2407e90893f016d9ed760ed7b9ff5f89f542179af7229fd5c915b81a65862a62

Resubmissions

23-03-2023 01:13

230323-bk51dace88 10

23-03-2023 01:09

230323-bjasvaee4y 10

Analysis

max time kernel
207s
max time network
180s
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 01:09

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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	4988	2860	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 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

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery
T1018

Processes:

PING.EXEPING.EXE

pid process

2296 PING.EXE
2312 PING.EXE
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2860 WINWORD.EXE
2860 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

2860 WINWORD.EXE
2860 WINWORD.EXE
2860 WINWORD.EXE
2860 WINWORD.EXE
2860 WINWORD.EXE
2860 WINWORD.EXE
2860 WINWORD.EXE

pid	process
2296	PING.EXE
2312	PING.EXE

pid	process
2860	WINWORD.EXE
2860	WINWORD.EXE

pid	process
2860	WINWORD.EXE
2860	WINWORD.EXE
2860	WINWORD.EXE
2860	WINWORD.EXE
2860	WINWORD.EXE
2860	WINWORD.EXE
2860	WINWORD.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

WINWORD.EXEcmd.exeforfiles.execmd.exe

description	pid	process	target process
PID 2860 wrote to memory of 4988	2860	WINWORD.EXE	cmd.exe
PID 2860 wrote to memory of 4988	2860	WINWORD.EXE	cmd.exe
PID 4988 wrote to memory of 2312	4988	cmd.exe	PING.EXE
PID 4988 wrote to memory of 2312	4988	cmd.exe	PING.EXE
PID 4988 wrote to memory of 2104	4988	cmd.exe	forfiles.exe
PID 4988 wrote to memory of 2104	4988	cmd.exe	forfiles.exe
PID 2104 wrote to memory of 2184	2104	forfiles.exe	cmd.exe
PID 2104 wrote to memory of 2184	2104	forfiles.exe	cmd.exe
PID 2184 wrote to memory of 2296	2184	cmd.exe	PING.EXE
PID 2184 wrote to memory of 2296	2184	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:2860

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:4988

C:\Windows\system32\PING.EXE
ping -n 13 194.170.189.177
3⤵
- Runs ping.exe
PID:2312

C:\Windows\system32\forfiles.exe
forfiles /P C:\Users\Admin\AppData\Local\Temp /S /M 5OHOp3SoB*.4PZ /C "cmd /c mkdir C:\Users\Admin\AppData\Roaming\rY2oC&move /y @file C:\Users\Admin\AppData\Roaming\rY2oC\WHealthScanner.exe&ping -n 20 166.193.61.63&pushd&C:\Users\Admin\AppData\Roaming\rY2oC\WHealthScanner.exe"
3⤵
- Suspicious use of WriteProcessMemory
PID:2104

C:\Windows\system32\cmd.exe
/c mkdir C:\Users\Admin\AppData\Roaming\rY2oC&move /y "5OHOp3SoB.4PZ" C:\Users\Admin\AppData\Roaming\rY2oC\WHealthScanner.exe&ping -n 20 166.193.61.63&pushd&C:\Users\Admin\AppData\Roaming\rY2oC\WHealthScanner.exe
4⤵
- Suspicious use of WriteProcessMemory
PID:2184

C:\Windows\system32\PING.EXE
ping -n 20 166.193.61.63
5⤵
- Runs ping.exe
PID:2296

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

C:\Users\Admin\AppData\Local\Temp\5OHOp3SoB.4PZ
Filesize
50KB

MD5
08becde6c95db231f471be0016e0140b

SHA1
16d7b16801d3d5540552e590bafb470a748f2fba

SHA256
018ada7702c9b0eb0be51757cc6d4207143f219c9ac75797fdf67b3e69e7002c

SHA512
74fdcd01036cbebeff4634c2091411596957b6067be750ddabdc452dac91530883ce6538987c03ec52df0cba6205669ba18701cd7d6521cf749484f3f6c562c8

Download Submit
memory/2860-140-0x00007FFB7B3D0000-0x00007FFB7B3E0000-memory.dmp

Filesize
64KB

Download
memory/2860-135-0x00007FFB7D650000-0x00007FFB7D660000-memory.dmp

Filesize
64KB

Download
memory/2860-136-0x00007FFB7D650000-0x00007FFB7D660000-memory.dmp

Filesize
64KB

Download
memory/2860-137-0x00007FFB7D650000-0x00007FFB7D660000-memory.dmp

Filesize
64KB

Download
memory/2860-138-0x00007FFB7B3D0000-0x00007FFB7B3E0000-memory.dmp

Filesize
64KB

Download
memory/2860-133-0x00007FFB7D650000-0x00007FFB7D660000-memory.dmp

Filesize
64KB

Download
memory/2860-151-0x000002040A6F0000-0x000002040A8F0000-memory.dmp

Filesize
2.0MB

Download
memory/2860-195-0x000002040A6F0000-0x000002040A8F0000-memory.dmp

Filesize
2.0MB

Download
memory/2860-230-0x00007FFB7D650000-0x00007FFB7D660000-memory.dmp

Filesize
64KB

Download
memory/2860-232-0x00007FFB7D650000-0x00007FFB7D660000-memory.dmp

Filesize
64KB

Download
memory/2860-231-0x00007FFB7D650000-0x00007FFB7D660000-memory.dmp

Filesize
64KB

Download
memory/2860-233-0x00007FFB7D650000-0x00007FFB7D660000-memory.dmp

Filesize
64KB

Download
memory/2860-134-0x00007FFB7D650000-0x00007FFB7D660000-memory.dmp

Filesize
64KB

Download