328bcd6c46ce246d7486b05d22ed7113e1b191f2d13310b4dc67c5ce93fbbaf3

General

Target

328bcd6c46ce246d7486b05d22ed7113e1b191f2d13310b4dc67c5ce93fbbaf3.xlsm
Size

92KB
MD5

1520144539a4bb811a59a5ba4a2e4bfb
SHA1

41b801c4c5f56b30d328b3ecdea3f01ed96fa7a5
SHA256

328bcd6c46ce246d7486b05d22ed7113e1b191f2d13310b4dc67c5ce93fbbaf3
SHA512

77418d2f66f2f3a3718ad136ede5790d2850c4a88610ac37ed20401e79c38a4f5ae2c73c8ad50a130d1bb3f401418dbac8f4af851aa534b75b8109a8b47e1e9c
SSDEEP

1536:CguZCa6S5khUIwE1yaX4znOSjhLM+vGa/M1NIpPkUlB7583fjncFYII6FK:Cgugapkhlw36aPjpM+d/Ms8ULavLcg

Score

6^/10

Malware Config

Signatures

Process spawned suspicious child process 1 IoCs

This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3864	224	DW20.EXE	82

Checks processor information in registry 2 TTPs 6 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\~MHz	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dwwin.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dwwin.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
224	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE
224	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 224 wrote to memory of 3864	224	EXCEL.EXE	90
PID 224 wrote to memory of 3864	224	EXCEL.EXE	90
PID 3864 wrote to memory of 4768	3864	DW20.EXE	92
PID 3864 wrote to memory of 4768	3864	DW20.EXE	92

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\328bcd6c46ce246d7486b05d22ed7113e1b191f2d13310b4dc67c5ce93fbbaf3.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:224
- C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
  "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4720
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:3864
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4720
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:4768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/224-7-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-16-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-2-0x00007FFFB5590000-0x00007FFFB55A0000-memory.dmp

Filesize
64KB

Download
memory/224-3-0x00007FFFB5590000-0x00007FFFB55A0000-memory.dmp

Filesize
64KB

Download
memory/224-4-0x00007FFFB5590000-0x00007FFFB55A0000-memory.dmp

Filesize
64KB

Download
memory/224-5-0x00007FFFF55AD000-0x00007FFFF55AE000-memory.dmp

Filesize
4KB

Download
memory/224-6-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-9-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-11-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-10-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-59-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-12-0x00007FFFB2D30000-0x00007FFFB2D40000-memory.dmp

Filesize
64KB

Download
memory/224-17-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-13-0x00007FFFB2D30000-0x00007FFFB2D40000-memory.dmp

Filesize
64KB

Download
memory/224-0-0x00007FFFB5590000-0x00007FFFB55A0000-memory.dmp

Filesize
64KB

Download
memory/224-18-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-1-0x00007FFFB5590000-0x00007FFFB55A0000-memory.dmp

Filesize
64KB

Download
memory/224-15-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-14-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/224-8-0x00007FFFF5510000-0x00007FFFF5705000-memory.dmp

Filesize
2.0MB

Download
memory/3864-58-0x00007FFFB5590000-0x00007FFFB55A0000-memory.dmp

Filesize
64KB

Download
memory/3864-55-0x00007FFFB5590000-0x00007FFFB55A0000-memory.dmp

Filesize
64KB

Download
memory/3864-56-0x00007FFFB5590000-0x00007FFFB55A0000-memory.dmp

Filesize
64KB

Download
memory/3864-57-0x00007FFFB5590000-0x00007FFFB55A0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads