1885a7e7e091f3363c7e809515a77bc9883f44bb6a81a539c852fd0d2438513c

General

Target

dcab0482f019071dc72d68380cb94f54_JaffaCakes118.xls
Size

146KB
MD5

dcab0482f019071dc72d68380cb94f54
SHA1

047f343cd5594b54acb37e14336c3f587777afe8
SHA256

1885a7e7e091f3363c7e809515a77bc9883f44bb6a81a539c852fd0d2438513c
SHA512

e234d081f863cca83fb93449e2d64e3aa9aa271e6f51b9cd0d6e68ceca92c930f3812dd35c8f0d6af9915213e079b499401eb097af3e3d030aa192fb6d57f05a
SSDEEP

3072:a/1Bbai7+WVbrzAZD7ITk9CU0JtXwk5k62TW:y3p7cDi

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	1988	2364	cmd.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1944	2364	cmd.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1132	2364	cmd.exe	30

Deletes itself 1 IoCs

pid	Process
2364	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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.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\55D67F00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2364	EXCEL.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2364	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2364	EXCEL.EXE
2364	EXCEL.EXE
2364	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 1988	2364	EXCEL.EXE	31
PID 2364 wrote to memory of 1988	2364	EXCEL.EXE	31
PID 2364 wrote to memory of 1988	2364	EXCEL.EXE	31
PID 2364 wrote to memory of 1988	2364	EXCEL.EXE	31
PID 2364 wrote to memory of 1944	2364	EXCEL.EXE	32
PID 2364 wrote to memory of 1944	2364	EXCEL.EXE	32
PID 2364 wrote to memory of 1944	2364	EXCEL.EXE	32
PID 2364 wrote to memory of 1944	2364	EXCEL.EXE	32
PID 2364 wrote to memory of 1132	2364	EXCEL.EXE	33
PID 2364 wrote to memory of 1132	2364	EXCEL.EXE	33
PID 2364 wrote to memory of 1132	2364	EXCEL.EXE	33
PID 2364 wrote to memory of 1132	2364	EXCEL.EXE	33
PID 1988 wrote to memory of 2912	1988	cmd.exe	37
PID 1988 wrote to memory of 2912	1988	cmd.exe	37
PID 1988 wrote to memory of 2912	1988	cmd.exe	37
PID 1988 wrote to memory of 2912	1988	cmd.exe	37

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2912	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\dcab0482f019071dc72d68380cb94f54_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:2364
- 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:1988
- - 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:2912
- 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:1944
- 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:1132

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/2364-1-0x00000000724DD000-0x00000000724E8000-memory.dmp

Filesize
44KB

Download
memory/2364-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2364-100-0x0000000006260000-0x0000000006360000-memory.dmp

Filesize
1024KB

Download
memory/2364-77-0x0000000006260000-0x0000000006360000-memory.dmp

Filesize
1024KB

Download
memory/2364-75-0x0000000006260000-0x0000000006360000-memory.dmp

Filesize
1024KB

Download
memory/2364-74-0x0000000006260000-0x0000000006360000-memory.dmp

Filesize
1024KB

Download
memory/2364-99-0x0000000006260000-0x0000000006360000-memory.dmp

Filesize
1024KB

Download
memory/2364-331-0x00000000724DD000-0x00000000724E8000-memory.dmp

Filesize
44KB

Download
memory/2364-332-0x0000000006260000-0x0000000006360000-memory.dmp

Filesize
1024KB

Download
memory/2364-333-0x0000000006260000-0x0000000006360000-memory.dmp

Filesize
1024KB

Download
memory/2364-334-0x0000000006260000-0x0000000006360000-memory.dmp

Filesize
1024KB

Download

Analysis

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