4bee84a86ca6c52ec64d162d455827e43a0609e89ea751447b78a7f7b2a7a170

General

Target

a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
Size

48KB
MD5

a6c23464fd33b67c2255183f0a2de9da
SHA1

b1329ea025274f56d86b4a907996af6bb093bf1e
SHA256

4bee84a86ca6c52ec64d162d455827e43a0609e89ea751447b78a7f7b2a7a170
SHA512

7e3fb35716db7a29ad921f4086157bdafa6877e678e569316e4a470401b28714515a1601cf9b999ddc06b77249d87dacfe49d1833a173962c4bacb84a947c4f9
SSDEEP

768:ye5hAwc6gzsPvkWNUzhew59jC1+J8LBVqybTst1qqruQfLfdDC5T6wfV:yeL97ZEeUzJOMJ8lxToNLFiOQ

Score

8^/10

discovery evasion execution persistence

Malware Config

Signatures

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
408	updata.exe

Loads dropped DLL 2 IoCs

pid	Process
5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe

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\KAV = "C:\\Windows\\system32\\kav.exe"	updata.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\progra~1\ATI\amdk8.inf	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
File created	C:\progra~1\ATI\amdk8.sys	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe

Launches sc.exe 3 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2508	sc.exe
3688	sc.exe
2092	sc.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
116	5084	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 5 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	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	updata.exe

Checks SCSI registry key(s) 3 TTPs 4 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\HardwareID	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\HardwareID	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
408	updata.exe
408	updata.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
664	Process not Found

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeAuditPrivilege	1148	svchost.exe
Token: SeDebugPrivilege	408	updata.exe
Token: SeDebugPrivilege	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 2508	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	94
PID 5084 wrote to memory of 2508	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	94
PID 5084 wrote to memory of 2508	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	94
PID 5084 wrote to memory of 3688	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	97
PID 5084 wrote to memory of 3688	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	97
PID 5084 wrote to memory of 3688	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	97
PID 5084 wrote to memory of 2092	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	101
PID 5084 wrote to memory of 2092	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	101
PID 5084 wrote to memory of 2092	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	101
PID 5084 wrote to memory of 408	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	104
PID 5084 wrote to memory of 408	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	104
PID 5084 wrote to memory of 408	5084	a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe	104

C:\Users\Admin\AppData\Local\Temp\a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6c23464fd33b67c2255183f0a2de9da_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5084
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" config PolicyAgent start= auto
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2508
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" stop PolicyAgent
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3688
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start PolicyAgent
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2092
- C:\Users\Admin\AppData\Local\Temp\updata.exe
  "C:\Users\Admin\AppData\Local\Temp\updata.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:408
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 1368
  2⤵
  - Program crash
  PID:116

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5084 -ip 5084
1⤵
PID:820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1

T1569

Service Execution

1

T1569.002

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\kavaa.idx

Filesize
16KB

MD5
219394ebb12624755e13e8c1f6da342c

SHA1
01c18e9c839263e3baa7f90688543a100cc407ee

SHA256
153dc55887a986eb52a8be9008342a66b7b60b8ece2b5e81138309210153d142

SHA512
50dffcddb5fef885388b7041789ec4c05964543d42d0777f3f7f65bcfa117513173a47488e30ace6355def928806492d7c04366343173b492b7bd8d3c148e3e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\updata.exe

Filesize
24KB

MD5
19dadc5a96bdb83cd324e4543a83e11f

SHA1
508816148267eb2f30fd9f64258848165941d52b

SHA256
1f4dc98b444b202added0600f814895222649dacb5ce8af7113ac96aee18437e

SHA512
4c1f1316e1af27150025637c9a638d30fc468b1ec6823dbd495c31183f2c87eb24dae00e1b558c4ebcf0f79df36f00d2ebf450dc69d6f0ea1a5a6da2c755437c

Download Submit
memory/5084-0-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/5084-1-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/5084-20-0x00000000021E0000-0x00000000021E6000-memory.dmp

Filesize
24KB

Download
memory/5084-25-0x00000000021E0000-0x00000000021E6000-memory.dmp

Filesize
24KB

Download
memory/5084-29-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/5084-30-0x00000000021E0000-0x00000000021E6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads