0b04a73276d99fa28e5e26793e8f21ad7fceff49f8a223935956f3f80c7ed67c

General

Target

ebc7abb27c104ae2af0605933854586e_JaffaCakes118.xls
Size

36KB
MD5

ebc7abb27c104ae2af0605933854586e
SHA1

01580543a2465bbb13f5fa589b5c52cd82484915
SHA256

0b04a73276d99fa28e5e26793e8f21ad7fceff49f8a223935956f3f80c7ed67c
SHA512

4db4b919f51104e8c27d19aeee88cf907c3ac83fdc91636ccbc66fa7cd140958d37f5c3a89217213c11059c80f3932eca58ad681bee2b4c5e195a8026ab39ac4
SSDEEP

768:YPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJJHF6gx/f7dTSXWK:Uok3hbdlylKsgqopeJBWhZFGkE+cL2Nr

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	2828	4020	explorer.exe	82

Blocklisted process makes network request 2 IoCs

flow	pid	Process
24	2792	WScript.exe
25	2792	WScript.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 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

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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000_Classes\Local Settings	explorer.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4020	EXCEL.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4020	EXCEL.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4020	EXCEL.EXE
4020	EXCEL.EXE
4020	EXCEL.EXE
4020	EXCEL.EXE
4020	EXCEL.EXE
4020	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4020 wrote to memory of 2828	4020	EXCEL.EXE	87
PID 4020 wrote to memory of 2828	4020	EXCEL.EXE	87
PID 5076 wrote to memory of 2792	5076	explorer.exe	89
PID 5076 wrote to memory of 2792	5076	explorer.exe	89

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ebc7abb27c104ae2af0605933854586e_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:4020
- C:\Windows\explorer.exe
  explorer.exe C:\Users\Public\Documents\DzoM.vbs
  2⤵
  - Process spawned unexpected child process
  PID:2828

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\DzoM.vbs"
  2⤵
  - Blocklisted process makes network request
  PID:2792

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\DzoM.vbs

Filesize
550B

MD5
fe33a6febe6a18dd4b31aae614de1bc7

SHA1
c2c9290855dd9fb8c23fd1baa946281c2841c2df

SHA256
b87b73f00dd4d271459fffacac4ca968dfa311f62a84c2b1a3a32190c4a92ad0

SHA512
aba5b6f9e8a70ac96161a4578851d0cb05b94893b459e7c85fb3423d86a0c2f40ff79a9c71dde36646a93b290c95d8ffa95e874577913d24bd98477e84f1020c

Download Submit
memory/4020-12-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-28-0x00007FFA3F58D000-0x00007FFA3F58E000-memory.dmp

Filesize
4KB

Download
memory/4020-3-0x00007FF9FF570000-0x00007FF9FF580000-memory.dmp

Filesize
64KB

Download
memory/4020-2-0x00007FF9FF570000-0x00007FF9FF580000-memory.dmp

Filesize
64KB

Download
memory/4020-0-0x00007FF9FF570000-0x00007FF9FF580000-memory.dmp

Filesize
64KB

Download
memory/4020-7-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-8-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-14-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-30-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-4-0x00007FF9FF570000-0x00007FF9FF580000-memory.dmp

Filesize
64KB

Download
memory/4020-6-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-13-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-15-0x00007FF9FCEE0000-0x00007FF9FCEF0000-memory.dmp

Filesize
64KB

Download
memory/4020-11-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-10-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-5-0x00007FF9FF570000-0x00007FF9FF580000-memory.dmp

Filesize
64KB

Download
memory/4020-27-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-1-0x00007FFA3F58D000-0x00007FFA3F58E000-memory.dmp

Filesize
4KB

Download
memory/4020-29-0x00007FFA3F4F0000-0x00007FFA3F6E5000-memory.dmp

Filesize
2.0MB

Download
memory/4020-9-0x00007FF9FCEE0000-0x00007FF9FCEF0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads