43a1acb61a0cfc3766f5755d7b5d03c9b86630550c658d8c7af7e017f5c62ce6

General

Target

fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.exe
Size

2.0MB
MD5

fb257fdf2d615b566734ac9a87b752c4
SHA1

681bca5f4dafcee2603fa4c38aebddbad46b68e3
SHA256

43a1acb61a0cfc3766f5755d7b5d03c9b86630550c658d8c7af7e017f5c62ce6
SHA512

074c3bf4bb56410bbe815a0405ef2461571c549ad021746398fb4e77f7743b162c88ae9faae12e424eb52bb9c16fc0ca8b16fb52b2735b6a5651044d65c373fd
SSDEEP

49152:OFUcx88PWPOpX0SFQLOZLPEGO77CZTI3C/yGc:O+K88uPCHii4Gm7CZTIyyGc

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2192	9453.tmp

Loads dropped DLL 1 IoCs

pid	Process
2856	fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1960	WINWORD.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2192	9453.tmp

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1960	WINWORD.EXE
1960	WINWORD.EXE
1960	WINWORD.EXE
1960	WINWORD.EXE
1960	WINWORD.EXE
1960	WINWORD.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2192	2856	fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.exe	28
PID 2856 wrote to memory of 2192	2856	fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.exe	28
PID 2856 wrote to memory of 2192	2856	fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.exe	28
PID 2856 wrote to memory of 2192	2856	fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.exe	28
PID 2192 wrote to memory of 1960	2192	9453.tmp	29
PID 2192 wrote to memory of 1960	2192	9453.tmp	29
PID 2192 wrote to memory of 1960	2192	9453.tmp	29
PID 2192 wrote to memory of 1960	2192	9453.tmp	29

C:\Users\Admin\AppData\Local\Temp\fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Users\Admin\AppData\Local\Temp\9453.tmp
  "C:\Users\Admin\AppData\Local\Temp\9453.tmp" --splashC:\Users\Admin\AppData\Local\Temp\fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.exe C08AA5A7F8A35FD3604BEB433DEEF4955B4FB2D0E93822D04A74B1D934376D393F8FAB99DE26183875D31D200A6AEE111A43A718E6A5FDA49D5F853748DB5527
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:2192
- - C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.docx"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of SetWindowsHookEx
    PID:1960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\fb257fdf2d615b566734ac9a87b752c4_JaffaCakes118.docx

Filesize
19KB

MD5
4046ff080673cffac6529512b8d3bdbb

SHA1
d3cbc39065b7a55e995fa25397da2140bdac80c1

SHA256
f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680

SHA512
453f70730b7560e3d3e23ddfa0fe74e014753f8b34b45254c1c0cf5fec0546a2b8b109a4f9d096e91711b6d02cb383a7136c2cb7bd6600d0598acf7c90c25418

Download Submit
\Users\Admin\AppData\Local\Temp\9453.tmp

Filesize
2.0MB

MD5
15d8dd9fe265e148c0b22e6d52e2f356

SHA1
16f4792e9a0f165f51cdb42ce36a33d3eb3443f6

SHA256
887d232d82e2781c3b191587bf27970d2a89bff09fdad9870c95a204fdb7335b

SHA512
0a3810b1bc494e9c117f9b4efd0994cefe92d38c78c3c0d02b82cbe53d85aa86b110a265f95b10ef0ed7843064889014c15578dd1202db47afc055eaf0188996

Download Submit
memory/1960-9-0x000000002F161000-0x000000002F162000-memory.dmp

Filesize
4KB

Download
memory/1960-10-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1960-11-0x0000000070F2D000-0x0000000070F38000-memory.dmp

Filesize
44KB

Download
memory/1960-15-0x0000000070F2D000-0x0000000070F38000-memory.dmp

Filesize
44KB

Download
memory/2192-6-0x0000000000400000-0x0000000000606000-memory.dmp

Filesize
2.0MB

Download
memory/2856-0-0x0000000000400000-0x0000000000606000-memory.dmp

Filesize
2.0MB

Download

Analysis

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