0a0dd626cf0198bf3c0ab3e02a69c457d03c11694a45d0867bdff7db7804c0e2

General

Target

2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe
Size

21KB
MD5

2d9e2dafe65b5503fbce184872aa87fb
SHA1

6f5cf4c80cc86bff3f78ef7de9b8809a5d72d0d9
SHA256

0a0dd626cf0198bf3c0ab3e02a69c457d03c11694a45d0867bdff7db7804c0e2
SHA512

74326c44bf36288b3eda201ac2f0317202df4e5f61a62abcb37cba5633a9703ad00a580a8e33a52e449021142f4c26be34aa019a09221ceb667f208834c99f73
SSDEEP

384:oBQdvnWVAWMc+WZmV0KBKHEdrZgo6cnxJ7RE2mu1DU6EpE:NWVAW3A0u4kH6aJ7O7u1Y6Ep

Score

10^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe rundll32.exe ubwi.wlo qetwxqy"	2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
4748	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
4052	2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe
4748	svchost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ubwi.wlo	2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ubwi.wlo	2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\idid	svchost.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4860	WINWORD.EXE
4860	WINWORD.EXE

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4052	2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4860	WINWORD.EXE
4860	WINWORD.EXE
4860	WINWORD.EXE
4860	WINWORD.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 4748	4052	2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe	88
PID 4052 wrote to memory of 4748	4052	2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe	88
PID 4052 wrote to memory of 4748	4052	2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2d9e2dafe65b5503fbce184872aa87fb_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4052
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4748

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /Automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\AA1B.tmp

Filesize
20KB

MD5
7df149b3d83494577301b546a10a3050

SHA1
a1c1e1a8697ce2e958df81d24131c95934afaa1d

SHA256
47094a1a75493f92d312b8bb32c2dce2fd877a2e8cbea58ff3bb9ae45aafed08

SHA512
b436404166b23795ac9a2641054ceb2ea8ee3e97c81243c69448832bc6ac9bb4197ce1efe7f1e5c92c95953075cf67d8ab4213fbd48454ffb2db91cd110cfdc4

Download Submit
memory/4052-47-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4748-52-0x0000000010000000-0x000000001000C000-memory.dmp

Filesize
48KB

Download
memory/4748-51-0x0000000010000000-0x000000001000C000-memory.dmp

Filesize
48KB

Download
memory/4748-50-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

Filesize
2.0MB

Download
memory/4860-9-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

Filesize
2.0MB

Download
memory/4860-16-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

Filesize
2.0MB

Download
memory/4860-12-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

Filesize
2.0MB

Download
memory/4860-14-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

Filesize
2.0MB

Download
memory/4860-13-0x00007FFA00170000-0x00007FFA00180000-memory.dmp

Filesize
64KB

Download
memory/4860-11-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

Filesize
64KB

Download
memory/4860-7-0x00007FFA429ED000-0x00007FFA429EE000-memory.dmp

Filesize
4KB

Download
memory/4860-10-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

Filesize
2.0MB

Download
memory/4860-15-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

Filesize
2.0MB

Download
memory/4860-17-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

Filesize
2.0MB

Download
memory/4860-18-0x00007FFA00170000-0x00007FFA00180000-memory.dmp

Filesize
64KB

Download
memory/4860-42-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

Filesize
2.0MB

Download
memory/4860-4-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

Filesize
64KB

Download
memory/4860-5-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

Filesize
64KB

Download
memory/4860-8-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

Filesize
64KB

Download
memory/4860-6-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads