543414fa51bda8d8a6a9b7f2e3b4b2336a3b3b338a54262e78b183fc62345629

General

Target

8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe
Size

1.8MB
MD5

8ae7f48088a6f02e4d84baa7a1d3a92a
SHA1

a222a4ad85d3491be8f69c3de5ca72ced3378e0f
SHA256

543414fa51bda8d8a6a9b7f2e3b4b2336a3b3b338a54262e78b183fc62345629
SHA512

8a51d1ff1ba55705de9ce92a64d267c87c808df6876371aa84aab0cef72bc554f285f26a654c96c8c39c6a8291e76be420339f752289fc4d59fa93c538df0b84
SSDEEP

24576:oK0hyqlVvWDAuSyDCRYy3bD3+T2ETKiuUJaIGdyBBXTQt2GzqeFEHEEHc:+fISjwXTKR4aIGsvTaJzqaEHEEH

Score

7^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2804	Antvrs.exe

Loads dropped DLL 3 IoCs

pid	Process
2076	8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe
2804	Antvrs.exe
2804	Antvrs.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2076-0-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral1/files/0x00080000000164b1-5.dat	upx
behavioral1/memory/2804-11-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral1/memory/2076-10-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral1/memory/2804-19-0x0000000000400000-0x00000000005D5000-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\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Antivirus = "C:\\Program Files (x86)\\Antivirus 2008\\Antvrs.exe"	Antvrs.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Antivirus 2008\Antvrs.exe	8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Antvrs.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2804	Antvrs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2804	Antvrs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: 33	3052	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	3052	AUDIODG.EXE
Token: 33	3052	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	3052	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 7 IoCs

pid	Process
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe
2804	Antvrs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2804	Antvrs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2804	2076	8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe	30
PID 2076 wrote to memory of 2804	2076	8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe	30
PID 2076 wrote to memory of 2804	2076	8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe	30
PID 2076 wrote to memory of 2804	2076	8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Program Files (x86)\Antivirus 2008\Antvrs.exe
  "C:\Program Files (x86)\Antivirus 2008\Antvrs.exe" /d:C:\Users\Admin\AppData\Local\Temp\8ae7f48088a6f02e4d84baa7a1d3a92a_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2804

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x1e0
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3052

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

\Program Files (x86)\Antivirus 2008\Antvrs.exe

Filesize
1.8MB

MD5
8ae7f48088a6f02e4d84baa7a1d3a92a

SHA1
a222a4ad85d3491be8f69c3de5ca72ced3378e0f

SHA256
543414fa51bda8d8a6a9b7f2e3b4b2336a3b3b338a54262e78b183fc62345629

SHA512
8a51d1ff1ba55705de9ce92a64d267c87c808df6876371aa84aab0cef72bc554f285f26a654c96c8c39c6a8291e76be420339f752289fc4d59fa93c538df0b84

Download Submit
memory/2076-0-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2076-1-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2076-10-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2076-9-0x00000000040F0000-0x00000000042C5000-memory.dmp

Filesize
1.8MB

Download
memory/2804-11-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2804-18-0x0000000004400000-0x0000000004410000-memory.dmp

Filesize
64KB

Download
memory/2804-17-0x0000000004400000-0x0000000004410000-memory.dmp

Filesize
64KB

Download
memory/2804-19-0x0000000000400000-0x00000000005D5000-memory.dmp

Filesize
1.8MB

Download
memory/2804-20-0x0000000004400000-0x0000000004410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads