9084aca9c6c96722be49e439d8082661714c9ab504304bdfe5d8096ce9e3eb6c

General

Target

65b433392c856bcf8457f4f25a3c9228_JaffaCakes118.xls
Size

36KB
MD5

65b433392c856bcf8457f4f25a3c9228
SHA1

94941ac6d7d0dda8404d2f2c44e2e99269cfb1c1
SHA256

9084aca9c6c96722be49e439d8082661714c9ab504304bdfe5d8096ce9e3eb6c
SHA512

5885fcc6b71fd10028aa90307375389226ea9b69c98f5d42524ddf0a2138bf536fa4d8525f61843d7c21843a9d81f75aa35a6c98ce5ca4ed3d78a78938589517
SSDEEP

768:JPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJI/RS1a8khCsgzTSpwq1:Bok3hbdlylKsgqopeJBWhZFGkE+cL2NJ

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 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\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5044	4360	explorer.exe	83

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	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.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	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000_Classes\Local Settings	explorer.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4360	EXCEL.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4360	EXCEL.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4360	EXCEL.EXE
4360	EXCEL.EXE
4360	EXCEL.EXE
4360	EXCEL.EXE
4360	EXCEL.EXE
4360	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4360 wrote to memory of 5044	4360	EXCEL.EXE	88
PID 4360 wrote to memory of 5044	4360	EXCEL.EXE	88
PID 3448 wrote to memory of 4980	3448	explorer.exe	90
PID 3448 wrote to memory of 4980	3448	explorer.exe	90

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\65b433392c856bcf8457f4f25a3c9228_JaffaCakes118.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4360
- C:\Windows\explorer.exe
  explorer.exe C:\Users\Public\Documents\a5lMh.vbs
  2⤵
  - Process spawned unexpected child process
  PID:5044

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3448
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\a5lMh.vbs"
  2⤵
  PID:4980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Public\Documents\a5lMh.vbs

Filesize
544B

MD5
4df900f108b58887fa21ec92f94350d5

SHA1
7eb3b9268236cb0becd494c5ec122ce667aae64f

SHA256
55d91d9dc131d122d2bd86e10ef2d4f923d0f5461a718303c507af5b8a086b29

SHA512
386fa0bf76103a736a399c0ce143be8b6400a8914da318a17caf34fad150e53a2053686a001eeeef21c9f454d7952773f56d9fe3599f5b463a813be11bdbf891

Download Submit
memory/4360-10-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-5-0x00007FF8CDD10000-0x00007FF8CDD20000-memory.dmp

Filesize
64KB

Download
memory/4360-1-0x00007FF8CDD10000-0x00007FF8CDD20000-memory.dmp

Filesize
64KB

Download
memory/4360-8-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-7-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-6-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-0-0x00007FF8CDD10000-0x00007FF8CDD20000-memory.dmp

Filesize
64KB

Download
memory/4360-4-0x00007FF90DD2D000-0x00007FF90DD2E000-memory.dmp

Filesize
4KB

Download
memory/4360-12-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-11-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-3-0x00007FF8CDD10000-0x00007FF8CDD20000-memory.dmp

Filesize
64KB

Download
memory/4360-13-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-19-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-16-0x00007FF8CBBB0000-0x00007FF8CBBC0000-memory.dmp

Filesize
64KB

Download
memory/4360-14-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-9-0x00007FF8CBBB0000-0x00007FF8CBBC0000-memory.dmp

Filesize
64KB

Download
memory/4360-15-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-22-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-21-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-20-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-18-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-17-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download
memory/4360-2-0x00007FF8CDD10000-0x00007FF8CDD20000-memory.dmp

Filesize
64KB

Download
memory/4360-37-0x00007FF90DC90000-0x00007FF90DE85000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads