6949ec1cce539486e2d402fb8f219e73a76589842fb657997087f29df64d9049

General

Target

6482be05b37e5670913bdc5cdaa0d738_JaffaCakes118.xls
Size

366KB
MD5

6482be05b37e5670913bdc5cdaa0d738
SHA1

13bbae7ecfcdcf722d1da28a648ab0e8cd4cd187
SHA256

6949ec1cce539486e2d402fb8f219e73a76589842fb657997087f29df64d9049
SHA512

e9c5dc67f8538ff1d5d653e9371f6188ad6eb45111fcc99dcb060fa3205a54104274e4f2cf5493828afc9a79cec0b9b5a0876fc4682d5fe208178ab2d939d0d7
SSDEEP

6144:JxEtjPOtioVjDGUU1qfDlavx+W2QnA0W4HwOA7dXDzHeagWUKsR0g9SDgkUnFTq8:yP3uXvH/sGz0kOTq8

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.

Processes:

DW20.EXE

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1588	4992	DW20.EXE	EXCEL.EXE

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

Processes:

dwwin.exeEXCEL.EXE

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	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

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

dwwin.exeEXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dwwin.exe
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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4992 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

EXCEL.EXE

pid process

4992 EXCEL.EXE
4992 EXCEL.EXE
4992 EXCEL.EXE
4992 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE
4992	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEDW20.EXE

description	pid	process	target process
PID 4992 wrote to memory of 1588	4992	EXCEL.EXE	DW20.EXE
PID 4992 wrote to memory of 1588	4992	EXCEL.EXE	DW20.EXE
PID 1588 wrote to memory of 540	1588	DW20.EXE	dwwin.exe
PID 1588 wrote to memory of 540	1588	DW20.EXE	dwwin.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\6482be05b37e5670913bdc5cdaa0d738_JaffaCakes118.xls"
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:4992
- 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 4944
  2⤵
  - Process spawned suspicious child process
  - Suspicious use of WriteProcessMemory
  PID:1588
- - C:\Windows\system32\dwwin.exe
    C:\Windows\system32\dwwin.exe -x -s 4944
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:540

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/1588-4031-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

Filesize
64KB

Download
memory/1588-4030-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

Filesize
64KB

Download
memory/1588-4032-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

Filesize
64KB

Download
memory/1588-4033-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

Filesize
64KB

Download
memory/4992-13-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-15-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-7-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-8-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-5-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

Filesize
64KB

Download
memory/4992-11-0x00007FF7F1D00000-0x00007FF7F1D10000-memory.dmp

Filesize
64KB

Download
memory/4992-10-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-9-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-1-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

Filesize
64KB

Download
memory/4992-12-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-14-0x00007FF7F1D00000-0x00007FF7F1D10000-memory.dmp

Filesize
64KB

Download
memory/4992-6-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-19-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-18-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-17-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-16-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-163-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download
memory/4992-3-0x00007FF8344CD000-0x00007FF8344CE000-memory.dmp

Filesize
4KB

Download
memory/4992-4-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

Filesize
64KB

Download
memory/4992-2-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

Filesize
64KB

Download
memory/4992-0-0x00007FF7F44B0000-0x00007FF7F44C0000-memory.dmp

Filesize
64KB

Download
memory/4992-4034-0x00007FF834430000-0x00007FF834625000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads