9894b3d3ab4a2f3303c0aea040cae4c50e5d9711fd5cb24b9c2500f5be9a23fe

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16-06-2022 16:21

220616-ttrs8afhhq 10

13-06-2022 09:28

220613-lfsjlafcfl 10

13-06-2022 08:34

220613-kgyxbsbab6 8

Analysis

max time kernel
296s
max time network
294s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
13-06-2022 08:34

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General

Target

varacalli-file-13.06.2022.docm
Size

1.9MB
MD5

f2dbc8b51a88d4c6631042bb0f62df74
SHA1

b9769be211e29dec9c7a03c0d255d2abbee9f73c
SHA256

9894b3d3ab4a2f3303c0aea040cae4c50e5d9711fd5cb24b9c2500f5be9a23fe
SHA512

354527aaaccfc18315b866fb6375b3fddeb9d264297127868fb06cb1b11da8e77e9bd07c73a040bd6a6bc5a9079651642b33f9db2267fdbc40f1b79d41dad41e

Score

8^/10

Malware Config

Signatures

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
1980	r1444.tmp.exe

Loads dropped DLL 1 IoCs

pid	Process
1980	r1444.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 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

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1124	WINWORD.EXE
1124	WINWORD.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1124	WINWORD.EXE
1124	WINWORD.EXE
1124	WINWORD.EXE
1124	WINWORD.EXE
1124	WINWORD.EXE
1124	WINWORD.EXE
1124	WINWORD.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 1980	1124	WINWORD.EXE	85
PID 1124 wrote to memory of 1980	1124	WINWORD.EXE	85
PID 1124 wrote to memory of 1980	1124	WINWORD.EXE	85

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 use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1124
- C:\Users\Admin\AppData\Local\Temp\r1444.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\r1444.tmp.exe" "C:\Users\Admin\AppData\Local\Temp\y103C.tmp.dll",DllRegisterServer
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1980

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\r1444.tmp.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Users\Admin\AppData\Local\Temp\r1444.tmp.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Users\Admin\AppData\Local\Temp\y103C.tmp.dll

Filesize
816KB

MD5
94ed97a7d00dfeb3356df3fd73fa5c38

SHA1
0f926e5bb2389ad919b438a2d1b9a24e93c9e501

SHA256
788d09f17caf8e95bc28d1f122bb2b3ffb4567c1dc92856428327ebe1ac26ce4

SHA512
8e26f88f187d34d5f1d292dee9179c0451b188c7abb87d51b8594357d12f9c81f6e7eb629769e1c620c693364387a557b1173315038000529c946c0da2bc93ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\y103C.tmp.dll

Filesize
816KB

MD5
94ed97a7d00dfeb3356df3fd73fa5c38

SHA1
0f926e5bb2389ad919b438a2d1b9a24e93c9e501

SHA256
788d09f17caf8e95bc28d1f122bb2b3ffb4567c1dc92856428327ebe1ac26ce4

SHA512
8e26f88f187d34d5f1d292dee9179c0451b188c7abb87d51b8594357d12f9c81f6e7eb629769e1c620c693364387a557b1173315038000529c946c0da2bc93ae

Download Submit
memory/1124-134-0x00007FFD67DB0000-0x00007FFD67DC0000-memory.dmp

Filesize
64KB

Download
memory/1124-133-0x00007FFD67DB0000-0x00007FFD67DC0000-memory.dmp

Filesize
64KB

Download
memory/1124-136-0x00007FFD655B0000-0x00007FFD655C0000-memory.dmp

Filesize
64KB

Download
memory/1124-137-0x000002893E3CA000-0x000002893E5AD000-memory.dmp

Filesize
1.9MB

Download
memory/1124-138-0x000002893DFF0000-0x000002893E0E6000-memory.dmp

Filesize
984KB

Download
memory/1124-150-0x000002893DFF0000-0x000002893E0E6000-memory.dmp

Filesize
984KB

Download
memory/1124-130-0x00007FFD67DB0000-0x00007FFD67DC0000-memory.dmp

Filesize
64KB

Download
memory/1124-135-0x00007FFD655B0000-0x00007FFD655C0000-memory.dmp

Filesize
64KB

Download
memory/1124-132-0x00007FFD67DB0000-0x00007FFD67DC0000-memory.dmp

Filesize
64KB

Download
memory/1124-131-0x00007FFD67DB0000-0x00007FFD67DC0000-memory.dmp

Filesize
64KB

Download
memory/1124-149-0x000002893E3CA000-0x000002893E5AD000-memory.dmp

Filesize
1.9MB

Download
memory/1980-148-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/1980-144-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads