a753769cb80b592ce66d4565155649d16f4c7c27878da021b75defecf538af9b

General

Target

348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe
Size

601KB
MD5

348f1dbc0e05c56c2f25bd830521b299
SHA1

a7ea78122e5be703757f4fee7b6b72795afa1e65
SHA256

a753769cb80b592ce66d4565155649d16f4c7c27878da021b75defecf538af9b
SHA512

27213e19e1b3423a0510d043caf8dec66f7a7f28d17da216ad9a5d4d169224008be814e9bbd1366913feb39065a26f17a48219f1404325eaa4a9ed6ebcdb72db
SSDEEP

12288:2JNS5ORQe/lPWIU/ByOByk7FZX4L1aeDhqVznM1M8PuSdgfmPbtAVq4:2fNR6IU3X4BaeDhhrxvPbt+

Score

8^/10

evasion persistence privilege_escalation upx

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 4 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
3004	netsh.exe
5040	netsh.exe
1128	netsh.exe
5060	netsh.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/548-0-0x0000000000400000-0x0000000000625000-memory.dmp	upx
behavioral2/memory/548-2-0x0000000000400000-0x0000000000625000-memory.dmp	upx
behavioral2/memory/548-4-0x0000000000400000-0x0000000000625000-memory.dmp	upx
behavioral2/memory/548-6-0x0000000000400000-0x0000000000625000-memory.dmp	upx
behavioral2/memory/548-8-0x0000000000400000-0x0000000000625000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\msne = "C:\\Users\\Admin\\AppData\\Local\\Temp\\348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe"	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\windows\control.ctr	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 12 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 5040	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	84
PID 548 wrote to memory of 5040	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	84
PID 548 wrote to memory of 5040	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	84
PID 548 wrote to memory of 5060	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	85
PID 548 wrote to memory of 5060	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	85
PID 548 wrote to memory of 5060	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	85
PID 548 wrote to memory of 1128	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	86
PID 548 wrote to memory of 1128	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	86
PID 548 wrote to memory of 1128	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	86
PID 548 wrote to memory of 3004	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	91
PID 548 wrote to memory of 3004	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	91
PID 548 wrote to memory of 3004	548	348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe	91

C:\Users\Admin\AppData\Local\Temp\348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\348f1dbc0e05c56c2f25bd830521b299_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall opmode disable
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:5040
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall opmode disable
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:5060
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall opmode disable
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:1128
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall opmode disable
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:3004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/548-0-0x0000000000400000-0x0000000000625000-memory.dmp

Filesize
2.1MB

Download
memory/548-1-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/548-2-0x0000000000400000-0x0000000000625000-memory.dmp

Filesize
2.1MB

Download
memory/548-4-0x0000000000400000-0x0000000000625000-memory.dmp

Filesize
2.1MB

Download
memory/548-5-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/548-6-0x0000000000400000-0x0000000000625000-memory.dmp

Filesize
2.1MB

Download
memory/548-8-0x0000000000400000-0x0000000000625000-memory.dmp

Filesize
2.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads