8116e0ec558a71b144d6212ee1d386b79b9160668257180f288b1b979b494059

General

Target

73d85bca598fe0f63426ad390306ea4a_JaffaCakes118.doc
Size

179KB
MD5

73d85bca598fe0f63426ad390306ea4a
SHA1

ac91ce91ad79f62b749739dc202962d5bf63a48d
SHA256

8116e0ec558a71b144d6212ee1d386b79b9160668257180f288b1b979b494059
SHA512

a0184d37d9e5c3f687c9f8acb0983c51247c6300ac7a2c7f41e93ef4d84fd3476796fe1ec45f27256cd23ecce3c0220e64d7bcbec957924b380f518d0df7a51d
SSDEEP

1536:uasrbYasrb2rdi1Ir77zOH98Wj2gpng9+a9hSGIRK9b/WYjd2LO6h/QC27TgvY:crfrzOH98ipgpSGYK9TngLOm27TgvY

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	3724	808	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\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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	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 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
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 2 IoCs

pid	Process
808	WINWORD.EXE
808	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
808	WINWORD.EXE
808	WINWORD.EXE
808	WINWORD.EXE
808	WINWORD.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
808	WINWORD.EXE
808	WINWORD.EXE
808	WINWORD.EXE
808	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 808 wrote to memory of 3724	808	WINWORD.EXE	87
PID 808 wrote to memory of 3724	808	WINWORD.EXE	87
PID 3724 wrote to memory of 1604	3724	DW20.EXE	89
PID 3724 wrote to memory of 1604	3724	DW20.EXE	89

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\73d85bca598fe0f63426ad390306ea4a_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:808
- 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 4672
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:3724
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4672
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:1604

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/808-10-0x00007FFE73FD0000-0x00007FFE73FE0000-memory.dmp

Filesize
64KB

Download
memory/808-71-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-1-0x00007FFEB632D000-0x00007FFEB632E000-memory.dmp

Filesize
4KB

Download
memory/808-4-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/808-3-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/808-7-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-6-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-8-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/808-5-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/808-11-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-2-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-0-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/808-9-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-14-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-13-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-15-0x00007FFE73FD0000-0x00007FFE73FE0000-memory.dmp

Filesize
64KB

Download
memory/808-30-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-31-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/808-12-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/3724-70-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/3724-69-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/3724-68-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/3724-67-0x00007FFE76310000-0x00007FFE76320000-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