da7ccda595f2e484f285794aad70dbfe89305edec910b0a635ce512f5d755db0

General

Target

771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe
Size

440KB
MD5

771bc8c03797354bda6f8718b2f70095
SHA1

e88d449c57a8ed3e0bbf566969e8772b15e4e0f3
SHA256

da7ccda595f2e484f285794aad70dbfe89305edec910b0a635ce512f5d755db0
SHA512

95295085dee7a9f0519001aaef9b443ec5b679928360df0804fab2037b04636e52c295fe9d8c41e1507ba97046062d74b6d357789eb36cd0ce94e7e2437b62fc
SSDEEP

12288:eZPMzkBtRp1Hmlv175qj47nKrwy5XV2wsEK6Px:eZRRH4Z5qj4urFEER

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2524	gNhEoHc08501.exe

Executes dropped EXE 1 IoCs

pid	Process
2524	gNhEoHc08501.exe

Loads dropped DLL 2 IoCs

pid	Process
2568	771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe
2568	771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2568-1-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2568-2-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2524-17-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2524-16-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2568-21-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2524-22-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2568-25-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2524-38-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2568-54-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2568-55-0x0000000000400000-0x00000000004B5000-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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\gNhEoHc08501 = "C:\\ProgramData\\gNhEoHc08501\\gNhEoHc08501.exe"	gNhEoHc08501.exe

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	gNhEoHc08501.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 1 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	gNhEoHc08501.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2568	771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe
Token: SeDebugPrivilege	2524	gNhEoHc08501.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2524	gNhEoHc08501.exe
2524	gNhEoHc08501.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2524	gNhEoHc08501.exe
2524	gNhEoHc08501.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2524	gNhEoHc08501.exe
2524	gNhEoHc08501.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 2524	2568	771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe	30
PID 2568 wrote to memory of 2524	2568	771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe	30
PID 2568 wrote to memory of 2524	2568	771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe	30
PID 2568 wrote to memory of 2524	2568	771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2568
- C:\ProgramData\gNhEoHc08501\gNhEoHc08501.exe
  "C:\ProgramData\gNhEoHc08501\gNhEoHc08501.exe" "C:\Users\Admin\AppData\Local\Temp\771bc8c03797354bda6f8718b2f70095_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2524

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

2

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\gNhEoHc08501\gNhEoHc08501.exe

Filesize
440KB

MD5
d0e9599b6651e2691cc24ae517d8c45a

SHA1
aa1821311446daea9597f4244f7b58aae4a2beef

SHA256
e644ccb4984b8a93e4ada61ed614c39c7b99d2e4a2cb501b60a11ebd2179f6c5

SHA512
f09f573b7d6379c71e3b2bb68d8661191074fa07199220a5cbafe42efd1712f29d5ce0944b7ef94d1d8bcaeb0a80aecc00dfb3e23acd0b5c7df754a3b201d7e3

Download Submit
memory/2524-16-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2524-15-0x0000000000670000-0x0000000000770000-memory.dmp

Filesize
1024KB

Download
memory/2524-17-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2524-22-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2524-38-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2568-2-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2568-1-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2568-0-0x00000000005E0000-0x00000000006E0000-memory.dmp

Filesize
1024KB

Download
memory/2568-21-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2568-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2568-54-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2568-55-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads