1ce10d907f4929d568a03b5336386ce51b7bb4cb3d4814bca951bdcbb11a0930

General

Target

b1a74aca86a21a5749a400fcdf10ab6c_JaffaCakes118.doc
Size

176KB
MD5

b1a74aca86a21a5749a400fcdf10ab6c
SHA1

ff151c98ba0331c83f98c1bb2788255a4f0d803d
SHA256

1ce10d907f4929d568a03b5336386ce51b7bb4cb3d4814bca951bdcbb11a0930
SHA512

74a0b133f79f9db0766179d21e2886a500477ba89a25dad81c1c3dd50efba6147cbb7a54df5b34bd908128ab7aaafe5079cf834c89608196d07b4aad41f8a534
SSDEEP

3072:UUqJ1NgsA8k/gvh0NZ0lGX1nZ7hZ7Q8eK8:UBtgVIveNZvnF88x8

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	4132	4420	DW20.EXE	86

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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dwwin.exe
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	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 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4420	WINWORD.EXE
4420	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4420	WINWORD.EXE
4420	WINWORD.EXE
4420	WINWORD.EXE
4420	WINWORD.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4420	WINWORD.EXE
4420	WINWORD.EXE
4420	WINWORD.EXE
4420	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 4132	4420	WINWORD.EXE	92
PID 4420 wrote to memory of 4132	4420	WINWORD.EXE	92
PID 4132 wrote to memory of 4012	4132	DW20.EXE	93
PID 4132 wrote to memory of 4012	4132	DW20.EXE	93

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\b1a74aca86a21a5749a400fcdf10ab6c_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:4420
- 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 4616
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:4132
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4616
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:4012

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

Loading Replay Monitor...

Downloads

memory/4132-71-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

Filesize
64KB

Download
memory/4132-68-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

Filesize
64KB

Download
memory/4132-69-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

Filesize
64KB

Download
memory/4132-70-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

Filesize
64KB

Download
memory/4420-11-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download
memory/4420-7-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download
memory/4420-5-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download
memory/4420-9-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download
memory/4420-8-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download
memory/4420-12-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download
memory/4420-0-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

Filesize
64KB

Download
memory/4420-10-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download
memory/4420-13-0x00007FFB633D0000-0x00007FFB633E0000-memory.dmp

Filesize
64KB

Download
memory/4420-6-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

Filesize
64KB

Download
memory/4420-14-0x00007FFB633D0000-0x00007FFB633E0000-memory.dmp

Filesize
64KB

Download
memory/4420-21-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download
memory/4420-26-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download
memory/4420-4-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

Filesize
64KB

Download
memory/4420-2-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

Filesize
64KB

Download
memory/4420-3-0x00007FFB65A90000-0x00007FFB65AA0000-memory.dmp

Filesize
64KB

Download
memory/4420-1-0x00007FFBA5AAD000-0x00007FFBA5AAE000-memory.dmp

Filesize
4KB

Download
memory/4420-72-0x00007FFBA5A10000-0x00007FFBA5C05000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads