03ab9ed160437fb70245ff625e47325695395e23a6726e80b81d1025e3cd327d

General

Target

6ef50ed3896a94e948c0f54ebfafb097_JaffaCakes118.exe
Size

131KB
MD5

6ef50ed3896a94e948c0f54ebfafb097
SHA1

9f2e965528efb8b5647c3c9f5cd0d2ea4b59f87e
SHA256

03ab9ed160437fb70245ff625e47325695395e23a6726e80b81d1025e3cd327d
SHA512

fbdc883287037d08b072f21ff7d33deabbbcbe1adeaa9a77c5a172338ba70f38ff6d9ba6564e27f8c7ddc423e15d016f60c93870d74242ea7772468ce85f4b56
SSDEEP

3072:byvykMmWULgCdTZQpoGww24PRkoHGDBTDVbnD:bXkMULgCdTqpoGTjRk7D

Score

10^/10

evasion persistence privilege_escalation trojan

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	gger.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2824	netsh.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation	6ef50ed3896a94e948c0f54ebfafb097_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation	gger.exe

Executes dropped EXE 1 IoCs

pid	Process
2224	gger.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Stre = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\gger.exe\" @.."	gger.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Stre = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\gger.exe\""	gger.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	gger.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	gger.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 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\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2224	gger.exe
2224	gger.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2224	gger.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 808 wrote to memory of 2224	808	6ef50ed3896a94e948c0f54ebfafb097_JaffaCakes118.exe	86
PID 808 wrote to memory of 2224	808	6ef50ed3896a94e948c0f54ebfafb097_JaffaCakes118.exe	86
PID 2224 wrote to memory of 2824	2224	gger.exe	88
PID 2224 wrote to memory of 2824	2224	gger.exe	88

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	gger.exe

C:\Users\Admin\AppData\Local\Temp\6ef50ed3896a94e948c0f54ebfafb097_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6ef50ed3896a94e948c0f54ebfafb097_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:808
- C:\Users\Admin\AppData\Local\Temp\gger.exe
  "C:\Users\Admin\AppData\Local\Temp\gger.exe"
  2⤵
  - UAC bypass
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2224
- - C:\Windows\System32\netsh.exe
    "C:\Windows\System32\netsh.exe" firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\gger.exe" "gger.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:2824

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

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

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

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

2

T1562

Disable or Modify System Firewall

1

T1562.004

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\gger.exe

Filesize
131KB

MD5
6ef50ed3896a94e948c0f54ebfafb097

SHA1
9f2e965528efb8b5647c3c9f5cd0d2ea4b59f87e

SHA256
03ab9ed160437fb70245ff625e47325695395e23a6726e80b81d1025e3cd327d

SHA512
fbdc883287037d08b072f21ff7d33deabbbcbe1adeaa9a77c5a172338ba70f38ff6d9ba6564e27f8c7ddc423e15d016f60c93870d74242ea7772468ce85f4b56

Download Submit
memory/808-14-0x00007FFFDD4C0000-0x00007FFFDDE61000-memory.dmp

Filesize
9.6MB

Download
memory/808-2-0x00007FFFDD4C0000-0x00007FFFDDE61000-memory.dmp

Filesize
9.6MB

Download
memory/808-3-0x00007FFFDD4C0000-0x00007FFFDDE61000-memory.dmp

Filesize
9.6MB

Download
memory/808-4-0x000000001C490000-0x000000001C95E000-memory.dmp

Filesize
4.8MB

Download
memory/808-1-0x000000001BC10000-0x000000001BCB6000-memory.dmp

Filesize
664KB

Download
memory/808-0-0x00007FFFDD775000-0x00007FFFDD776000-memory.dmp

Filesize
4KB

Download
memory/2224-17-0x00007FFFDD4C0000-0x00007FFFDDE61000-memory.dmp

Filesize
9.6MB

Download
memory/2224-16-0x00007FFFDD4C0000-0x00007FFFDDE61000-memory.dmp

Filesize
9.6MB

Download
memory/2224-15-0x00007FFFDD4C0000-0x00007FFFDDE61000-memory.dmp

Filesize
9.6MB

Download
memory/2224-18-0x000000001D340000-0x000000001D3DC000-memory.dmp

Filesize
624KB

Download
memory/2224-20-0x000000001D470000-0x000000001D4D2000-memory.dmp

Filesize
392KB

Download
memory/2224-19-0x0000000001660000-0x0000000001670000-memory.dmp

Filesize
64KB

Download
memory/2224-21-0x00007FFFDD4C0000-0x00007FFFDDE61000-memory.dmp

Filesize
9.6MB

Download
memory/2224-22-0x00007FFFDD4C0000-0x00007FFFDDE61000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads