bb0582197a14bfd068309c70e16c8a0a963fcdb17db8e72e0d315baa8ab2b83a

General

Target

JaffaCakes118_5ec8d1a0be3482a42f9bc81a129042aa.xls
Size

172KB
MD5

5ec8d1a0be3482a42f9bc81a129042aa
SHA1

44c383b8393cec22ed3266a5587f7fb5fc34dd9a
SHA256

bb0582197a14bfd068309c70e16c8a0a963fcdb17db8e72e0d315baa8ab2b83a
SHA512

e9846498b798da209d14f8e710a5a9ecc11f73db575eef233b10b7d0f1acfe6b6c502a21f88131eacb760a8a6cef6876402bdcb2404a9e36a29c16abf9fe6079
SSDEEP

3072:Mz1gxv7yZmspH7+cclKis86NqTBun5oV5O8CQgvWVbrzRbKS7ITkPSUDjXae5k1u:a1gxv7yZmspH7+cclKis86NqTBun5oV6

Score

10^/10

defense_evasion discovery

Malware Config

Signatures

Process spawned unexpected child process 3 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1992	1692	cmd.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1264	1692	cmd.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1828	1692	cmd.exe	29

Deletes itself 1 IoCs

pid	Process
1692	EXCEL.EXE

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\A2B67F00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1692	EXCEL.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1692	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1692	EXCEL.EXE
1692	EXCEL.EXE
1692	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 1992	1692	EXCEL.EXE	30
PID 1692 wrote to memory of 1992	1692	EXCEL.EXE	30
PID 1692 wrote to memory of 1992	1692	EXCEL.EXE	30
PID 1692 wrote to memory of 1992	1692	EXCEL.EXE	30
PID 1692 wrote to memory of 1264	1692	EXCEL.EXE	31
PID 1692 wrote to memory of 1264	1692	EXCEL.EXE	31
PID 1692 wrote to memory of 1264	1692	EXCEL.EXE	31
PID 1692 wrote to memory of 1264	1692	EXCEL.EXE	31
PID 1692 wrote to memory of 1828	1692	EXCEL.EXE	32
PID 1692 wrote to memory of 1828	1692	EXCEL.EXE	32
PID 1692 wrote to memory of 1828	1692	EXCEL.EXE	32
PID 1692 wrote to memory of 1828	1692	EXCEL.EXE	32
PID 1992 wrote to memory of 2196	1992	cmd.exe	36
PID 1992 wrote to memory of 2196	1992	cmd.exe	36
PID 1992 wrote to memory of 2196	1992	cmd.exe	36
PID 1992 wrote to memory of 2196	1992	cmd.exe	36

Views/modifies file attributes 1 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2196	attrib.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ec8d1a0be3482a42f9bc81a129042aa.xls
1⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\attrib.exe
    attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2196
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1264
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

1

T1564

Hidden Files and Directories

1

T1564.001

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1692-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1692-1-0x000000007213D000-0x0000000072148000-memory.dmp

Filesize
44KB

Download
memory/1692-32-0x00000000063C0000-0x00000000064C0000-memory.dmp

Filesize
1024KB

Download
memory/1692-30-0x00000000063C0000-0x00000000064C0000-memory.dmp

Filesize
1024KB

Download
memory/1692-166-0x00000000063C0000-0x00000000064C0000-memory.dmp

Filesize
1024KB

Download
memory/1692-165-0x00000000063C0000-0x00000000064C0000-memory.dmp

Filesize
1024KB

Download
memory/1692-120-0x00000000063C0000-0x00000000064C0000-memory.dmp

Filesize
1024KB

Download
memory/1692-331-0x000000007213D000-0x0000000072148000-memory.dmp

Filesize
44KB

Download
memory/1692-332-0x00000000063C0000-0x00000000064C0000-memory.dmp

Filesize
1024KB

Download

Analysis

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