b6f277069904bfa64aa38bd7341292475d497b0886cfa3d3216be717cf1f1b01

General

Target

25ae8616ec601286bbbc90aa970526c3_JaffaCakes118.exe
Size

550KB
MD5

25ae8616ec601286bbbc90aa970526c3
SHA1

eca72e4e970fffebd76cb9640fc4b6bf6ac7325d
SHA256

b6f277069904bfa64aa38bd7341292475d497b0886cfa3d3216be717cf1f1b01
SHA512

83b78bc21ac073e9f841d4e6e494267b87c557a68ab12268e698b9c5844c64b27a15ce2b2f0370cde12a37fb1aa793a1cd68860a024e63238263bc49f7893012
SSDEEP

12288:6GZtguR2iS44BqXjoHB6qe7A1k9NS2tfFkk9vaUJa:LZOuR2kHohLe7AeW2tfaUJ

Score

8^/10

discovery evasion persistence privilege_escalation

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 2 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1848	netsh.exe
3692	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
232	atlspl.exe
2728	atlspl.exe

Drops file in System32 directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\atlspl.exe.log	atlspl.exe
File opened for modification	C:\Windows\SysWOW64\atlspl.exe.log	atlspl.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	atlspl.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	atlspl.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	atlspl.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	atlspl.exe
File created	C:\Windows\SysWOW64\atlspl.exe	25ae8616ec601286bbbc90aa970526c3_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\atlspl.exe	25ae8616ec601286bbbc90aa970526c3_JaffaCakes118.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 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 opened	\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 opened	\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

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	atlspl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	25ae8616ec601286bbbc90aa970526c3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	atlspl.exe

Modifies data under HKEY_USERS 8 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	atlspl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	atlspl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	atlspl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	atlspl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	atlspl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	atlspl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	atlspl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	atlspl.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2728	atlspl.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3928 wrote to memory of 232	3928	25ae8616ec601286bbbc90aa970526c3_JaffaCakes118.exe	83
PID 3928 wrote to memory of 232	3928	25ae8616ec601286bbbc90aa970526c3_JaffaCakes118.exe	83
PID 3928 wrote to memory of 232	3928	25ae8616ec601286bbbc90aa970526c3_JaffaCakes118.exe	83
PID 2728 wrote to memory of 3692	2728	atlspl.exe	88
PID 2728 wrote to memory of 3692	2728	atlspl.exe	88
PID 2728 wrote to memory of 3692	2728	atlspl.exe	88
PID 2728 wrote to memory of 1848	2728	atlspl.exe	90
PID 2728 wrote to memory of 1848	2728	atlspl.exe	90
PID 2728 wrote to memory of 1848	2728	atlspl.exe	90

C:\Users\Admin\AppData\Local\Temp\25ae8616ec601286bbbc90aa970526c3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\25ae8616ec601286bbbc90aa970526c3_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3928
- C:\Windows\SysWOW64\atlspl.exe
  "C:\Windows\system32\atlspl.exe" /i
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:232

C:\Windows\SysWOW64\atlspl.exe
"C:\Windows\SysWOW64\atlspl.exe" /s /p 27016
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Windows\SysWOW64\netsh.exe
  C:\Windows\system32\netsh.exe advfirewall firewall delete rule name="atlspl.exe"
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:3692
- C:\Windows\SysWOW64\netsh.exe
  C:\Windows\system32\netsh.exe advfirewall firewall add rule name="atlspl.exe" dir=in action=allow program="C:\Windows\SysWOW64\atlspl.exe" enable=yes profile=any
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:1848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

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

1

T1562.004

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\atlspl.exe

Filesize
550KB

MD5
25ae8616ec601286bbbc90aa970526c3

SHA1
eca72e4e970fffebd76cb9640fc4b6bf6ac7325d

SHA256
b6f277069904bfa64aa38bd7341292475d497b0886cfa3d3216be717cf1f1b01

SHA512
83b78bc21ac073e9f841d4e6e494267b87c557a68ab12268e698b9c5844c64b27a15ce2b2f0370cde12a37fb1aa793a1cd68860a024e63238263bc49f7893012

Download Submit
memory/232-9-0x00000000009B0000-0x0000000000AB0000-memory.dmp

Filesize
1024KB

Download
memory/232-20-0x0000000000400000-0x000000000052FB7B-memory.dmp

Filesize
1.2MB

Download
memory/2728-15-0x0000000000B80000-0x0000000000C80000-memory.dmp

Filesize
1024KB

Download
memory/2728-22-0x0000000000400000-0x000000000052FB7B-memory.dmp

Filesize
1.2MB

Download
memory/2728-23-0x0000000000400000-0x000000000052FB7B-memory.dmp

Filesize
1.2MB

Download
memory/3928-0-0x0000000000BF0000-0x0000000000CF0000-memory.dmp

Filesize
1024KB

Download
memory/3928-1-0x0000000000400000-0x000000000052FB7B-memory.dmp

Filesize
1.2MB

Download
memory/3928-21-0x0000000000400000-0x000000000052FB7B-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads