9894b3d3ab4a2f3303c0aea040cae4c50e5d9711fd5cb24b9c2500f5be9a23fe

General

Target

varacalli-file-13.06.2022.docm
Size

1.9MB
MD5

f2dbc8b51a88d4c6631042bb0f62df74
SHA1

b9769be211e29dec9c7a03c0d255d2abbee9f73c
SHA256

9894b3d3ab4a2f3303c0aea040cae4c50e5d9711fd5cb24b9c2500f5be9a23fe
SHA512

354527aaaccfc18315b866fb6375b3fddeb9d264297127868fb06cb1b11da8e77e9bd07c73a040bd6a6bc5a9079651642b33f9db2267fdbc40f1b79d41dad41e

Score

10^/10

suricata

Malware Config

Signatures

suricata: ET MALWARE Observed Win32/SVCReady Loader User-Agent
suricata: ET MALWARE Observed Win32/SVCReady Loader User-Agent
suricata
suricata: ET MALWARE Win32/SVCReady Loader CnC Activity M2
suricata: ET MALWARE Win32/SVCReady Loader CnC Activity M2
suricata
Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
896	rC8B5.tmp.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rC8B5.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
896	rC8B5.tmp.exe
896	rC8B5.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

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

Enumerates system info in registry 2 TTPs 18 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardProduct	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSReleaseDate	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSVendor	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardManufacturer	rC8B5.tmp.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\ECFirmwareMinorRelease	rC8B5.tmp.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardVersion	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BiosMajorRelease	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BiosMinorRelease	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSVersion	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\ECFirmwareMajorRelease	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	rC8B5.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
4940	systeminfo.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000_Classes\CLSID\{E6D34FFC-AD32-4d6a-934C-D387FA873A19}	rC8B5.tmp.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000_Classes\CLSID\{E6D34FFC-AD32-4d6a-934C-D387FA873A19}\ = 110000005ac452876377bda27b35b4c77f7a0da7b555d773e029ef69cb2fc5438a6715fb0fa61b878f9b6f14dc786cd8b4e4b77e89	rC8B5.tmp.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4788	WINWORD.EXE
4788	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
896	rC8B5.tmp.exe
896	rC8B5.tmp.exe
896	rC8B5.tmp.exe
896	rC8B5.tmp.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4788	WINWORD.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE
4788	WINWORD.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4788 wrote to memory of 896	4788	WINWORD.EXE	84
PID 4788 wrote to memory of 896	4788	WINWORD.EXE	84
PID 4788 wrote to memory of 896	4788	WINWORD.EXE	84
PID 896 wrote to memory of 4940	896	rC8B5.tmp.exe	90
PID 896 wrote to memory of 4940	896	rC8B5.tmp.exe	90
PID 896 wrote to memory of 4940	896	rC8B5.tmp.exe	90

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\varacalli-file-13.06.2022.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4788
- C:\Users\Admin\AppData\Local\Temp\rC8B5.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\rC8B5.tmp.exe" "C:\Users\Admin\AppData\Local\Temp\yC4EB.tmp.dll",DllRegisterServer
  2⤵
  - Executes dropped EXE
  - Checks BIOS information in registry
  - Loads dropped DLL
  - Enumerates system info in registry
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:896
- - C:\Windows\SysWOW64\systeminfo.exe
    C:\Windows\System32\systeminfo.exe
    3⤵
    - Gathers system information
    PID:4940

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\rC8B5.tmp.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Users\Admin\AppData\Local\Temp\rC8B5.tmp.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Users\Admin\AppData\Local\Temp\yC4EB.tmp.dll

Filesize
816KB

MD5
94ed97a7d00dfeb3356df3fd73fa5c38

SHA1
0f926e5bb2389ad919b438a2d1b9a24e93c9e501

SHA256
788d09f17caf8e95bc28d1f122bb2b3ffb4567c1dc92856428327ebe1ac26ce4

SHA512
8e26f88f187d34d5f1d292dee9179c0451b188c7abb87d51b8594357d12f9c81f6e7eb629769e1c620c693364387a557b1173315038000529c946c0da2bc93ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\yC4EB.tmp.dll

Filesize
816KB

MD5
94ed97a7d00dfeb3356df3fd73fa5c38

SHA1
0f926e5bb2389ad919b438a2d1b9a24e93c9e501

SHA256
788d09f17caf8e95bc28d1f122bb2b3ffb4567c1dc92856428327ebe1ac26ce4

SHA512
8e26f88f187d34d5f1d292dee9179c0451b188c7abb87d51b8594357d12f9c81f6e7eb629769e1c620c693364387a557b1173315038000529c946c0da2bc93ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\yC4EB.tmp.dll

Filesize
816KB

MD5
94ed97a7d00dfeb3356df3fd73fa5c38

SHA1
0f926e5bb2389ad919b438a2d1b9a24e93c9e501

SHA256
788d09f17caf8e95bc28d1f122bb2b3ffb4567c1dc92856428327ebe1ac26ce4

SHA512
8e26f88f187d34d5f1d292dee9179c0451b188c7abb87d51b8594357d12f9c81f6e7eb629769e1c620c693364387a557b1173315038000529c946c0da2bc93ae

Download Submit
memory/896-151-0x0000000000900000-0x0000000000906000-memory.dmp

Filesize
24KB

Download
memory/896-146-0x0000000000790000-0x000000000085F000-memory.dmp

Filesize
828KB

Download
memory/896-155-0x0000000003AB0000-0x0000000003B4C000-memory.dmp

Filesize
624KB

Download
memory/896-147-0x0000000000790000-0x000000000085F000-memory.dmp

Filesize
828KB

Download
memory/4788-132-0x00007FFAE2010000-0x00007FFAE2020000-memory.dmp

Filesize
64KB

Download
memory/4788-139-0x000001F83BC70000-0x000001F83BD66000-memory.dmp

Filesize
984KB

Download
memory/4788-134-0x00007FFAE2010000-0x00007FFAE2020000-memory.dmp

Filesize
64KB

Download
memory/4788-133-0x00007FFAE2010000-0x00007FFAE2020000-memory.dmp

Filesize
64KB

Download
memory/4788-136-0x00007FFADFE50000-0x00007FFADFE60000-memory.dmp

Filesize
64KB

Download
memory/4788-131-0x00007FFAE2010000-0x00007FFAE2020000-memory.dmp

Filesize
64KB

Download
memory/4788-135-0x00007FFADFE50000-0x00007FFADFE60000-memory.dmp

Filesize
64KB

Download
memory/4788-138-0x000001F83C044000-0x000001F83C227000-memory.dmp

Filesize
1.9MB

Download
memory/4788-153-0x000001F83C044000-0x000001F83C227000-memory.dmp

Filesize
1.9MB

Download
memory/4788-152-0x000001F837252000-0x000001F837254000-memory.dmp

Filesize
8KB

Download
memory/4788-130-0x00007FFAE2010000-0x00007FFAE2020000-memory.dmp

Filesize
64KB

Download
memory/4788-154-0x000001F83BC70000-0x000001F83BD66000-memory.dmp

Filesize
984KB

Download
memory/4788-137-0x000001F837252000-0x000001F837254000-memory.dmp

Filesize
8KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads