da2e40de

Code Sign

33:00:59:f8:b6:da:86:89:70:6f:fa:1b:d9:00:00:00:59:f8:b6Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

29:1e:b1:c4:a6:2c:da:b2:fa:dc:90:d4:6b:18:4d:0e:14:0e:b0:42:1e:d7:06:37:55:60:af:aa:65:e2:e9:91Signer

Signature Validations

Verification

07/01/2023, 02:47 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

vcruntime140

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

Sections

.text Size: 18KB - Virtual size: 18KB

.rdata Size: 6KB - Virtual size: 6KB

.data Size: 512B - Virtual size: 521B

.pdata Size: 1024B - Virtual size: 852B

.idata Size: 2KB - Virtual size: 2KB

.00cfg Size: 512B - Virtual size: 373B

.reloc Size: 512B - Virtual size: 304B

33:00:59:f8:b6:da:86:89:70:6f:fa:1b:d9:00:00:00:59:f8:b6
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

29:1e:b1:c4:a6:2c:da:b2:fa:dc:90:d4:6b:18:4d:0e:14:0e:b0:42:1e:d7:06:37:55:60:af:aa:65:e2:e9:91
Signer

07/01/2023, 02:47
Valid: false

.text
Size: 18KB - Virtual size: 18KB

.rdata
Size: 6KB - Virtual size: 6KB

.data
Size: 512B - Virtual size: 521B

.pdata
Size: 1024B - Virtual size: 852B

.idata
Size: 2KB - Virtual size: 2KB

.00cfg
Size: 512B - Virtual size: 373B

.reloc
Size: 512B - Virtual size: 304B