bcbf89fb28d5c4e3b15bcce3dab09988e172da05bf139b01e935799e9ab81292

Analysis

max time kernel
134s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 20:19

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General

Target

b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe
Size

151KB
MD5

b0afb5aafcd854e65057aadd9a68038b
SHA1

f00d78240735c8b41653a226769793e719b5b0a4
SHA256

bcbf89fb28d5c4e3b15bcce3dab09988e172da05bf139b01e935799e9ab81292
SHA512

99a0e9155e458160acd1e9a5197ba4d7fbaf55b9d30e74442c532e570e3748bfb20e02b1742fcfb642b6f9f61cbe5f030c1e675e59749bce003f7e6d23eeeff4
SSDEEP

3072:Y/NLxbeN3Z0l+wLslelQgJFlOK4aesYtJ2YYGJqbMi:MNLxbapPwLGehFT4FsYT2Ye

Score

10^/10

discovery evasion persistence 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

Processes:

b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Audio HD Driver = "C:\\Users\\Admin\\AppData\\Roaming\\UmLa2pRoir1.exe"	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Audio HD Driver = "C:\\Users\\Admin\\AppData\\Local\\Temp\\UmLa2pRoir1.exe"	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Audio HD Driver = "C:\\Users\\Admin\\AppData\\Local\\Temp\\UmLa2pRoir1.exe"	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

description	pid	Process
Token: SeDebugPrivilege	3552	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b0afb5aafcd854e65057aadd9a68038b_JaffaCakes118.exe"
1⤵
- UAC bypass
- Adds policy Run key to start application
- Adds Run key to start application
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:3552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3552-0-0x0000000074772000-0x0000000074773000-memory.dmp

Filesize
4KB

Download
memory/3552-1-0x0000000074770000-0x0000000074D21000-memory.dmp

Filesize
5.7MB

Download
memory/3552-2-0x0000000074770000-0x0000000074D21000-memory.dmp

Filesize
5.7MB

Download
memory/3552-8-0x0000000074770000-0x0000000074D21000-memory.dmp

Filesize
5.7MB

Download