696e8e1073511bbf14f750398d83dd7d9ba4b276cf327cc6dc5fe37b4c0dad29

General

Target

f3a85350cfa7d90f5f284660987252b2_JaffaCakes118.xls
Size

36KB
MD5

f3a85350cfa7d90f5f284660987252b2
SHA1

a7a3910cbb4058f7d885362b5e15bde5c717044e
SHA256

696e8e1073511bbf14f750398d83dd7d9ba4b276cf327cc6dc5fe37b4c0dad29
SHA512

85fdffa890d0c29c8eba7002422b51c877a4bbcd8ba3ad96ce408effaead8c3a661153868859f48a226884291bef1e4aa1e2750287545696643551162e4b22f3
SSDEEP

768:xPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJ52wiBaMvoZka0x4bW:5ok3hbdlylKsgqopeJBWhZFGkE+cL2Nb

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.

Processes:

explorer.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1692	2496	explorer.exe	EXCEL.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

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Modifies registry class 1 IoCs

Processes:

explorer.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-553605503-2331009851-2137262461-1000_Classes\Local Settings explorer.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2496 EXCEL.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

EXCEL.EXE

pid process

2496 EXCEL.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

EXCEL.EXE

pid process

2496 EXCEL.EXE
2496 EXCEL.EXE
2496 EXCEL.EXE
2496 EXCEL.EXE
2496 EXCEL.EXE
2496 EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-553605503-2331009851-2137262461-1000_Classes\Local Settings	explorer.exe

pid	process
2496	EXCEL.EXE

pid	process
2496	EXCEL.EXE

pid	process
2496	EXCEL.EXE
2496	EXCEL.EXE
2496	EXCEL.EXE
2496	EXCEL.EXE
2496	EXCEL.EXE
2496	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEexplorer.exe

description	pid	process	target process
PID 2496 wrote to memory of 1692	2496	EXCEL.EXE	explorer.exe
PID 2496 wrote to memory of 1692	2496	EXCEL.EXE	explorer.exe
PID 1740 wrote to memory of 2308	1740	explorer.exe	WScript.exe
PID 1740 wrote to memory of 2308	1740	explorer.exe	WScript.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\f3a85350cfa7d90f5f284660987252b2_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:2496

C:\Windows\explorer.exe
explorer.exe C:\Users\Public\Documents\LkyMw.vbs
2⤵
- Process spawned unexpected child process
PID:1692

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\LkyMw.vbs"
2⤵
PID:2308

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Public\Documents\LkyMw.vbs
Filesize
550B

MD5
f894b876aef84450b5648fbeb20cce3f

SHA1
f3818c15a948a094a2cc88806d45680344569e29

SHA256
3d53c54d7d60deee4bb643ca7b5e4f1fe22c3e94c12727a12907c23e9072c563

SHA512
1d72e8e1179eb1e02e5be29ac2a996d1001b0c20169792a881ac5b8e5e95a1dd074825c4142040ec04621c1c4fe1abf1c12747ef3ae4ecb9209c0347d21c90f5

Download Submit
memory/2496-12-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-29-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-3-0x00007FFE87570000-0x00007FFE87580000-memory.dmp

Filesize
64KB

Download
memory/2496-4-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-5-0x00007FFE87570000-0x00007FFE87580000-memory.dmp

Filesize
64KB

Download
memory/2496-6-0x00007FFE87570000-0x00007FFE87580000-memory.dmp

Filesize
64KB

Download
memory/2496-7-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-8-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-9-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-10-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-31-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-1-0x00007FFE87570000-0x00007FFE87580000-memory.dmp

Filesize
64KB

Download
memory/2496-15-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-14-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-13-0x00007FFE85300000-0x00007FFE85310000-memory.dmp

Filesize
64KB

Download
memory/2496-16-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-17-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-18-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-19-0x00007FFE85300000-0x00007FFE85310000-memory.dmp

Filesize
64KB

Download
memory/2496-20-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-2-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-0-0x00007FFE87570000-0x00007FFE87580000-memory.dmp

Filesize
64KB

Download
memory/2496-30-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-11-0x00007FFEC74F0000-0x00007FFEC76E5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads