4b44a49d851cfe708c39124110dcb95dd328ecb52b9c80a0bc91c9fffd677ef0

General

Target

af2a61fea70fc4b92dfc72bdd17ae2af_JaffaCakes118.doc
Size

161KB
MD5

af2a61fea70fc4b92dfc72bdd17ae2af
SHA1

9a7b42d1014ddc487430e446391e57d3ec1d0189
SHA256

4b44a49d851cfe708c39124110dcb95dd328ecb52b9c80a0bc91c9fffd677ef0
SHA512

d35a712a77f76ef2a906d1a58bd73b05406f0b09d5d9fdb4e5d18d5e355f3688af0f3850e5bd564fd2ee5e91751d0097edc131fd852cd835ed798275c0034e66
SSDEEP

3072:+KNtK1zjRjJz22TWTogk079THcpOu5UZTCWJ3/t5AtmGj:+Ct+zjR9/TX07hHcJQTJvt5AtmGj

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\WINWORD.EXE is not expected to spawn this process	4316	1632	DW20.EXE	83

Checks processor information in registry 2 TTPs 5 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	dwwin.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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dwwin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dwwin.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1632	WINWORD.EXE
1632	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1632	WINWORD.EXE
1632	WINWORD.EXE
1632	WINWORD.EXE
1632	WINWORD.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1632	WINWORD.EXE
1632	WINWORD.EXE
1632	WINWORD.EXE
1632	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 4316	1632	WINWORD.EXE	87
PID 1632 wrote to memory of 4316	1632	WINWORD.EXE	87
PID 4316 wrote to memory of 756	4316	DW20.EXE	88
PID 4316 wrote to memory of 756	4316	DW20.EXE	88

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\af2a61fea70fc4b92dfc72bdd17ae2af_JaffaCakes118.doc" /o ""
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:1632
- 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 4748
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:4316
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4748
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:756

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

Replay Monitor

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Downloads

memory/1632-12-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-27-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-2-0x00007FFBA2A50000-0x00007FFBA2A60000-memory.dmp

Filesize
64KB

Download
memory/1632-7-0x00007FFBA2A50000-0x00007FFBA2A60000-memory.dmp

Filesize
64KB

Download
memory/1632-4-0x00007FFBA2A50000-0x00007FFBA2A60000-memory.dmp

Filesize
64KB

Download
memory/1632-3-0x00007FFBE2A6D000-0x00007FFBE2A6E000-memory.dmp

Filesize
4KB

Download
memory/1632-6-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-5-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-9-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-8-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-14-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-13-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-1-0x00007FFBA2A50000-0x00007FFBA2A60000-memory.dmp

Filesize
64KB

Download
memory/1632-78-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-24-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-11-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-10-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-17-0x00007FFBA07E0000-0x00007FFBA07F0000-memory.dmp

Filesize
64KB

Download
memory/1632-16-0x00007FFBA07E0000-0x00007FFBA07F0000-memory.dmp

Filesize
64KB

Download
memory/1632-0-0x00007FFBA2A50000-0x00007FFBA2A60000-memory.dmp

Filesize
64KB

Download
memory/1632-53-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/1632-15-0x00007FFBE29D0000-0x00007FFBE2BC5000-memory.dmp

Filesize
2.0MB

Download
memory/4316-77-0x00007FFBA2A50000-0x00007FFBA2A60000-memory.dmp

Filesize
64KB

Download
memory/4316-75-0x00007FFBA2A50000-0x00007FFBA2A60000-memory.dmp

Filesize
64KB

Download
memory/4316-74-0x00007FFBA2A50000-0x00007FFBA2A60000-memory.dmp

Filesize
64KB

Download
memory/4316-76-0x00007FFBA2A50000-0x00007FFBA2A60000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads