f5348744376b195215d0aee02b11bc26fc692ac5f3ec19aa2dcc4e6c6cef74b4

General

Target

de4ba36c5c6482667815730fc0eb84ee_JaffaCakes118.xls
Size

100KB
MD5

de4ba36c5c6482667815730fc0eb84ee
SHA1

2bb15139ed80431fb627f5cbd539c59c83a2fb9c
SHA256

f5348744376b195215d0aee02b11bc26fc692ac5f3ec19aa2dcc4e6c6cef74b4
SHA512

973bf0dc62c77acb1067fc1a1a1001ab628b7fb1dba2c9b0064e815e995232ec2a6bba0ca4a5bfd3ae93ab7ad0655b7c6238b5039c1a6ad4c9d727fb50b45d61
SSDEEP

1536:xttttcTBVp7pMPKTVWVbCFOSzQ7ITkR62liM88fcJtXwRkM2M/MdA6:OWVbi7zQ7ITk9FjkJtXwp5k+6

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	532	1960	cmd.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	556	1960	cmd.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2112	1960	cmd.exe	29

Deletes itself 1 IoCs

pid	Process
1960	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\BE577F00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1960	EXCEL.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1960	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2996	1960	EXCEL.EXE	30
PID 1960 wrote to memory of 2996	1960	EXCEL.EXE	30
PID 1960 wrote to memory of 2996	1960	EXCEL.EXE	30
PID 1960 wrote to memory of 2996	1960	EXCEL.EXE	30
PID 1960 wrote to memory of 2112	1960	EXCEL.EXE	31
PID 1960 wrote to memory of 2112	1960	EXCEL.EXE	31
PID 1960 wrote to memory of 2112	1960	EXCEL.EXE	31
PID 1960 wrote to memory of 2112	1960	EXCEL.EXE	31
PID 1960 wrote to memory of 556	1960	EXCEL.EXE	32
PID 1960 wrote to memory of 556	1960	EXCEL.EXE	32
PID 1960 wrote to memory of 556	1960	EXCEL.EXE	32
PID 1960 wrote to memory of 556	1960	EXCEL.EXE	32
PID 1960 wrote to memory of 532	1960	EXCEL.EXE	33
PID 1960 wrote to memory of 532	1960	EXCEL.EXE	33
PID 1960 wrote to memory of 532	1960	EXCEL.EXE	33
PID 1960 wrote to memory of 532	1960	EXCEL.EXE	33
PID 2112 wrote to memory of 2192	2112	cmd.exe	37
PID 2112 wrote to memory of 2192	2112	cmd.exe	37
PID 2112 wrote to memory of 2192	2112	cmd.exe	37
PID 2112 wrote to memory of 2192	2112	cmd.exe	37

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2192	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\de4ba36c5c6482667815730fc0eb84ee_JaffaCakes118.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:1960
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2996
- 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:2112
- - 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:2192
- 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:556
- 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:532

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/1960-1-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download
memory/1960-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1960-2-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-7-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-31-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-30-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-77-0x0000000006360000-0x0000000006460000-memory.dmp

Filesize
1024KB

Download
memory/1960-54-0x0000000006360000-0x0000000006460000-memory.dmp

Filesize
1024KB

Download
memory/1960-6-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-100-0x0000000006360000-0x0000000006460000-memory.dmp

Filesize
1024KB

Download
memory/1960-5-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-4-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-3-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-211-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-213-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-212-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-325-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-326-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-324-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-331-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download
memory/1960-332-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1960-333-0x0000000006360000-0x0000000006460000-memory.dmp

Filesize
1024KB

Download
memory/1960-334-0x0000000006360000-0x0000000006460000-memory.dmp

Filesize
1024KB

Download
memory/1960-335-0x0000000006360000-0x0000000006460000-memory.dmp

Filesize
1024KB

Download

Analysis

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