svcready | 21ff5340e5ebd99c5c58d92c6609a5d55579de39ddc5b83b9e2f5ec1c2d4c70b

Resubmissions

19-07-2022 03:56

220719-ehp3xsadhq 10

19-07-2022 03:18

220719-dtzk3aheck 0

Analysis

max time kernel
117s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
resource tags

arch:x64arch:x86image:win10v2004-20220414-enlocale:en-usos:windows10-2004-x64system
submitted
19-07-2022 03:56

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General

Target

[redacted],file,18.07.docm
Size

3.2MB
MD5

19b4b7db32fe8a96ee2c1b6d041808aa
SHA1

abb1aa911903a81b6d4c06ca7c2d7527a307688b
SHA256

21ff5340e5ebd99c5c58d92c6609a5d55579de39ddc5b83b9e2f5ec1c2d4c70b
SHA512

f30485fb3b569c401fed793f3bda5fae541062f8d11430e722980a2f12a68d1dfb4de11e2d595a73c5908b74787318cfb93114861153c767a069181e607f3c70

Score

10^/10

svcready loader

Malware Config

Signatures

Detects SVCReady loader 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1148-141-0x0000000010000000-0x0000000010091000-memory.dmp	family_svcready

SVCReady
SVCReady is a malware loader first seen in April 2022.
loader svcready
Executes dropped EXE 1 IoCs

Processes:

rE053.tmp.exe

pid process

1148 rE053.tmp.exe
Loads dropped DLL 1 IoCs

Processes:

rE053.tmp.exe

pid process

1148 rE053.tmp.exe

pid	process
1148	rE053.tmp.exe

pid	process
1148	rE053.tmp.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3816 WINWORD.EXE
3816 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

3816 WINWORD.EXE
3816 WINWORD.EXE
3816 WINWORD.EXE
3816 WINWORD.EXE
3816 WINWORD.EXE
3816 WINWORD.EXE
3816 WINWORD.EXE

pid	process
3816	WINWORD.EXE
3816	WINWORD.EXE

pid	process
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 3816 wrote to memory of 1148	3816	WINWORD.EXE	rE053.tmp.exe
PID 3816 wrote to memory of 1148	3816	WINWORD.EXE	rE053.tmp.exe
PID 3816 wrote to memory of 1148	3816	WINWORD.EXE	rE053.tmp.exe

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\[redacted],file,18.07.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3816
- C:\Users\Admin\AppData\Local\Temp\rE053.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\rE053.tmp.exe" "C:\Users\Admin\AppData\Local\Temp\yE052.tmp.dll",DllRegisterServer
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1148

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\rE053.tmp.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Users\Admin\AppData\Local\Temp\rE053.tmp.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Users\Admin\AppData\Local\Temp\yE052.tmp.dll

Filesize
1.1MB

MD5
a20a11b3471bc758f0f7468a50415e91

SHA1
60ecf37b6e5abbac4af52c7d8e3eb6434151872c

SHA256
18fdbfe5b3780b79f3dd10ab65b0c08ecaa3eab6536055513c6507a27e37a89e

SHA512
6c41177961c26a78d21f61680e123cd2570f4581040e457667cdda3c28e0d403f22cd4f6cf34a6990ad59f6756c078bd52955926186644639f7000f8fd67f8bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\yE052.tmp.dll

Filesize
1.1MB

MD5
a20a11b3471bc758f0f7468a50415e91

SHA1
60ecf37b6e5abbac4af52c7d8e3eb6434151872c

SHA256
18fdbfe5b3780b79f3dd10ab65b0c08ecaa3eab6536055513c6507a27e37a89e

SHA512
6c41177961c26a78d21f61680e123cd2570f4581040e457667cdda3c28e0d403f22cd4f6cf34a6990ad59f6756c078bd52955926186644639f7000f8fd67f8bc

Download Submit
memory/1148-137-0x0000000000000000-mapping.dmp

Download
memory/1148-141-0x0000000010000000-0x0000000010091000-memory.dmp

Filesize
580KB

Download
memory/3816-134-0x00007FFD40E70000-0x00007FFD40E80000-memory.dmp

Filesize
64KB

Download
memory/3816-136-0x00007FFD3E940000-0x00007FFD3E950000-memory.dmp

Filesize
64KB

Download
memory/3816-132-0x00007FFD40E70000-0x00007FFD40E80000-memory.dmp

Filesize
64KB

Download
memory/3816-131-0x00007FFD40E70000-0x00007FFD40E80000-memory.dmp

Filesize
64KB

Download
memory/3816-135-0x00007FFD3E940000-0x00007FFD3E950000-memory.dmp

Filesize
64KB

Download
memory/3816-133-0x00007FFD40E70000-0x00007FFD40E80000-memory.dmp

Filesize
64KB

Download
memory/3816-130-0x00007FFD40E70000-0x00007FFD40E80000-memory.dmp

Filesize
64KB

Download
memory/3816-147-0x00000155956D8000-0x00000155958BB000-memory.dmp

Filesize
1.9MB

Download
memory/3816-148-0x0000015595300000-0x00000155953F6000-memory.dmp

Filesize
984KB

Download
memory/3816-149-0x0000015595530000-0x0000015595651000-memory.dmp

Filesize
1.1MB

Download
memory/3816-150-0x0000015595300000-0x00000155953F6000-memory.dmp

Filesize
984KB

Download