138c555d42084b20aeffe0f8bc097b440e581840a4e897c23b28f146f2aa86e6

General

Target

8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
Size

78KB
MD5

8329e89dbada1a981dca28cd67dd1a2e
SHA1

9f3939a3d71feeebc7f028c0f1dc0c8accf034db
SHA256

138c555d42084b20aeffe0f8bc097b440e581840a4e897c23b28f146f2aa86e6
SHA512

8922ebc24bc473a2c962972984335d03efc9c98910ba00e3302bdf9c70b7400776f1f602990af014e5c8d1296ec5074e7bacd98a3ff91f953c9b83bffe013287
SSDEEP

1536:BM+hZsshR8/SaP3o0zbDyRatLMXhOoh6k1BKOOcLm6DX047HBTl9W:OEZssXA3ZyRatC6kSvohTl9W

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2264	regsvr32.exe

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{78364D99-A640-4ddf-B91A-67EFF8373045}	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{78364D99-A640-4ddf-B91A-67EFF8373045}	regsvr32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\appwiz.dll	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\appwiz.dll	8329e89dbada1a981dca28cd67dd1a2e_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	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\Main	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes"	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\Main	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes"	regsvr32.exe

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{78364D99-A640-4ddf-B91A-67EFF8373045}	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}\InprocServer32	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}\InprocServer32\ = "C:\\Windows\\SysWow64\\\\appwiz.dll"	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}\InprocServer32\ = "C:\\Windows\\SysWow64\\appwiz.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}\InprocServer32\ThreadingModel = "apartment"	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{78364D99-A640-4ddf-B91A-67EFF8373045}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2264	1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe	31
PID 1700 wrote to memory of 2264	1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe	31
PID 1700 wrote to memory of 2264	1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe	31
PID 1700 wrote to memory of 2264	1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe	31
PID 1700 wrote to memory of 2264	1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe	31
PID 1700 wrote to memory of 2264	1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe	31
PID 1700 wrote to memory of 2264	1700	8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8329e89dbada1a981dca28cd67dd1a2e_JaffaCakes118.exe"
1⤵
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s C:\Windows\system32\\appwiz.dll
  2⤵
  - Loads dropped DLL
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:2264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\appwiz.dll

Filesize
62KB

MD5
c01fc3a33380eb4dd5c8577ea498f0fb

SHA1
61758cb754c564ffcaa5de5c529e28da4fb7505b

SHA256
af2829e725fe8985e7450aeed8c8c28eea2555ce533536fe5ac43373cd30a94a

SHA512
7a861566116bd435c0c9b362317190211dcb502c183d4f03772bae4225f815b4cc30d88d05ea47f7917aa4db29f0bbed1e5efc1906e24f7b6eab717746f458ab

Download Submit
memory/1700-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1700-3-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/1700-2-0x0000000000020000-0x0000000000035000-memory.dmp

Filesize
84KB

Download
memory/1700-1-0x0000000000020000-0x0000000000035000-memory.dmp

Filesize
84KB

Download
memory/1700-6-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2264-9-0x0000000010000000-0x0000000010027000-memory.dmp

Filesize
156KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads