abdd834e9e3d9a4dece19a52c0f20f47fef18f725a6ca54806d5d435504d0cfd

General

Target

a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe
Size

1.7MB
MD5

a7dd58ba5817483b7c62293d4390027f
SHA1

7a3c44cf6dafb302ba36b88ebefdf360e988be4a
SHA256

abdd834e9e3d9a4dece19a52c0f20f47fef18f725a6ca54806d5d435504d0cfd
SHA512

3cc3ae19bb67ed0a31efc3f092d5e213c92c26fa7a38b10490fef311c719d226ebd5399bf506f385a28075d9ea52062f4e6ca4980b90b28ccbeab3bb0d36e0e4
SSDEEP

49152:zRKLkyrKCDXSlNKPSkBPuCZcCdfmPfsgShSOp:ztyrT4GJw2Rwfe3

Score

7^/10

discovery evasion persistence upx

Malware Config

Signatures

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Wine	a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe

UPX packed file 30 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2308-0-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-3-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-7-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-6-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-8-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-10-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-11-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-12-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-13-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-14-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-16-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-15-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-17-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-18-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-19-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-20-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-21-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-22-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-23-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-24-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-25-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-26-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-27-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-28-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-29-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-30-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-31-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-32-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-33-0x0000000000400000-0x000000000086F000-memory.dmp	upx
behavioral1/memory/2308-34-0x0000000000400000-0x000000000086F000-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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\temp = "C:\\WINDOWS\\system32\\temp.exe"	a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\WINDOWS\SysWOW64\temp.exe	a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe
File opened for modification	C:\WINDOWS\SysWOW64\temp.exe	a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe
File created	C:\WINDOWS\SysWOW64\aviso.bak	a7dd58ba5817483b7c62293d4390027f_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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2308	a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2308	a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a7dd58ba5817483b7c62293d4390027f_JaffaCakes118.exe"
1⤵
- Identifies Wine through registry keys
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
PID:2308

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

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2308-0-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-1-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2308-2-0x0000000000870000-0x0000000000962000-memory.dmp

Filesize
968KB

Download
memory/2308-3-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-7-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-6-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-4-0x0000000000401000-0x000000000044C000-memory.dmp

Filesize
300KB

Download
memory/2308-8-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-9-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2308-10-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-11-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-12-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-13-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-14-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-16-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-15-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-17-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-18-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-19-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-20-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-21-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-22-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-23-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-24-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-25-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-26-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-27-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-28-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-29-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-30-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-31-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-32-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-33-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download
memory/2308-34-0x0000000000400000-0x000000000086F000-memory.dmp

Filesize
4.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads