db936924f807df5b2197b9e4443da196f8a561a137b136db48987163723542ae

General

Target

de03f2b1c1b13cf8e0cbb4818cf8c12c_JaffaCakes118.xls
Size

85KB
MD5

de03f2b1c1b13cf8e0cbb4818cf8c12c
SHA1

deed5efa59761e76661470b87e8520acedce952e
SHA256

db936924f807df5b2197b9e4443da196f8a561a137b136db48987163723542ae
SHA512

bc9c97f6c7721db5481aa8d749efb4ea30f143e7e9739a8a7d71225945daeec4eb0c25c0dffd992133e44d9003ed45965b1e0b9fa229c3708acde99d258059d6
SSDEEP

1536:4sss2T4u4WVbrzQ7ImZe7WDkbA23fM88ScJtXJK4NO:DWVbrzQ7ImuWDkZUjhJtXJTO

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	1036	2832	cmd.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2040	2832	cmd.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2036	2832	cmd.exe	30

Deletes itself 1 IoCs

pid	Process
2832	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\A5E67F00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2832	EXCEL.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2832	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 1036	2832	EXCEL.EXE	31
PID 2832 wrote to memory of 1036	2832	EXCEL.EXE	31
PID 2832 wrote to memory of 1036	2832	EXCEL.EXE	31
PID 2832 wrote to memory of 1036	2832	EXCEL.EXE	31
PID 2832 wrote to memory of 2036	2832	EXCEL.EXE	33
PID 2832 wrote to memory of 2036	2832	EXCEL.EXE	33
PID 2832 wrote to memory of 2036	2832	EXCEL.EXE	33
PID 2832 wrote to memory of 2036	2832	EXCEL.EXE	33
PID 2832 wrote to memory of 2040	2832	EXCEL.EXE	34
PID 2832 wrote to memory of 2040	2832	EXCEL.EXE	34
PID 2832 wrote to memory of 2040	2832	EXCEL.EXE	34
PID 2832 wrote to memory of 2040	2832	EXCEL.EXE	34
PID 1036 wrote to memory of 2532	1036	cmd.exe	37
PID 1036 wrote to memory of 2532	1036	cmd.exe	37
PID 1036 wrote to memory of 2532	1036	cmd.exe	37
PID 1036 wrote to memory of 2532	1036	cmd.exe	37

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2532	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\de03f2b1c1b13cf8e0cbb4818cf8c12c_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:2832
- 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:1036
- - 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:2532
- 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:2036
- 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:2040

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/2832-1-0x000000007254D000-0x0000000072558000-memory.dmp

Filesize
44KB

Download
memory/2832-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2832-8-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-11-0x0000000006500000-0x0000000006600000-memory.dmp

Filesize
1024KB

Download
memory/2832-9-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-10-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-12-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-47-0x0000000006500000-0x0000000006600000-memory.dmp

Filesize
1024KB

Download
memory/2832-17-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-18-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-13-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-16-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-15-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-14-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-19-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-20-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-21-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-22-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-24-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-25-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-23-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-26-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-27-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-28-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-29-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-30-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-77-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-95-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-58-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-331-0x000000007254D000-0x0000000072558000-memory.dmp

Filesize
44KB

Download
memory/2832-332-0x0000000006500000-0x0000000006600000-memory.dmp

Filesize
1024KB

Download
memory/2832-333-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-334-0x0000000006500000-0x0000000006600000-memory.dmp

Filesize
1024KB

Download
memory/2832-335-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download
memory/2832-336-0x00000000007A0000-0x00000000008A0000-memory.dmp

Filesize
1024KB

Download

Analysis

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